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
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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 (147) 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
  • 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 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
  • 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 14 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\2024-09-26_76a0d2ef15e408b4a07f534c8d056b30_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-26_76a0d2ef15e408b4a07f534c8d056b30_darkside.exe"
    1⤵
    • 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:1160
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:64
    • C:\ProgramData\5E78.tmp
      "C:\ProgramData\5E78.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:3096
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\5E78.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4800
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4328 /prefetch:8
    1⤵
      PID:1844
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:2884
      • C:\Windows\system32\printfilterpipelinesvc.exe
        C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
        1⤵
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:3600
        • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
          /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{18202236-BDEF-4CE0-9F96-C1CCDBA22EE9}.xps" 133717998642740000
          2⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1872

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\WWWWWWWWWWW
        Filesize

        129B

        MD5

        28a9655c1fa8c6bf72008c9aa9c4129f

        SHA1

        de19825cffdcb20d188d6ab1e4ac96b7ddb124b9

        SHA256

        a83f7915a3d4ad5e9b4b0555d5420d9c1de5177396e612d7e37275211494113e

        SHA512

        9efd87c8ff90e4d5113a51911fc7190758628a28bb0c442f7b8c5fb44ec1f3e7de8b9ec40ea709f67b4a2dc15eada8804504658345ce182782419fda14d279b4

        Download Submit

      • C:\3WaPinOps.README.txt
        Filesize

        463B

        MD5

        6f7db6bb7b29b288b16771cd09f495e6

        SHA1

        ab4c0ef134b8c4fefa75acd18c5f88d6c6870b58

        SHA256

        95d26fea78a10ee5d82d4de5e16bba8077ef038139b3c0fcf7519f2b4c813518

        SHA512

        8ce9df614eae8036043d85d9c3e36d0d0e464e6d3ae288afd6ad538722ef4e48d8910cd2bf34004f7415a6c894654f03fe0f2eb3ffea67e333351818b2d5edd9

        Download Submit

      • C:\ProgramData\5E78.tmp
        Filesize

        14KB

        MD5

        294e9f64cb1642dd89229fff0592856b

        SHA1

        97b148c27f3da29ba7b18d6aee8a0db9102f47c9

        SHA256

        917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

        SHA512

        b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

        Download Submit

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

        146KB

        MD5

        d8f8da504793a8f653e59bc684af7fca

        SHA1

        a5f9db3aafe91baff2be90bffe018fd7c7fa3e12

        SHA256

        9efea5b56eea90e961379a23c22b4c2b1d7b4547ab254e44b1e7cdf553404e6c

        SHA512

        2ee01d0d7a6ac7ae3916b095f8edb725a08527207ef35a1964cde0187a1dfd44c920009e2e3a4a3bb146a717fe2c937e2f0e2d5d9977029399a308b814964e76

        Download Submit

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

        4KB

        MD5

        9d5d0c5547012ea60dc417ccf2fc2e41

        SHA1

        659f1c7e6c762e9515f849ed7290b5c0d980bd24

        SHA256

        6f89576f9f29b395f515db767026a8aaa723013852eb012bc52e7bf7174fdaf7

        SHA512

        3824f87a54a03017d86082efd2737ac99c842b14b1e0ca7d35e51aaecfce324612981887f18abf521051a508159c081464c38a4f81c9b21749cfa6708b2a33b1

        Download Submit

      • F:\$RECYCLE.BIN\S-1-5-21-2170637797-568393320-3232933035-1000\DDDDDDDDDDD
        Filesize

        129B

        MD5

        5afec5d2bc017ca2be54f6d7c61c88df

        SHA1

        8571deba9a784d106fbf5994691ccb01052a6965

        SHA256

        f998d91dc9a4610cf2c75af32681ad116541b4a295f1b81f8c39924c7feda5ae

        SHA512

        3d0ee3cb99a666a9df7abe96df735e779f2b5afd8b154a6bfe6ef7d7c459f5fd45c768c70a0ae04f9e0869935d7898aaad00deba8a01de1d917be5bfd5f4332f

        Download Submit

      • memory/1160-326-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1160-327-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1160-1-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1160-328-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1160-2-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1160-0-0x00000000030D0000-0x00000000030E0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-344-0x00007FFD9D410000-0x00007FFD9D420000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-346-0x00007FFD9D410000-0x00007FFD9D420000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-347-0x00007FFD9D410000-0x00007FFD9D420000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-348-0x00007FFD9D410000-0x00007FFD9D420000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-345-0x00007FFD9D410000-0x00007FFD9D420000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-377-0x00007FFD9ACD0000-0x00007FFD9ACE0000-memory.dmp

        Filesize

        64KB

        Download

      • memory/1872-378-0x00007FFD9ACD0000-0x00007FFD9ACE0000-memory.dmp

        Filesize

        64KB

        Download