Overview

overview

10

Static

static

10

2024-10-06...de.exe

windows7-x64

10

2024-10-06...de.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-10-2024 04:50

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General

  • Target

    2024-10-06_e09dd7cca0c6c147ba21b4062e723c5b_darkside.exe

  • Size

    146KB

  • MD5

    e09dd7cca0c6c147ba21b4062e723c5b

  • SHA1

    ff6333bdda824e4c13bcd13351bd4bb14aaeab11

  • SHA256

    d9938ac4346d03a07f8ce8b57436e75ba5e936372b9bfd0386f18f6d56902c88

  • SHA512

    603f45dc0b3302739ef6e4727572ecf64cf6f65c80af1e05aa3795fc9ce36849cf0f465bbf8a9f116c8fb3da8d91998ec5582b24503f4f43764e7b3543a94c4e

  • SSDEEP

    3072:yqJogYkcSNm9V7DNDgSKet5JXglKso1WT:yq2kc4m9tDjlrJX3so

Score
10/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\fB1SZ2i3X.README.txt

Ransom Note
>>>> Your data are stolen and encrypted! >>>> Sensitive data on your system was DOWNLOADED and it will be PUBLISHED if you refuse to cooperate. Your competitors or law enforcement may get them on the web. Data includes: - Employees personal data, CVs, DL, SSN. - Complete network map including credentials for local and remote services. - Financial information including clients data, bills, budgets, annual reports, bank statements. - Complete datagrams/schemas/drawings for manufacturing in solidworks format - And more... You can request the tree of files that we have. >>>> You need contact us and decrypt one file for free, send a small file for test decryption with your personal DECRYPTION ID to tox chat: >>>> Your personal DECRYPTION ID: 7FBC34A4128F7B75C885206289E0AACC 1)Download and install TOX chat: https://tox.chat 2)Write to this tox id: DED25DCB2AAAF65A05BEA584A0D1BB1D55DD2D8BB4185FA39B5175C60C8DDD0C0A7F8A8EC815 and wait for the answer, we will always answer you. >>>> DO NOT MODIFY FILES YOURSELF. >>>> DO NOT USE THIRD PARTY SOFTWARE TO RESTORE YOUR DATA. >>>> YOU MAY DAMAGE YOUR FILES, IT WILL RESULT IN PERMANENT DATA LOSS. >>>> YOUR DATA IS STRONGLY ENCRYPTED, YOU CAN NOT DECRYPT IT WITHOUT CIPHER KEY.
URLs

https://tox.chat

Signatures

  • Renames multiple (636) files with added filename extension

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

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 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) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-06_e09dd7cca0c6c147ba21b4062e723c5b_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-06_e09dd7cca0c6c147ba21b4062e723c5b_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:1868
    • C:\ProgramData\DCB5.tmp
      "C:\ProgramData\DCB5.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\DCB5.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4480
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:4008
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1816
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{3C79C5AC-C135-4A11-A1C3-5B62F9D7774F}.xps" 133726638446680000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:1068

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-1194130065-3471212556-1656947724-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      5ce4eeffbee17a0e536d394bb71a21c4

      SHA1

      d8f2c6dbd3ef7d85913f3cea95d81313477e986f

      SHA256

      65fa8e84f511ce2a6b7892ec23a2c731289f70b712578ca242859e6d719a8ba2

      SHA512

      de795f3af1ed3bfcba4302f0ad14de8b148b6df5ec4b7a743843645e813971524b025927dd8959bbe60a88d0c7627c22850903da7bf4e710b3f516b0f1c13d9e

      Download Submit

    • C:\ProgramData\DCB5.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
      Filesize

      146KB

      MD5

      553f4d4b71d8672384730017fecf70a3

      SHA1

      7bd3343d73589eca20ee33d6735f74f0b31f6397

      SHA256

      d6533671a1940daccd43acc2271f1a74645bb6808fdf2989333d0adbf50d974f

      SHA512

      4a40c3152e1ac21cbed03bd3016d937ee1f324d4af66f70bc4aac05a72232569cc21030d273a97ed16c7484ccc2286690c7f7ee550334fd0c9a80c572a115b98

      Download Submit

    • C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
      Filesize

      4KB

      MD5

      b233db26fc9778d2d912b3aff3e7c7e0

      SHA1

      391fed8a6c79d97c580d54b1a2920b83d9df5813

      SHA256

      5f99219204206770011530eacc36151a0d32e9ecd108c34cea5119ca1a66a175

      SHA512

      6e99e377bad56146fe23fef43e7ba01a1f7c534594dd99fec2cdfb9bca70cadf7bc1a546887cb8c272d9b965d5938338c14404706b250ed3d17c49b648c75ccf

      Download Submit

    • C:\fB1SZ2i3X.README.txt
      Filesize

      1KB

      MD5

      e6d07d33a31714f471d3ac44e7757ea6

      SHA1

      5de75bc72ceb82401cea9d1859ea2e9b6ab4e53a

      SHA256

      220ce1772c368af23d016f6283f0c0284b4868ec574cb93e38e93fa87555e8e7

      SHA512

      d7d09604226422e2742625390945019f85fd281c392322006c9095d4ceadf90ddb5a04560033c00ee3ce76a8c38872967add4e5f041987f27d03dad4454ab894

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-1194130065-3471212556-1656947724-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      5a9babd8a03c2f9f49b455efbc012754

      SHA1

      7b1e2c2ab3bc3956b4629896a1b561c972ccf8c6

      SHA256

      c365b9bd73c5b9eda70c8744f7ccd9531954cbbd98f82b43e360fe69918268da

      SHA512

      0a67bf01cb307d4079b97aa92d925934e39afd044460fe1cfaf9381e7be9b1160e5f8198200ecf8dcfec5990810b2258178a18d6fefbd6661eaf0c276020e526

      Download Submit

    • memory/1068-2929-0x00007FF7EECB0000-0x00007FF7EECC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2926-0x00007FF7EECB0000-0x00007FF7EECC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2928-0x00007FF7EECB0000-0x00007FF7EECC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2930-0x00007FF7EECB0000-0x00007FF7EECC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2927-0x00007FF7EECB0000-0x00007FF7EECC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2959-0x00007FF7EC750000-0x00007FF7EC760000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1068-2960-0x00007FF7EC750000-0x00007FF7EC760000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-2909-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-2908-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-2910-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-2-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-0-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2364-1-0x00000000026D0000-0x00000000026E0000-memory.dmp

      Filesize

      64KB

      Download