Overview

overview

10

Static

static

3

sample.exe

windows7-x64

10

sample.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2024, 02:01

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General

  • Target

    sample.exe

  • Size

    465KB

  • MD5

    e4a4fc96188310b7b07e7c0525b5c0aa

  • SHA1

    81185dd73f2e042a947a1bf77f429de08778b6e9

  • SHA256

    d4de7d7990114c51056afeedb827d880549d5761aac6bdef0f14cb17c25103b3

  • SHA512

    72d27e3019954c3c98b8912842c42ee1fe5af5ca7b9717f7ee8bb61f16528c374f883f4b9697c1805ea59a5e854e4aa53aa6cfe06d87d87b181dd12def7d61d6

  • SSDEEP

    12288:HZph8TCfS9dQ1GH4wKcmY8FYkEv+NTjUU1GaJyixE:HZpCTCfS9dQ104wdV8FImTjUYGViS

Score
10/10
dragonforcecredential_accessdiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\readme.txt

Family

dragonforce

Ransom Note
Hello! Your files have been stolen from your network and encrypted with a strong algorithm. We work for money and are not associated with politics. All you need to do is contact us and pay. --- Our communication process: 1. You contact us. 2. We send you a list of files that were stolen. 3. We decrypt 1 file to confirm that our decryptor works. 4. We agree on the amount, which must be paid using BTC. 5. We delete your files, we give you a decryptor. 6. We give you a detailed report on how we compromised your company, and recommendations on how to avoid such situations in the future. --- Client area (use this site to contact us): Link for Tor Browser: http://3pktcrcbmssvrnwe5skburdwe2h3v6ibdnn5kbjqihsg6eu6s6b7ryqd.onion >>> Use this ID: 5259BC46FA7356359C5E94D817168178 to begin the recovery process. * In order to access the site, you will need Tor Browser, you can download it from this link: https://www.torproject.org/ --- Additional contacts: Support Tox: 1C054B722BCBF41A918EF3C485712742088F5C3E81B2FDD91ADEA6BA55F4A856D90A65E99D20 --- Recommendations: DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME OR MOVE the encrypted and readme files. DO NOT DELETE readme files. --- Important: If you refuse to pay or do not get in touch with us, we start publishing your files. 12/07/2024 00:00 UTC the decryptor will be destroyed and the files will be published on our blog. Blog: http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion Sincerely, 01000100 01110010 01100001 01100111 01101111 01101110 01000110 01101111 01110010 01100011 01100101
URLs

http://3pktcrcbmssvrnwe5skburdwe2h3v6ibdnn5kbjqihsg6eu6s6b7ryqd.onion

http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion

Signatures

  • DragonForce

    Ransomware family based on Lockbit that was first observed in November 2023.

    ransomwaredragonforce
  • Dragonforce family
    dragonforce
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 22 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Modifies data under HKEY_USERS 47 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 4 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\sample.exe
    "C:\Users\Admin\AppData\Local\Temp\sample.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:548
    • C:\Users\Admin\AppData\Local\Temp\sample.exe
      "C:\Users\Admin\AppData\Local\Temp\sample.exe"
      2⤵
      • Drops startup file
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3084
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8DB2BF15-85F5-4819-86C1-35E47A0FFE8E}'" delete
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1704
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8DB2BF15-85F5-4819-86C1-35E47A0FFE8E}'" delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4504
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\readme.txt
    Filesize

    1KB

    MD5

    8c9947654198f41a075297d048db80ec

    SHA1

    05107bdb6dea2a3171bd8ee054e0297a02639f80

    SHA256

    edbd965d595da039f67740b1e8f12f1d23ae5b00a2b09afe6ea6bf715576f31a

    SHA512

    e5d86e43bb1eb41a6b2e32160f7c9cd88e3764174af07ff7e68221cba80251295bdf28c4382c45b13b83f1d8735a93596361b7a42479c1b7239709a7b33b845c

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  • C:\Users\Public\log.log
    Filesize

    4KB

    MD5

    941f1814fd89fefcbab4857ae55c89ce

    SHA1

    6b06841015687ec00af00da48e287147f602c9e7

    SHA256

    f0d563f0563df9b35ca794a3b7528f0cfc65dfb68a69cfc71180fa7025b7ded0

    SHA512

    e65c918a4b30bcac9ff8cb1c11c92fe6046e8cf7b50f60f3eb849ee0dadf4762f427f2e667c32ae3fe5bb39e290408d0026247d0286691dd227cf5848724b5b8

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