General

  • Target

    b32cc9e43da80b1981137666a852e9d1.bin

  • Size

    3.2MB

  • Sample

    240306-dabd5ahc6s

  • MD5

    b32cc9e43da80b1981137666a852e9d1

  • SHA1

    81a2553ccf86657e0930ed64cb2778dbd3c02bf6

  • SHA256

    2aafe51ed875d14265117e71337eaf72d2d22f8055ad43356062efbde0eb6f4a

  • SHA512

    b73cb96beb320a439bbe46f2bc47ee1d483702ecef59547cf1d58d7cc4cbcaf98dffde1e7476744477decfe016070d62a2ce0b5ce2edce5075f9a9a86fdca4ef

  • SSDEEP

    49152:EgmXHsGWTHsqe+UWfjixyAupVgDrlDQ9psVFd6AgcKNJ8b1lcFBCyxeRMshbWtO:J4KH5FVSQ9AHgh8bSCyECEWtO

Malware Config

Extracted

Family

nullmixer

C2

http://motiwa.xyz/

Extracted

Family

smokeloader

Botnet

pub6

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

Cana

C2

176.111.174.254:56328

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

Targets

    • Target

      b32cc9e43da80b1981137666a852e9d1.bin

    • Size

      3.2MB

    • MD5

      b32cc9e43da80b1981137666a852e9d1

    • SHA1

      81a2553ccf86657e0930ed64cb2778dbd3c02bf6

    • SHA256

      2aafe51ed875d14265117e71337eaf72d2d22f8055ad43356062efbde0eb6f4a

    • SHA512

      b73cb96beb320a439bbe46f2bc47ee1d483702ecef59547cf1d58d7cc4cbcaf98dffde1e7476744477decfe016070d62a2ce0b5ce2edce5075f9a9a86fdca4ef

    • SSDEEP

      49152:EgmXHsGWTHsqe+UWfjixyAupVgDrlDQ9psVFd6AgcKNJ8b1lcFBCyxeRMshbWtO:J4KH5FVSQ9AHgh8bSCyECEWtO

    • 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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SectopRAT

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

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Nirsoft

    • Vidar Stealer

    • 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

    • UPX packed file

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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • Target

      setup_installer.exe

    • Size

      3.2MB

    • MD5

      85cd8130faf8e25529dce3d52c723522

    • SHA1

      e821659f64ee8c3c7c1b08d65f68e232e5cc5fbe

    • SHA256

      f9ccc11d6d9d8ab81be4d2c88fd66dd7d59bd93c99a3c084194b7a80b5d1b4b7

    • SHA512

      0bc55297ebd588fc54d8b1b5775ec8ca7de854f07116d8d3d98d15e709a5347a0259596ed9fe9fa356163de6a07feffc44a6f427622313ce1c569a8bb07bf0a8

    • SSDEEP

      49152:xcBJamB6oTuTSyPpoF9XeGz9+ETibZl0kzK9HlB3F6+9SnwEwJ84vLRaBtIl9mTX:xYuxW9XlogmiBtF6QSHCvLUBsKPP

    • 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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SectopRAT

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

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Nirsoft

    • Vidar Stealer

    • 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

    • UPX packed file

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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Modify Registry

4
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Subvert Trust Controls

2
T1553

Install Root Certificate

2
T1553.004

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Tasks