General

  • Target

    1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec

  • Size

    3.5MB

  • Sample

    220222-rxlehahhg3

  • MD5

    e84c47fb5d47792116a7121b411481f9

  • SHA1

    6e16605c8403083a70068199930e5b6a3efed072

  • SHA256

    1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec

  • SHA512

    a0e489ae49940f7ff8823eed6570a1d81da595b82515eda33bf210f10267042e8c1e8bf4e4d704b27417372a41a33d469c10de32736aed5859446ead52af699b

Malware Config

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

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

Extracted

Family

redline

Botnet

Cana

C2

176.111.174.254:56328

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

      1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec

    • Size

      3.5MB

    • MD5

      e84c47fb5d47792116a7121b411481f9

    • SHA1

      6e16605c8403083a70068199930e5b6a3efed072

    • SHA256

      1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec

    • SHA512

      a0e489ae49940f7ff8823eed6570a1d81da595b82515eda33bf210f10267042e8c1e8bf4e4d704b27417372a41a33d469c10de32736aed5859446ead52af699b

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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.

    • 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

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

2
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

Tasks