General

  • Target

    05a87aaabdb2b0a5dfaceb4a36297179c754dea2633399f83a667b6fce3df230

  • Size

    240KB

  • Sample

    230923-l85pmagc26

  • MD5

    9631c884206d4a30b8e694b0dd91d937

  • SHA1

    02ca8992675664a393bf195f0ea66c59a15949b3

  • SHA256

    05a87aaabdb2b0a5dfaceb4a36297179c754dea2633399f83a667b6fce3df230

  • SHA512

    2737363fe9f6feaf11559594791c60ee9db23c6dff6d6bd3a82dabe425e1e08356a5c9eafb35df1798957b898c28a163f5531b12fc59394421a68218b7d3ada1

  • SSDEEP

    3072:mBfGE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujD1VwzKQrV93:mv5frpxdonyq4zaG2u5AONeKEQquqp

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

Targets

    • Target

      05a87aaabdb2b0a5dfaceb4a36297179c754dea2633399f83a667b6fce3df230

    • Size

      240KB

    • MD5

      9631c884206d4a30b8e694b0dd91d937

    • SHA1

      02ca8992675664a393bf195f0ea66c59a15949b3

    • SHA256

      05a87aaabdb2b0a5dfaceb4a36297179c754dea2633399f83a667b6fce3df230

    • SHA512

      2737363fe9f6feaf11559594791c60ee9db23c6dff6d6bd3a82dabe425e1e08356a5c9eafb35df1798957b898c28a163f5531b12fc59394421a68218b7d3ada1

    • SSDEEP

      3072:mBfGE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujD1VwzKQrV93:mv5frpxdonyq4zaG2u5AONeKEQquqp

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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