General

  • Target

    27fccb0afa0933c0a553fe5f430d672138071964f3bf6d397e6453186c4762bf

  • Size

    240KB

  • Sample

    230923-ht1wcaff34

  • MD5

    8e394bd71ade8b6cd832034b1f40340a

  • SHA1

    a62eedfb5cfb1cf6640efddf4319817a47ff613f

  • SHA256

    27fccb0afa0933c0a553fe5f430d672138071964f3bf6d397e6453186c4762bf

  • SHA512

    80b88999103d3d352820df9cf100a5f0014dd3bebe34ea806bb1176c9bd63865161a5324cc149b515a4a73828dbe3645775da8f30aedb7cb6155f585f8b1dc0a

  • SSDEEP

    3072:MwUjSE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujDrVwzKmsk4:M55frpxdonyq4zaG2u5AOzeKmDdHquqp

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      27fccb0afa0933c0a553fe5f430d672138071964f3bf6d397e6453186c4762bf

    • Size

      240KB

    • MD5

      8e394bd71ade8b6cd832034b1f40340a

    • SHA1

      a62eedfb5cfb1cf6640efddf4319817a47ff613f

    • SHA256

      27fccb0afa0933c0a553fe5f430d672138071964f3bf6d397e6453186c4762bf

    • SHA512

      80b88999103d3d352820df9cf100a5f0014dd3bebe34ea806bb1176c9bd63865161a5324cc149b515a4a73828dbe3645775da8f30aedb7cb6155f585f8b1dc0a

    • SSDEEP

      3072:MwUjSE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujDrVwzKmsk4:M55frpxdonyq4zaG2u5AOzeKmDdHquqp

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks