General

  • Target

    76089E8324BD822D80061BA57F1C5B0A473E9E5F80E05.exe

  • Size

    2.7MB

  • Sample

    210824-7kdqa4a8nj

  • MD5

    86edb73033de9a39143b2496ac762fb9

  • SHA1

    1c1b971c8cd0c70f29419f36c4502095b52dadd4

  • SHA256

    76089e8324bd822d80061ba57f1c5b0a473e9e5f80e05953d0e6de9e77b501e4

  • SHA512

    a1601116707c940441218442745243db4efcb1ee3ddfddade2f58a5c3c9d401d2865c96fb0d2e32f34292e32c6d78badf3924c9558cb9a01d0f5c1fac58edb0a

Malware Config

Extracted

Family

redline

Botnet

Cana01

C2

176.111.174.254:56328

Extracted

Family

vidar

Version

39.6

Botnet

933

C2

https://sslamlssa1.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

dibild2

C2

135.148.139.222:1494

Extracted

Family

vidar

Version

40.1

Botnet

937

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    937

Targets

    • Target

      76089E8324BD822D80061BA57F1C5B0A473E9E5F80E05.exe

    • Size

      2.7MB

    • MD5

      86edb73033de9a39143b2496ac762fb9

    • SHA1

      1c1b971c8cd0c70f29419f36c4502095b52dadd4

    • SHA256

      76089e8324bd822d80061ba57f1c5b0a473e9e5f80e05953d0e6de9e77b501e4

    • SHA512

      a1601116707c940441218442745243db4efcb1ee3ddfddade2f58a5c3c9d401d2865c96fb0d2e32f34292e32c6d78badf3924c9558cb9a01d0f5c1fac58edb0a

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

      suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks