General

  • Target

    22c8f111c5ec7fbd4dfbf1b3b280cf5c299101e689291dd4c201613cb9f44517

  • Size

    3.2MB

  • Sample

    220222-nkgn1agcc6

  • MD5

    b5e4f21a5fec1f7fadcd0428b8150e6d

  • SHA1

    e5dfdfa73a52e1986f811ee6ed9bc24b068e02ef

  • SHA256

    22c8f111c5ec7fbd4dfbf1b3b280cf5c299101e689291dd4c201613cb9f44517

  • SHA512

    08b4d39a2e3066e3bce35f8cfb7ff685c14969361bfb4c81e08f2fbcecefd0608ea99dc8c4e2699ba07eb8ba3e2abdb31f81c070b9a5d1bc10455748d424c660

Malware Config

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

Cana

C2

176.111.174.254:56328

Extracted

Family

redline

Botnet

ruzki_log

C2

176.126.113.49:8937

Attributes
  • auth_value

    eb09fe03757410a2cce3d3c6554f8cfc

Extracted

Family

redline

Botnet

ServAni

C2

87.251.71.195:82

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

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      22c8f111c5ec7fbd4dfbf1b3b280cf5c299101e689291dd4c201613cb9f44517

    • Size

      3.2MB

    • MD5

      b5e4f21a5fec1f7fadcd0428b8150e6d

    • SHA1

      e5dfdfa73a52e1986f811ee6ed9bc24b068e02ef

    • SHA256

      22c8f111c5ec7fbd4dfbf1b3b280cf5c299101e689291dd4c201613cb9f44517

    • SHA512

      08b4d39a2e3066e3bce35f8cfb7ff685c14969361bfb4c81e08f2fbcecefd0608ea99dc8c4e2699ba07eb8ba3e2abdb31f81c070b9a5d1bc10455748d424c660

    • 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.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Modifies Windows Firewall

    • 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.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

2
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Tasks