General

  • Target

    bb790267858100b840485236e16657a6.bin

  • Size

    137KB

  • Sample

    230217-b1w3eadb77

  • MD5

    6ff9522f2472b8d9cb82220014b04f79

  • SHA1

    181c2792e8ae107917c9c87c87f3eca3c2e159cd

  • SHA256

    1fe82eecb2e083b42cf1f0e1d90b480fc37324c19493d9c6e19f910e52ffc9ef

  • SHA512

    f457f507578cfbedd03c705c62d1c99a2776f861d0b75b7c1d76c1c587f84189c8e32b2bd7fe7f20dc35a32b21d6a5a08b76ca0e1eee9c5953ef8818f7d61a23

  • SSDEEP

    3072:BVM2xI9Q5dszl+Wc7xOa8rymAjre2SuI4vHHRARtsGTCJj53:LM2q9++0VxOyPre6I4vn4roj1

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .hhoo

  • offline_id

    dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1

  • payload_url

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

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

  • ransomnote

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rsa_pubkey.plain

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

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

      10b65d8516ca582380afeefeac6782eb480f0d666855401d58f3cbfa83de4853.exe

    • Size

      206KB

    • MD5

      bb790267858100b840485236e16657a6

    • SHA1

      028887598917b7d557e3dc52e91f3ed0f5c3629e

    • SHA256

      10b65d8516ca582380afeefeac6782eb480f0d666855401d58f3cbfa83de4853

    • SHA512

      cb2732c6381fea206544a80db90c06d8621e2ef86558232ac445d3dda888ce95d84489bab78fc9289b55438eac2e78b056dd246b424ebb9c70bad137d26b95ef

    • SSDEEP

      3072:5OYS89gVqv3J3iKjJxEqh2VD/XLUXamXnfLr33M2sBeubFTw64IM:5bStYxiKnzh2djcfLjMSub

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

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

Tasks