Suspicious 80% Download

RFQ# 05-003260928.JS

Obfuscated WSH malware execution

WScript bracket-member access in source textActiveXObject constructor reference
SHA-25698934bb1f2cd48c75003c67a46276ded9b1ec55982db3f4b0c25f14e74b080b5

Evidence

Starts a synchronous function expression lines 36–49
⋯5 lines
41
42}());
43
44(function () {
45
⋯4 lines
Dense computed-property call cluster (3+) lines 101–110
101:42… {
102
103 var WFEHTUEOMJNBRMHV69514 = WFEHTUEOMJNBRMHV6498['apply'](WFEHTUEOMJNBRMHV80106, arguments);
104
105 WFEHTUEOMJNBRMHV6498 = null;
⋯5 lines
Calls a parenthesized function expression lines 177–189
177:54… EOMJNBRMHV388);
178
179
180 }
181
182 })();
183
184
⋯5 lines
Constructs ActiveX object from variable ProgID lines 238–248
238:23… TUEOMJNBRMHV82868['cYpDW'];
239
240
241}
242var WFEHTUEOMJNBRMHVUDP = new ActiveXObject(WFEHTUEOMJNBRMHVCFV);
243
244function WFEHTUEOMJNBRMHVEU(WFEHTUEOMJNBRMHV29223) {
⋯4 lines
WScript bracket-member access in source text lines 3903–3914
3903:6… HOLLYNAMRF += WFEHTUEOMJNBRMHV6467['LUlxn'];
3904
3905
3906 }
3907 var WFEHTUEOMJNBRMHVHFH = WScript['ScriptName'];
3908
3909 function WFEHTUEOMJNBRMHVEU(WFEHTUEOMJNBRMHV42434) {
⋯5 lines

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