General

  • Target

    8112256287.zip

  • Size

    6.9MB

  • Sample

    221006-vcmnlsacbn

  • MD5

    3958270b83df031e0f613706aa4e47a3

  • SHA1

    231ee45dc43aeb485bb98b31b9ab6ec11e0e3048

  • SHA256

    9edfef6c1ed7118ef956b76ff3f0aceb5c02a09426a5021c081b28006cf41483

  • SHA512

    93c92231dfa3ed007d7f3e27a5eb13cb53e8a9b5451f52a3c3867d70f503a85441067ba2286157bbe8011008c89f554b37a7cc220ad98399d0c849b55944afaf

  • SSDEEP

    196608:hU9Lpd4xQ58ZRM5566k0MvwblXv6Jt6rhEb1VCi:G5uMv6R4bFv66rKt

Malware Config

Extracted

Family

nullmixer

C2

http://6200bfed86779.com/

Extracted

Family

socelars

C2

http://www.tpyyf.com/

Extracted

Family

redline

Botnet

media456

C2

92.255.57.154:11841

Attributes
  • auth_value

    906873f675bba110beff1a1b9e7e63ea

Targets

    • Target

      000799dea0cea46bda4614657a800408dd3448056800e03c9ff9c5aeb8797ea2

    • Size

      6.9MB

    • MD5

      6d024fe9cc04a9ba49ae7be9f2b2c556

    • SHA1

      77538e5b08b0af662e65a9b5292e53a50681a768

    • SHA256

      000799dea0cea46bda4614657a800408dd3448056800e03c9ff9c5aeb8797ea2

    • SHA512

      08dafd126306a6682cda2afbc0240c901f9bf15b9b891fed0ddf9b0b07b9a05e26968aea4a0f382b2f3ec8a21c237bcd1b77c97074705182d1c7a9bda664637e

    • SSDEEP

      196608:J+5wkZ9vmoHJTJGI7hu5V3DcXOTAFI9CE:J8yoH9MVTsz4CE

    • Detect Fabookie payload

    • Detects Smokeloader packer

    • Fabookie

      Fabookie is facebook account info stealer.

    • NullMixer

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

    • OnlyLogger

      A tiny loader that uses IPLogger to get its 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • OnlyLogger payload

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks