General

  • Target

    file.exe

  • Size

    190KB

  • Sample

    230217-qt3zpsfb4t

  • MD5

    2836d22fc9793312d31aa9d96839bd91

  • SHA1

    6e5f5a9e2c8d3f8bc714d978542cd12b0b4c8e7d

  • SHA256

    2aa80995de6dce2c7590be4937c9e53b8f56a515f6699c3818c19000cd0a6bb0

  • SHA512

    5e03c783d818acd87f77a267fef71cdfdb11d540950ce53bcd56e8896166a5358a622cc125d2e8d3e7d09669becea62b6cd7cc0571fe67b3aa784d59b7b3c4ba

  • SSDEEP

    3072:DXyXRryCCqf44XxGv8CTmXi35fm47QyMAeHgdDFv1HUAbljUT:DiXLPfRc04M47Qy3kgfx7blA

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1001

C2

https://checklist.skype.com

http://176.10.125.84

http://91.242.219.235

http://79.132.130.73

http://176.10.119.209

http://194.76.225.88

http://79.132.134.158

Attributes
  • base_path

    /microsoft/

  • build

    250256

  • exe_type

    loader

  • extension

    .acx

  • server_id

    50

rsa_pubkey.plain
aes.plain

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

      file.exe

    • Size

      190KB

    • MD5

      2836d22fc9793312d31aa9d96839bd91

    • SHA1

      6e5f5a9e2c8d3f8bc714d978542cd12b0b4c8e7d

    • SHA256

      2aa80995de6dce2c7590be4937c9e53b8f56a515f6699c3818c19000cd0a6bb0

    • SHA512

      5e03c783d818acd87f77a267fef71cdfdb11d540950ce53bcd56e8896166a5358a622cc125d2e8d3e7d09669becea62b6cd7cc0571fe67b3aa784d59b7b3c4ba

    • SSDEEP

      3072:DXyXRryCCqf44XxGv8CTmXi35fm47QyMAeHgdDFv1HUAbljUT:DiXLPfRc04M47Qy3kgfx7blA

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Gozi

      Gozi is a well-known and widely distributed banking trojan.

    • Laplas Clipper

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

    • Process spawned unexpected child process

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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 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.

    • 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

Impact

Service Stop

1
T1489

Tasks