General

  • Target

    9a60ffe0827afc57455926459836281f.exe

  • Size

    312KB

  • Sample

    211117-e8y4hsebem

  • MD5

    9a60ffe0827afc57455926459836281f

  • SHA1

    c3a6616342f845659f35de8db3c3f7038acd06fa

  • SHA256

    bb1944681aa2fcfd5f372fd44e041a63569b46130540225afc1560a1650d4e37

  • SHA512

    a4a744d3fbf8ee8a4ba20e909e530f0085988f9fd01940775370f2e9180929c6a84a08586a93ea51a2d161f41db3a4159f9e01da23bba72f2509cdd6c8917365

Malware Config

Extracted

Family

socelars

C2

http://www.gianninidesign.com/

Extracted

Family

redline

Botnet

udptest

C2

193.56.146.64:65441

Extracted

Family

redline

Botnet

luna2121

C2

135.181.129.119:4805

Extracted

Family

vidar

Version

48.5

Botnet

937

C2

https://koyu.space/@tttaj

Attributes
  • profile_id

    937

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

ddf183af4241e3172885cf1b2c4c1fb4ee03d05a

Attributes
  • url4cnc

    http://91.219.236.27/capibar

    http://5.181.156.92/capibar

    http://91.219.236.207/capibar

    http://185.225.19.18/capibar

    http://91.219.237.227/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Targets

    • Target

      9a60ffe0827afc57455926459836281f.exe

    • Size

      312KB

    • MD5

      9a60ffe0827afc57455926459836281f

    • SHA1

      c3a6616342f845659f35de8db3c3f7038acd06fa

    • SHA256

      bb1944681aa2fcfd5f372fd44e041a63569b46130540225afc1560a1650d4e37

    • SHA512

      a4a744d3fbf8ee8a4ba20e909e530f0085988f9fd01940775370f2e9180929c6a84a08586a93ea51a2d161f41db3a4159f9e01da23bba72f2509cdd6c8917365

    • Arkei

      Arkei is an infostealer written in C++.

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

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

    • RedLine Payload

    • Socelars

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

    • Socelars Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

    • suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • Arkei Stealer Payload

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks