General

  • Target

    ac66aab56e0c2e2422525d01dec7c1cf73317be9e31a675a6e59cf153e3c7ec0

  • Size

    187KB

  • Sample

    221124-zjxjlscb7s

  • MD5

    acd8ab80f6940a4aabcfc22844ff0fe5

  • SHA1

    b87f998e623d8a55f493349830a7d098c3fb2d14

  • SHA256

    ac66aab56e0c2e2422525d01dec7c1cf73317be9e31a675a6e59cf153e3c7ec0

  • SHA512

    6971dbee439acb760fe06231e5225d812579a18d47b7c677334e6f29394f31be2c2c1f1404f55fb3143bf2ebe28a8326b52e93822114248be6d1461286ca08d1

  • SSDEEP

    3072:XsMH8GwCAosCBwnLuQdqepsDcl5N436xwy82k9zfPf+umpBxzZXS:NHS02LuQdqewk0wh8XN+uiF

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .tcbu

  • offline_id

    JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1

  • payload_url

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

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

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

1859

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    1859

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Extracted

Family

laplas

C2

clipper.guru

Attributes
  • api_key

    ace492e9661223449782fcc8096dc6ef6289032d08d03a7b0a92179622c35bdb

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    517

Targets

    • Target

      ac66aab56e0c2e2422525d01dec7c1cf73317be9e31a675a6e59cf153e3c7ec0

    • Size

      187KB

    • MD5

      acd8ab80f6940a4aabcfc22844ff0fe5

    • SHA1

      b87f998e623d8a55f493349830a7d098c3fb2d14

    • SHA256

      ac66aab56e0c2e2422525d01dec7c1cf73317be9e31a675a6e59cf153e3c7ec0

    • SHA512

      6971dbee439acb760fe06231e5225d812579a18d47b7c677334e6f29394f31be2c2c1f1404f55fb3143bf2ebe28a8326b52e93822114248be6d1461286ca08d1

    • SSDEEP

      3072:XsMH8GwCAosCBwnLuQdqepsDcl5N436xwy82k9zfPf+umpBxzZXS:NHS02LuQdqewk0wh8XN+uiF

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • 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 two variants written in Golang and C#.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Scripting

1
T1064

Modify Registry

2
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks