General

  • Target

    a15fcb15ff8d0824099fe99986c3425f.exe

  • Size

    6.3MB

  • Sample

    211226-g67zrahghk

  • MD5

    a15fcb15ff8d0824099fe99986c3425f

  • SHA1

    b041d309bcb43b100d7f93a99ad43e8725413ceb

  • SHA256

    a8608c25f43dcab1c8501cb89b796d75b94a0abd260d3cee39a7e56e889326d6

  • SHA512

    1ed23bdf6a454d8dc36abdbdc76eff61c79e0b25970cf98cea71e4873bb417594870ff5500cb0595abb6c3dbb9b451ad92e6e05ba1eedbe9f03f5edf36f73f45

Malware Config

Extracted

Family

socelars

C2

http://www.biohazardgraphics.com/

Extracted

Family

vidar

Version

49.2

Botnet

915

C2

https://mstdn.social/@kipriauk9

https://qoto.org/@kipriauk8

Attributes
  • profile_id

    915

Extracted

Family

redline

Botnet

media22ns

C2

65.108.69.168:13293

Extracted

Family

redline

Botnet

userv1

C2

159.69.246.184:13127

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

rc4.i32
rc4.i32

Targets

    • Target

      a15fcb15ff8d0824099fe99986c3425f.exe

    • Size

      6.3MB

    • MD5

      a15fcb15ff8d0824099fe99986c3425f

    • SHA1

      b041d309bcb43b100d7f93a99ad43e8725413ceb

    • SHA256

      a8608c25f43dcab1c8501cb89b796d75b94a0abd260d3cee39a7e56e889326d6

    • SHA512

      1ed23bdf6a454d8dc36abdbdc76eff61c79e0b25970cf98cea71e4873bb417594870ff5500cb0595abb6c3dbb9b451ad92e6e05ba1eedbe9f03f5edf36f73f45

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE GCleaner Downloader Activity M5

      suricata: ET MALWARE GCleaner Downloader Activity M5

    • suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01

      suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01

    • suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload

      suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload

    • 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 HTTP POST Pattern

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    • 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

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Loads dropped DLL

    • 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 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

Discovery

System Information Discovery

1
T1082

Command and Control

Web Service

1
T1102

Tasks