General

  • Target

    58a3663d13edc397ee800b23131c09affa365cc89c3828df88090bd4e3eba1c2

  • Size

    3.1MB

  • Sample

    220310-t2lbeaggf9

  • MD5

    11470b975a3c7b85e51de6dff82449fa

  • SHA1

    fafe533643a15bf8f28534c978aac3f83f4c6492

  • SHA256

    58a3663d13edc397ee800b23131c09affa365cc89c3828df88090bd4e3eba1c2

  • SHA512

    fe3af25b3bc8dfcc65e6bf59bc3ecd75d50a2f7de58e6b1e5d00d400f9eac7f3ed8070ea3703d2673c8600cd8bd51559ac1a9d7fdaf1a8ca617513886637edb9

Malware Config

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

vidar

Version

50.6

Botnet

937

C2

https://mas.to/@s4msalo

https://koyu.space/@samsa2l

Attributes
  • profile_id

    937

Extracted

Family

redline

Botnet

dadad123

C2

86.107.197.196:63065

Attributes
  • auth_value

    dd4834614a3ac04a7b90791c224626a2

Extracted

Family

socelars

C2

https://sa-us-bucket.s3.us-east-2.amazonaws.com/asdhjk/

Targets

    • Target

      58a3663d13edc397ee800b23131c09affa365cc89c3828df88090bd4e3eba1c2

    • Size

      3.1MB

    • MD5

      11470b975a3c7b85e51de6dff82449fa

    • SHA1

      fafe533643a15bf8f28534c978aac3f83f4c6492

    • SHA256

      58a3663d13edc397ee800b23131c09affa365cc89c3828df88090bd4e3eba1c2

    • SHA512

      fe3af25b3bc8dfcc65e6bf59bc3ecd75d50a2f7de58e6b1e5d00d400f9eac7f3ed8070ea3703d2673c8600cd8bd51559ac1a9d7fdaf1a8ca617513886637edb9

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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.

    • OnlyLogger Payload

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks