Overview

overview

10

Static

static

10

2024-09-26...de.exe

windows7-x64

9

2024-09-26...de.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2024 04:50

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General

  • Target

    2024-09-26_76a0d2ef15e408b4a07f534c8d056b30_darkside.exe

  • Size

    146KB

  • MD5

    76a0d2ef15e408b4a07f534c8d056b30

  • SHA1

    7ddc10e637b0ab439b80a193420b00bcf03c3dd7

  • SHA256

    2317d33628eb06af24d1d6d94ff892d6fb6a7ecca24094d477f5c77829ca35c0

  • SHA512

    48f709fe69c2aa219ee40167f1f82806fd003b697b6ecc96aa87826670b12533530a9314a4a642e92784ef59b4a97628ab27a4c781695a37d946ca624f6fff67

  • SSDEEP

    3072:D6glyuxE4GsUPnliByocWepOsNPfGk21h:D6gDBGpvEByocWeqN

Score
9/10
defense_evasiondiscoveryransomware

Malware Config

Signatures

  • Renames multiple (195) 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
  • 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\2024-09-26_76a0d2ef15e408b4a07f534c8d056b30_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-26_76a0d2ef15e408b4a07f534c8d056b30_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:2072
    • C:\ProgramData\E9C3.tmp
      "C:\ProgramData\E9C3.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:2780
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\E9C3.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2180
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:2828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\IIIIIIIIIII
      Filesize

      129B

      MD5

      6b6a5d3695de86f16a513bc59445d6eb

      SHA1

      7e51a6f78db0d948d72cbd43618ff353ddfdbc2e

      SHA256

      313d5430be575f4136b601d215c58e0cf0fc5d4c0a25588632b96aafdcbcb482

      SHA512

      7545d1e1c0a68ec1ead0ff64bf57f2cbca100faf8a589f6528579984d8ac93c033d09d6651d249622d68d9515eb3b5907c5b6611eb331a0f5aa0775e56dbee40

      Download Submit

    • C:\3WaPinOps.README.txt
      Filesize

      463B

      MD5

      6f7db6bb7b29b288b16771cd09f495e6

      SHA1

      ab4c0ef134b8c4fefa75acd18c5f88d6c6870b58

      SHA256

      95d26fea78a10ee5d82d4de5e16bba8077ef038139b3c0fcf7519f2b4c813518

      SHA512

      8ce9df614eae8036043d85d9c3e36d0d0e464e6d3ae288afd6ad538722ef4e48d8910cd2bf34004f7415a6c894654f03fe0f2eb3ffea67e333351818b2d5edd9

      Download Submit

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

      146KB

      MD5

      fa8cd45bd907d41b17a121147f4a319a

      SHA1

      2030ada2b00e8bd1775ceb0113c3a9aafa61e778

      SHA256

      e126409f6b01e2ce5e2e7e2032d7d8b24a5978beda865cb69cd0049bbf410cc1

      SHA512

      52da1c0042e47ed0d6fe832207e286fa88be0c9b4b858c5177803fb72779ab99e335883b6b7ce88fff2c4193dc9b52a4eeb2a561a1b71febb3885952259a0d88

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-1846800975-3917212583-2893086201-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      03ff2afd803963cc0c99d5a6ce6931b2

      SHA1

      c94b1c62c7e55b7e7333460a3c5748946dc0499b

      SHA256

      b53967d749285c659b1c4a2aa586ca1cbc9b6fc5f70d1b1f2eb43fb4a532a78b

      SHA512

      09aec4243be04d9693ad46f585feb59e5f1ace51c89ee05a1087d997e665e1be7ab0f6525b2bc5e4aa76440808ef3b41d4d5aa5c6b6e40a416a19a2cc76d4d82

      Download Submit

    • \ProgramData\E9C3.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/2072-0-0x0000000000930000-0x0000000000970000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2780-357-0x0000000002060000-0x00000000020A0000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2780-359-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2780-358-0x0000000002060000-0x00000000020A0000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2780-356-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2780-354-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2780-389-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2780-388-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download