General

  • Target

    60f668d0e8cf34c46b626409e78b0dd7.exe

  • Size

    830KB

  • Sample

    210506-bqx2159rje

  • MD5

    60f668d0e8cf34c46b626409e78b0dd7

  • SHA1

    2e810168c67bebf6774cc965201c5b750011aeac

  • SHA256

    09d2850085ff6cbe46fb427311af739e0628572289ceb4c3180ee50682070b98

  • SHA512

    16d8a836e88b94aac525cd43a3c33590b06b63d0486b16122b89b42fbab380c97bdd01db979a2496b667ba5c4d6fec6f9484a6690da02542440e4e958bc7f28a

Malware Config

Targets

    • Target

      60f668d0e8cf34c46b626409e78b0dd7.exe

    • Size

      830KB

    • MD5

      60f668d0e8cf34c46b626409e78b0dd7

    • SHA1

      2e810168c67bebf6774cc965201c5b750011aeac

    • SHA256

      09d2850085ff6cbe46fb427311af739e0628572289ceb4c3180ee50682070b98

    • SHA512

      16d8a836e88b94aac525cd43a3c33590b06b63d0486b16122b89b42fbab380c97bdd01db979a2496b667ba5c4d6fec6f9484a6690da02542440e4e958bc7f28a

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • 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.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks