General

  • Target

    gold-crypted.exe

  • Size

    19.9MB

  • Sample

    241122-w3prbswjhz

  • MD5

    a877c33e85699533c1b38def5705805d

  • SHA1

    0183458283e77ddbe20f54af8d7adb6aaee40fc3

  • SHA256

    bd84270f0817b62d7407a54f967312fb3f695aef267618173576022147b74382

  • SHA512

    dc47087d4e0210fd298e439fef630bf083c7afcfb9e1b0472ae208b4b5d1d3582eb3a0de1e2abde9fc98764cc9cbebd7e80d2200c497a40f4d3533f64d7a355a

  • SSDEEP

    393216:Xqu/p92ZxPCGywUP1xX4TFLl/ht3W1aDcq33TxNX+9yl/l7Am71G:BDsxFwroRN3MaDN3ju9GdEm7

Malware Config

Extracted

Family

gurcu

C2

https://api.telegram.org/bot8041920254:AAErt2Qj5PFwq2rCNeb5RylAVE1eFa18SL0/sendDocument?chat_id=-4541669277&caption=%F0%9F%93%82%20-%20Browser%20data%0A%E2%94%9C%E2%94%80%E2%94%80%20%F0%9F%93%82%20-%20cookies(0.25%20kb

https://api.telegram.org/bot8041920254:AAErt2Qj5PFwq2rCNeb5RylAVE1eFa18SL0/sendMessage?chat_id=-4541669277

https://api.telegram.org/bot8041920254:AAErt2Qj5PFwq2rCNeb5RylAVE1eFa18SL0/getUpdates?offset=-

https://api.telegram.org/bot8041920254:AAErt2Qj5PFwq2rCNeb5RylAVE1eFa18SL0/sendDocument?chat_id=-4541669277&caption=%F0%9F%93%B8Screenshot%20take

Targets

    • Target

      gold-crypted.exe

    • Size

      19.9MB

    • MD5

      a877c33e85699533c1b38def5705805d

    • SHA1

      0183458283e77ddbe20f54af8d7adb6aaee40fc3

    • SHA256

      bd84270f0817b62d7407a54f967312fb3f695aef267618173576022147b74382

    • SHA512

      dc47087d4e0210fd298e439fef630bf083c7afcfb9e1b0472ae208b4b5d1d3582eb3a0de1e2abde9fc98764cc9cbebd7e80d2200c497a40f4d3533f64d7a355a

    • SSDEEP

      393216:Xqu/p92ZxPCGywUP1xX4TFLl/ht3W1aDcq33TxNX+9yl/l7Am71G:BDsxFwroRN3MaDN3ju9GdEm7

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • MilleniumRat

      MilleniumRat is a remote access trojan written in C#.

    • Milleniumrat family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks