General

  • Target

    F2F9785308BB396F5EB8C14E746228D3298A5984313EF.exe

  • Size

    3.5MB

  • Sample

    210930-21tv6aaeb8

  • MD5

    0bea974fca09703496dcca41ce759790

  • SHA1

    1451af5014e01196929bd17191f929799e31eed6

  • SHA256

    f2f9785308bb396f5eb8c14e746228d3298a5984313eff79e0bb0b2f417abefc

  • SHA512

    00a038eeeb47df52a5eac926a5b22c80726f7a9c31299afcfc38e3ad26811e1feb25bd42227845d9777f585b97e3f6e8e1b82897895361dfe94c5bb9beb586f8

Malware Config

Extracted

Family

vidar

Version

40.1

Botnet

706

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

pub2

C2

185.92.73.84:80

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

41.1

Botnet

1028

C2

https://mas.to/@bardak1ho

Attributes
  • profile_id

    1028

Extracted

Family

raccoon

Botnet

6b473ae90575e46165b57807704d00b90b7f6fb2

Attributes
  • url4cnc

    http://teletop.top/viv0ramadium0,http://teleta.top/viv0ramadium0,https://t.me/viv0ramadium0

rc4.plain
rc4.plain

Targets

    • Target

      F2F9785308BB396F5EB8C14E746228D3298A5984313EF.exe

    • Size

      3.5MB

    • MD5

      0bea974fca09703496dcca41ce759790

    • SHA1

      1451af5014e01196929bd17191f929799e31eed6

    • SHA256

      f2f9785308bb396f5eb8c14e746228d3298a5984313eff79e0bb0b2f417abefc

    • SHA512

      00a038eeeb47df52a5eac926a5b22c80726f7a9c31299afcfc38e3ad26811e1feb25bd42227845d9777f585b97e3f6e8e1b82897895361dfe94c5bb9beb586f8

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • 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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks