General

  • Target

    6283a4ff144bca609f2d2889eb27c1b5ecc81f1ac85a3e20de1875be80d58f92

  • Size

    226KB

  • Sample

    230219-v8psvaff2v

  • MD5

    5b951e28ab084ff83e918df1c4dbf0f0

  • SHA1

    67bd1761182c4ae00e5ac9812a640506ffe51a0a

  • SHA256

    6283a4ff144bca609f2d2889eb27c1b5ecc81f1ac85a3e20de1875be80d58f92

  • SHA512

    e469a22e44ac532440c017caa5018399ddee854bb4f4c84800e8f39e4f04d8b2b02df8ce943e931d963b3fcc4cdae7cdcca8031b9dbb5327f063eb164d4f5378

  • SSDEEP

    6144:Hv2f1Ld+LlRNs4bPYBgN5insarGPAeo/H2:Hv+1x+L7hbagN59arGPw2

Malware Config

Extracted

Family

djvu

C2

http://jiqaz.com/lancer/get.php

Attributes
  • extension

    .hhoo

  • offline_id

    dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://jiqaz.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.5

Botnet

19

Attributes
  • profile_id

    19

Extracted

Family

laplas

C2

http://45.159.189.105

Attributes
  • api_key

    ad75d4e2e9636ca662a337b6e798d36159f23acfc89bbe9400d0d451bd8d69fd

Targets

    • Target

      6283a4ff144bca609f2d2889eb27c1b5ecc81f1ac85a3e20de1875be80d58f92

    • Size

      226KB

    • MD5

      5b951e28ab084ff83e918df1c4dbf0f0

    • SHA1

      67bd1761182c4ae00e5ac9812a640506ffe51a0a

    • SHA256

      6283a4ff144bca609f2d2889eb27c1b5ecc81f1ac85a3e20de1875be80d58f92

    • SHA512

      e469a22e44ac532440c017caa5018399ddee854bb4f4c84800e8f39e4f04d8b2b02df8ce943e931d963b3fcc4cdae7cdcca8031b9dbb5327f063eb164d4f5378

    • SSDEEP

      6144:Hv2f1Ld+LlRNs4bPYBgN5insarGPAeo/H2:Hv+1x+L7hbagN59arGPw2

    • Detect rhadamanthys stealer shellcode

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Laplas Clipper

      Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

    • Panda Stealer payload

    • PandaStealer

      Panda Stealer is a fork of CollectorProject Stealer written in C++.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

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

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks