General

  • Target

    SecuriteInfo.com.Win32.DropperX-gen.29996.2240.exe

  • Size

    534KB

  • Sample

    230921-x8yf4aab2y

  • MD5

    8be40cda1c421ce5900f722c514a144b

  • SHA1

    e4d0451ff48e03cec66c8be3f4138a175e0f2855

  • SHA256

    df1d73dc9efcf2a095fdb2fc29e6991847811d3d5d1ab94cf075b4ea4a60726c

  • SHA512

    5b0e3a1def8c2b71a7ce44c65942441671cf17fa779f67718df818ec427369c4a741e7b12cff83abd548cf8c9894d22eb71e28ab38bcfd41ac0edc0bdb148ec8

  • SSDEEP

    6144:N+4UxvdjNgBoHFIZ0YesFZITJuUQn+rbYof9fV:9QNg2FTJuUQnROV

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

Extracted

Family

fabookie

C2

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

Targets

    • Target

      SecuriteInfo.com.Win32.DropperX-gen.29996.2240.exe

    • Size

      534KB

    • MD5

      8be40cda1c421ce5900f722c514a144b

    • SHA1

      e4d0451ff48e03cec66c8be3f4138a175e0f2855

    • SHA256

      df1d73dc9efcf2a095fdb2fc29e6991847811d3d5d1ab94cf075b4ea4a60726c

    • SHA512

      5b0e3a1def8c2b71a7ce44c65942441671cf17fa779f67718df818ec427369c4a741e7b12cff83abd548cf8c9894d22eb71e28ab38bcfd41ac0edc0bdb148ec8

    • SSDEEP

      6144:N+4UxvdjNgBoHFIZ0YesFZITJuUQn+rbYof9fV:9QNg2FTJuUQnROV

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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

    • Reads user/profile data of web browsers

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

    • 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