Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 04:21

General

  • Target

    2024-07-01_0ad4f1567592a3d73ec61e461f7bce4c_darkside.exe

  • Size

    150KB

  • MD5

    0ad4f1567592a3d73ec61e461f7bce4c

  • SHA1

    842ba1ad3799c0e65dafce7e71c0f4585e26443f

  • SHA256

    5fc30ad2bc0d586a9b21fab26e66ef52ace6eb7ce7fc22c3a693a9ec9669ae05

  • SHA512

    99cc76d1e5ca57aeeaea2154587a95b8e043c9e713636f93574945cf25cafa76cd1a8a7f4ff72e2244c3ff26220aecbc1df76dc791468142baa601c4a7f19b5d

  • SSDEEP

    3072:g6glyuxE4GsUPnliByocWepeKNHOpEu/vpmtO:g6gDBGpvEByocWegUWZ

Malware Config

Extracted

Path

C:\3wHht2h41.README.txt

Ransom Note
+-----------------------------------------------------------------------------------------------------------------------------------------------+ | --> WARNING <-- | | Your data are stolen and encrypted! | | | | The data will be published on ONION website if you do not pay the ransom! | | | | What guarantees that we won't cheat you? | | | | We are not interested in politics. We are interested in money! | | | | Once you pay for the decryption program, we will give it to you immediately, it is fully automatic. | | Life is too short to be sad. Don't be sad, money is just paper. | | | | We're just as interested in giving you the program. | | Our reputation is very important to us. We attack companies all over the world, and there is not a single dissatisfied victim after payment.| | | | You can send us a file up to 5 megabyte in size and we will decrypt it for free. | | | | You need to contact us by email: | | | -> [email protected] | -> [email protected] | | | | Your personal DECRYPTION MASTER_ID: F7B87B84AFBCA1B10645C837638D3FB9 | | | | Warning! Do not DELETE or MODIFY any files | | | +-----------------------------------------------------------------------------------------------------------------------------------------------+

Signatures

  • Renames multiple (592) files with added filename extension

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-01_0ad4f1567592a3d73ec61e461f7bce4c_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-01_0ad4f1567592a3d73ec61e461f7bce4c_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4124900551-4068476067-3491212533-1000\desktop.ini

    Filesize

    129B

    MD5

    3ddc331cb7f8d01060ef8531ed4f1663

    SHA1

    4046c190a4b43d37c5bfba5690e12d69dbfc6e4d

    SHA256

    4b59ebd7b53efbb0fb751df2c64511569df0996a720c557d196d58c6fabe5860

    SHA512

    764ebbd242e68154e98f0c32982a3887945b4b5250b761c32abf4a64b8af8a04e40a9375a903b53413e895e9344cdde6a4f810941825c5966bc94a7c52883ab4

  • C:\3wHht2h41.README.txt

    Filesize

    4KB

    MD5

    d1b146b634de31f18f596a55070618b3

    SHA1

    759eab46c8f7305a0784b37129b06c7a5393dbcf

    SHA256

    7b5881897bcc08ead4e72a48ac57ea65c7edb0ffac796c494178078da8b04dfd

    SHA512

    be4c6095b77de156474c512eceb54a4df4f4d59574c920bd9e1fa2ec08d8fab3b0b6a70fb5739c77db2f07fed34bedc1951ccd9d26eeb4f9e01c801db4f18f1a

  • F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    4516b1f532202516c610365ef0b95d76

    SHA1

    e20ddc3c4368943896ff21c1a976621500c0e4c1

    SHA256

    63958be0e61e4c6b137279fa04e318e70849ae0b42ebd7560adacb9873e1cc4f

    SHA512

    51e2720386acb9e4840c7a2c36014cca262cb0ec08aeb43d0a3044b9bf2bc837ec48c829d31e5e79910aadae6629007c4f271728544a65df1493b9a2bf9fcbfb

  • memory/1260-2-0x0000000002930000-0x0000000002940000-memory.dmp

    Filesize

    64KB

  • memory/1260-1-0x0000000002930000-0x0000000002940000-memory.dmp

    Filesize

    64KB

  • memory/1260-0-0x0000000002930000-0x0000000002940000-memory.dmp

    Filesize

    64KB