General

  • Target

    9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44

  • Size

    183KB

  • Sample

    220827-ajhm1scdh7

  • MD5

    46666e37c0b1036c22e811270afb9a6d

  • SHA1

    74bed20a807b6a46128fe36bb926f55b65a767bb

  • SHA256

    9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44

  • SHA512

    231a72f41dc3c6fb106b1a86308ab1e1a4dde0826597825abf4f7394221f4d5c32896aba88ad8a421e1cebdfc1cf01110cd583ab14c14c2fa5a8ad2981b01c0e

  • SSDEEP

    3072:FsrXYQkp5QcuRSlF2d89MwBO0tlSVz6R4iCynPrsxkgaBChgpZa9uD6Vdyhkf:8XjkpYscaywbSz6R4iCyPAigaLwVf

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/lancer/get.php

Attributes
  • extension

    .qqkk

  • offline_id

    0MVuBxT6o3dUivEUdhCKPfN5ljxbYptbzrFZvst1

  • payload_url

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

    http://acacaca.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-USug3rryKI Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@bestyourmail.ch Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0549Jhyjd

rsa_pubkey.plain

Extracted

Family

socelars

C2

https://hueduy.s3.eu-west-1.amazonaws.com/nbsdg818/

Targets

    • Target

      9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44

    • Size

      183KB

    • MD5

      46666e37c0b1036c22e811270afb9a6d

    • SHA1

      74bed20a807b6a46128fe36bb926f55b65a767bb

    • SHA256

      9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44

    • SHA512

      231a72f41dc3c6fb106b1a86308ab1e1a4dde0826597825abf4f7394221f4d5c32896aba88ad8a421e1cebdfc1cf01110cd583ab14c14c2fa5a8ad2981b01c0e

    • SSDEEP

      3072:FsrXYQkp5QcuRSlF2d89MwBO0tlSVz6R4iCynPrsxkgaBChgpZa9uD6Vdyhkf:8XjkpYscaywbSz6R4iCyPAigaLwVf

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • 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.

    • 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.

    • 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

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

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks