General

  • Target

    9aab74021fae67b0ec355bbc9138b1c4_JaffaCakes118

  • Size

    4.6MB

  • Sample

    241125-ljerxawmgp

  • MD5

    9aab74021fae67b0ec355bbc9138b1c4

  • SHA1

    29ef8b5405f75c09e495e0937e3d9d8b8dbdf4ae

  • SHA256

    befd232ab8dab62c010a0a96e0e62a1ff561509877fd8acfa1507df11e092aec

  • SHA512

    d46b1edb1903b094db95136fbe7f078615450c3d9c5f376430d4abe8f3c76172d3af2782728b3089ac933392cd326da319da4b64ffd7532873896e45e7b4cd2b

  • SSDEEP

    98304:yfKP0VfhaPhaEFHHiRCp4cCH6iUdIbLnTrgAQzuGIOqiC1c2MeS:yfm0Vf8PhaEFniRCp06i+qgksBC1c2xS

Malware Config

Extracted

Family

nullmixer

C2

http://watira.xyz/

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

redline

Botnet

Build1

C2

45.142.213.135:30058

Targets

    • Target

      9aab74021fae67b0ec355bbc9138b1c4_JaffaCakes118

    • Size

      4.6MB

    • MD5

      9aab74021fae67b0ec355bbc9138b1c4

    • SHA1

      29ef8b5405f75c09e495e0937e3d9d8b8dbdf4ae

    • SHA256

      befd232ab8dab62c010a0a96e0e62a1ff561509877fd8acfa1507df11e092aec

    • SHA512

      d46b1edb1903b094db95136fbe7f078615450c3d9c5f376430d4abe8f3c76172d3af2782728b3089ac933392cd326da319da4b64ffd7532873896e45e7b4cd2b

    • SSDEEP

      98304:yfKP0VfhaPhaEFHHiRCp4cCH6iUdIbLnTrgAQzuGIOqiC1c2MeS:yfm0Vf8PhaEFniRCp06i+qgksBC1c2xS

    • NullMixer

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

    • Nullmixer family

    • PrivateLoader

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

    • Privateloader family

    • RedLine

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

    • RedLine payload

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Socelars

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

    • Socelars family

    • Socelars payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Vidar Stealer

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • Accesses 2FA software files, 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.

    • Drops Chrome extension

    • 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 SetThreadContext

    • Target

      setup_installer.exe

    • Size

      4.6MB

    • MD5

      0182d7dcdb4e1d8c87ef13ccca528b16

    • SHA1

      f0f3d321a0829992d81bba5460abad5c555439cd

    • SHA256

      1f4d8c3b8625c3506e6907a4e50e2f43cd851cbde208af218e50a9994b35388b

    • SHA512

      f21c3d8792e805ef3aceaf294385c383e0db4964d36a51654f82b97a448349631a1b829e9602ca78e60caa89311d85a7b569636766521c9f2de167e28860beb9

    • SSDEEP

      98304:x4CvLUBsg2sNW92XS1SgEjpAqU5m7WNHCBqW0N010hh8O7ayZsJc:xlLUCg1U8S1SLjpB6Fmd0kqh8oR

    • NullMixer

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

    • Nullmixer family

    • PrivateLoader

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

    • Privateloader family

    • RedLine

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

    • RedLine payload

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Socelars

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

    • Socelars family

    • Socelars payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Vidar Stealer

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • Accesses 2FA software files, 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.

    • Drops Chrome extension

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks