Overview

overview

10

Static

static

10

2024-09-17...de.exe

windows7-x64

9

2024-09-17...de.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 20:02

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General

  • Target

    2024-09-17_a5052518e8735f52112f0eec7f0416f9_darkside.exe

  • Size

    146KB

  • MD5

    a5052518e8735f52112f0eec7f0416f9

  • SHA1

    5442e7cbd8d82d70937c1bd599472e7f202224d0

  • SHA256

    fa0259d8b6d87ae11532b7c3e26ef3ace9df21ae3919e97c73de88c6b75d2fb1

  • SHA512

    254fa270339145cba103b0cae10813548b54e0127f88c709dbbc83fc43a0dc828ef3d07ab19c917469e76a45a0903a858bbdc900412f11072f2d80677de2017d

  • SSDEEP

    3072:h6glyuxE4GsUPnliByocWepGEIqC6f7VaIAhzSCn8X:h6gDBGpvEByocWemFBV8

Score
9/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (357) 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\2024-09-17_a5052518e8735f52112f0eec7f0416f9_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-17_a5052518e8735f52112f0eec7f0416f9_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:1900
    • C:\ProgramData\71C6.tmp
      "C:\ProgramData\71C6.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:1552
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\71C6.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2612
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x148
    1⤵
      PID:2608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini
      Filesize

      129B

      MD5

      600e82ee55f911f34e0a0b69367d6f76

      SHA1

      290b2363052dbf5ce275f316060d0f7b00f88a1c

      SHA256

      aa1092d6d672a4033276e2e3ddbd138c0d6463145fd290961eccf87d37b17305

      SHA512

      43e3795e5edf37102310d2debce795f8d9e9fdfe3d7c9d46e71077b7ae65af8e32d2d00437fb2e92f985243132b2d3365e4b18c659db4376bdff6a05eaaedbc8

      Download Submit

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

      146KB

      MD5

      cd5d219aa7da82fd9ab86c9cfdf8803b

      SHA1

      88148fa845fdc803b524cf8449decb46d4b82a68

      SHA256

      9246c73c98e59e02de3be27eccd1b7458f43fe60ad2ad32924837fa581da5a9b

      SHA512

      617f2284819892ed2d1a219e1f3481f44ccc8c986af94525c1b3a6f03bc28dfce1337f57fb799c638cdaf3dceba8916c92656dcd3f048bb77e174499794fd86c

      Download Submit

    • C:\iMWl3xQaf.README.txt
      Filesize

      343B

      MD5

      72b1ffaeb7de456483f491ecceadb088

      SHA1

      ee1953abc295245ab01f35a4a823883826bf2b41

      SHA256

      eb892eac9899b995047733bb17acd4945eb42b7b49f2ee8ad52b8026bc0297a7

      SHA512

      c0e7cad617cf1490bb25fc47936edc3ae164b190ed34f2d2a50e7e84ce6e0d6712a6ba9ab351cca1589266078326a00317516c53fecf96f20eaefe15e92ce445

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3551809350-4263495960-1443967649-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      348baed9a27d0566027820a23be7d1ec

      SHA1

      cd53a428557d4b127b19a475a779d611b67067fc

      SHA256

      fb788343123a5223816fe97bd2e9d1b05e3e4d9e1096e89109ca6e49e6bd1833

      SHA512

      d6db770e7fff13d861274a9ceef2d623df955be2f5502cef7ca1e01fe18c0c8b87bc91afba4f6d272ee35702c0c5e5949bdfedbccf3068a4016f4f31633a328c

      Download Submit

    • \ProgramData\71C6.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/1552-890-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB

      Download

    • memory/1552-892-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/1900-0-0x0000000000230000-0x0000000000270000-memory.dmp

      Filesize

      256KB

      Download