General

  • Target

    5047e67fd02b633f995fbc49b5aac4d9031bd3fd4082efee05334d21264ea3da

  • Size

    240KB

  • Sample

    230923-f6h5yseh36

  • MD5

    a8ab215837370be49e4b2e9ac43bfe0e

  • SHA1

    4f7ee63ee60b7da9e0bf58a3df0706cebc66cad2

  • SHA256

    5047e67fd02b633f995fbc49b5aac4d9031bd3fd4082efee05334d21264ea3da

  • SHA512

    a982401794788513cce85b981b4cf21a4c9105e3217821a775c84465aeeca9b15604488902c7e15a22df5430780a2c64e0e79e63421979c6671e17d8f89e6647

  • SSDEEP

    3072:VuzCE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujDkVwzKAjcF4:VS5frpxdonyq4zaG2u5AOseK7Fpquqp

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

      5047e67fd02b633f995fbc49b5aac4d9031bd3fd4082efee05334d21264ea3da

    • Size

      240KB

    • MD5

      a8ab215837370be49e4b2e9ac43bfe0e

    • SHA1

      4f7ee63ee60b7da9e0bf58a3df0706cebc66cad2

    • SHA256

      5047e67fd02b633f995fbc49b5aac4d9031bd3fd4082efee05334d21264ea3da

    • SHA512

      a982401794788513cce85b981b4cf21a4c9105e3217821a775c84465aeeca9b15604488902c7e15a22df5430780a2c64e0e79e63421979c6671e17d8f89e6647

    • SSDEEP

      3072:VuzCE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujDkVwzKAjcF4:VS5frpxdonyq4zaG2u5AOseK7Fpquqp

    • 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