General

  • Target

    FD803562B06F6E1AE9E226D4753B4EB4.exe

  • Size

    4.5MB

  • Sample

    210702-mvkn2vjm96

  • MD5

    fd803562b06f6e1ae9e226d4753b4eb4

  • SHA1

    4b9dbabf17cbd95c88554603ac42a5b5f698e4ce

  • SHA256

    02f584407c459a4c6145d5b16be33264e7d7ec646285c14062e1f2318e0cd318

  • SHA512

    7cc43afcb54b4ddbfe97690f187ae5ab5f8c10fb5888d03b812a4ceb538e72db9b6fc453ea495646f8e49903f596b2fe2c60b8954877bd2957060129f52798fe

Malware Config

Extracted

Family

redline

Botnet

DomAni

C2

ergerr3.top:80

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com

Attributes
  • profile_id

    706

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

Targets

    • Target

      FD803562B06F6E1AE9E226D4753B4EB4.exe

    • Size

      4.5MB

    • MD5

      fd803562b06f6e1ae9e226d4753b4eb4

    • SHA1

      4b9dbabf17cbd95c88554603ac42a5b5f698e4ce

    • SHA256

      02f584407c459a4c6145d5b16be33264e7d7ec646285c14062e1f2318e0cd318

    • SHA512

      7cc43afcb54b4ddbfe97690f187ae5ab5f8c10fb5888d03b812a4ceb538e72db9b6fc453ea495646f8e49903f596b2fe2c60b8954877bd2957060129f52798fe

    • Modifies Windows Defender Real-time Protection settings

    • 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 NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • UPX packed file

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

    • Loads dropped DLL

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks