General

  • Target

    fe08f27bd22bad1ff747a6afc3f7d2758088a8fff4be075e8b815c82eef68f70

  • Size

    4.0MB

  • Sample

    221028-ta3flsgecp

  • MD5

    18a741cf7969f97145d27b986685e07e

  • SHA1

    afa641944b511c26450077178b082dd80d872b7e

  • SHA256

    fe08f27bd22bad1ff747a6afc3f7d2758088a8fff4be075e8b815c82eef68f70

  • SHA512

    fec8e849375d35dd8b96d4e66435a24cc12838157e4e5fa081d52712070fec9780e180516403ab908053badd5d729967d25088c444acc77020eaf65c41b9d562

  • SSDEEP

    98304:JLNCTSkoYLGIORNwCHfRJzMsQWiVIplmkpnUhX0XA9UnHvnmATfMQe:JLNC+FYLGhDJIt2p/pnOXQY+uAPe

Malware Config

Extracted

Family

nullmixer

C2

http://razino.xyz/

Extracted

Family

redline

Botnet

DomAni

C2

ergerr3.top:80

Extracted

Family

redline

Botnet

dzkey

C2

193.106.191.19:47242

Attributes
  • auth_value

    52a449fd61ad73c3abc266d47c699ceb

Targets

    • Target

      fe08f27bd22bad1ff747a6afc3f7d2758088a8fff4be075e8b815c82eef68f70

    • Size

      4.0MB

    • MD5

      18a741cf7969f97145d27b986685e07e

    • SHA1

      afa641944b511c26450077178b082dd80d872b7e

    • SHA256

      fe08f27bd22bad1ff747a6afc3f7d2758088a8fff4be075e8b815c82eef68f70

    • SHA512

      fec8e849375d35dd8b96d4e66435a24cc12838157e4e5fa081d52712070fec9780e180516403ab908053badd5d729967d25088c444acc77020eaf65c41b9d562

    • SSDEEP

      98304:JLNCTSkoYLGIORNwCHfRJzMsQWiVIplmkpnUhX0XA9UnHvnmATfMQe:JLNC+FYLGhDJIt2p/pnOXQY+uAPe

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Modifies Windows Defender Real-time Protection settings

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Nirsoft

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Uses the VBS compiler for execution

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Scripting

1
T1064

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks