Overview

overview

10

Static

static

10

2024-09-18...de.exe

windows7-x64

9

2024-09-18...de.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 23:14

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General

  • Target

    2024-09-18_89862f1214998962cab6fb5fd76efe61_darkside.exe

  • Size

    146KB

  • MD5

    89862f1214998962cab6fb5fd76efe61

  • SHA1

    512bca951a384de28a897013876c8e2d105e8d25

  • SHA256

    8760d739b888902708d9e65193bf68f3d9a9e56de07f894a4c39615e66a52d64

  • SHA512

    6daf93be1808b8e9e17e28d96fb7b3ab2834c406c2d6319a87d136fd633ccfebea3fd305d0777223f0b5b7a5b61b93cf51964fbf90148f4e229edbf96558034a

  • SSDEEP

    3072:V6glyuxE4GsUPnliByocWepf7MInS0Slg:V6gDBGpvEByocWeRgdZ

Score
9/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (325) files with added filename extension

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

    ransomware
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 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
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 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
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-18_89862f1214998962cab6fb5fd76efe61_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-18_89862f1214998962cab6fb5fd76efe61_darkside.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\ProgramData\B30A.tmp
      "C:\ProgramData\B30A.tmp"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\B30A.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2600
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:308

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-312935884-697965778-3955649944-1000\CCCCCCCCCCC
      Filesize

      129B

      MD5

      b74794f45baf0cc0678a24179d822704

      SHA1

      adc04a5b20c91a5f26b613b462b32498ee66d86f

      SHA256

      3fd4460ce558c11c6c6344db6263808ead2a4318df8134728367b11785d50648

      SHA512

      9fbe352f7c1405c1190a91d9f8d543e6d406c7c40bee3bd5e24b3c0856d970d4c00ae1105c2b2f502e5bbd80ad48b52ef5d3bb482e644b76213e5b084d428dac

      Download Submit

    • C:\6XHjQ1c1S.README.txt
      Filesize

      343B

      MD5

      72b1ffaeb7de456483f491ecceadb088

      SHA1

      ee1953abc295245ab01f35a4a823883826bf2b41

      SHA256

      eb892eac9899b995047733bb17acd4945eb42b7b49f2ee8ad52b8026bc0297a7

      SHA512

      c0e7cad617cf1490bb25fc47936edc3ae164b190ed34f2d2a50e7e84ce6e0d6712a6ba9ab351cca1589266078326a00317516c53fecf96f20eaefe15e92ce445

      Download Submit

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

      146KB

      MD5

      defc04470799e9a2f8931b9887561204

      SHA1

      3f1656614aebc8c8db12fd444b1d8dafa8cebc04

      SHA256

      980295d3f0573db8469614e95a6291fa3e0cd0d6bd72909fcd81820c38824a44

      SHA512

      e9f13919051dff355f2dc629df5fe8754904d76e76177f011ece4c00f6d6995b6e1fd6256b790a43af80257ad21e0b34b16aedcf6d1ba3644c155e31845934c9

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-312935884-697965778-3955649944-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      5b825e38d5a84ef63fd99694ee2e9e4e

      SHA1

      2840ff7baf9ca5cf3402786286fd61b9c76d5f60

      SHA256

      93e1c04eca025763b815c7e8de9c7c4cacec0f579985d6f8526abf04e4a5e0c9

      SHA512

      7ac72865c765b456600a89435a3a5369e0c25e1b24888be7823ae4b72084e240a32d557f0012007be86db050dec0989e7f1455b06c42ab40ad1483bce29a264e

      Download Submit

    • \ProgramData\B30A.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/2532-0-0x0000000002430000-0x0000000002470000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2920-862-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2920-861-0x00000000021D0000-0x0000000002210000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2920-860-0x00000000021D0000-0x0000000002210000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2920-859-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2920-863-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2920-893-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2920-892-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download