General

  • Target

    07f99910c582cd66a0f87e5221884bc5fb712bc74abd277523a501b25e34abc9

  • Size

    3.1MB

  • Sample

    220222-2dta4seeg6

  • MD5

    630cd48cc6712ce77787aa65135b769e

  • SHA1

    660c4a04c02342815a11898d7b6a5fe682825f43

  • SHA256

    07f99910c582cd66a0f87e5221884bc5fb712bc74abd277523a501b25e34abc9

  • SHA512

    86370df53e14f018d67fdababa6563055aed84a32b0ef26d6d20b4d2b7b3bfa21e307979560a1d3c0f14496bfa849073e7b2be25bd319c8347835543836c8125

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

tofsee

C2

patmushta.info

ovicrush.cn

Extracted

Family

raccoon

Botnet

1c0fad6805a0f65d7b597130eb9f089ffbe9857d

Attributes
  • url4cnc

    http://194.180.191.241/capibar

    http://103.155.93.35/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Targets

    • Target

      07f99910c582cd66a0f87e5221884bc5fb712bc74abd277523a501b25e34abc9

    • Size

      3.1MB

    • MD5

      630cd48cc6712ce77787aa65135b769e

    • SHA1

      660c4a04c02342815a11898d7b6a5fe682825f43

    • SHA256

      07f99910c582cd66a0f87e5221884bc5fb712bc74abd277523a501b25e34abc9

    • SHA512

      86370df53e14f018d67fdababa6563055aed84a32b0ef26d6d20b4d2b7b3bfa21e307979560a1d3c0f14496bfa849073e7b2be25bd319c8347835543836c8125

    • 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.

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • 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.

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks