Resubmissions

21/09/2023, 17:42

230921-waa3gabf76 10

21/09/2023, 16:10

230921-tmg1fahc3t 10

General

  • Target

    6c529743ff7449c8c9246fa358f7fcaed3e3744acdb63dced608a1d964d709fe

  • Size

    534KB

  • Sample

    230921-waa3gabf76

  • MD5

    b1124e358c72fd337d7f1bb1aef6944c

  • SHA1

    79a391da59254e2a7cbaa9cc1b7f88c37fbbd8d7

  • SHA256

    6c529743ff7449c8c9246fa358f7fcaed3e3744acdb63dced608a1d964d709fe

  • SHA512

    2d163e0005f3953bff9bbecb5766c4f47452540e913f8b2936fe6b2b794d5caeb42c3cb33e33490e22f4af7717cc3c777a4646a770ed3f6b3af8cb3fd6b89dc4

  • SSDEEP

    6144:M+AUxvdjNgBoHFIZ0YesFZITJuUQnJC3zj7j49fV:4QNg2FTJuUQnUPfmV

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      6c529743ff7449c8c9246fa358f7fcaed3e3744acdb63dced608a1d964d709fe

    • Size

      534KB

    • MD5

      b1124e358c72fd337d7f1bb1aef6944c

    • SHA1

      79a391da59254e2a7cbaa9cc1b7f88c37fbbd8d7

    • SHA256

      6c529743ff7449c8c9246fa358f7fcaed3e3744acdb63dced608a1d964d709fe

    • SHA512

      2d163e0005f3953bff9bbecb5766c4f47452540e913f8b2936fe6b2b794d5caeb42c3cb33e33490e22f4af7717cc3c777a4646a770ed3f6b3af8cb3fd6b89dc4

    • SSDEEP

      6144:M+AUxvdjNgBoHFIZ0YesFZITJuUQnJC3zj7j49fV:4QNg2FTJuUQnUPfmV

    • Glupteba

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

    • Glupteba 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

    • 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