General

  • Target

    5f160fd394e4f96806fccfaf005e947eba8bb7b866d37e8e9c36514db673c579

  • Size

    934KB

  • Sample

    230923-3j1staah4v

  • MD5

    2e45caf58ac8ee386f17bfdd5e798db4

  • SHA1

    33d5afb7b4799ae28567a28eee2ffc05e459e738

  • SHA256

    5f160fd394e4f96806fccfaf005e947eba8bb7b866d37e8e9c36514db673c579

  • SHA512

    7211c4fb70971834460459c0e58e27c6e9b903229da8bf794ac15d6728b9a25cae16b775f5c1f9c7e1d5ce3118bed086b4cc9c0667f1151034e3e521db487bc8

  • SSDEEP

    24576:vyx11mYR2nsiUVFhugGE0qpMFhtnr/nI4W2n:6xfmrns7huvQMFhZk4W2

Malware Config

Extracted

Family

redline

Botnet

nanya

C2

77.91.124.82:19071

Attributes
  • auth_value

    640aa5afe54f566d8795f0dc723f8b52

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

      5f160fd394e4f96806fccfaf005e947eba8bb7b866d37e8e9c36514db673c579

    • Size

      934KB

    • MD5

      2e45caf58ac8ee386f17bfdd5e798db4

    • SHA1

      33d5afb7b4799ae28567a28eee2ffc05e459e738

    • SHA256

      5f160fd394e4f96806fccfaf005e947eba8bb7b866d37e8e9c36514db673c579

    • SHA512

      7211c4fb70971834460459c0e58e27c6e9b903229da8bf794ac15d6728b9a25cae16b775f5c1f9c7e1d5ce3118bed086b4cc9c0667f1151034e3e521db487bc8

    • SSDEEP

      24576:vyx11mYR2nsiUVFhugGE0qpMFhtnr/nI4W2n:6xfmrns7huvQMFhZk4W2

    • Detect Fabookie payload

    • Detect rhadamanthys stealer shellcode

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • RedLine

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

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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 Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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