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
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 17:22

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General

  • Target

    2024-09-17_13d1cd6bc101aaeabbb33fe9af40be3f_darkside.exe

  • Size

    146KB

  • MD5

    13d1cd6bc101aaeabbb33fe9af40be3f

  • SHA1

    fdf8e840d9b5241bcf3b458cac72c2fb4d4cec00

  • SHA256

    a8bd5d36c5653a89f5643dd7d7ff27146dcc95f0ef7c3a507f8c42af1ee6b367

  • SHA512

    80c10fc4b173ff9ba30d0a3944645402995c66b356e079e52e343f7fa8c493ccc2ce4f864f0ab26ebd2eda59108167fc710d7fcab95038bdb3e6c187074d7f89

  • SSDEEP

    3072:76glyuxE4GsUPnliByocWepRs7lD9DVGUI:76gDBGpvEByocWeHkg

Score
9/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (374) 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_13d1cd6bc101aaeabbb33fe9af40be3f_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-17_13d1cd6bc101aaeabbb33fe9af40be3f_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:2336
    • C:\ProgramData\453A.tmp
      "C:\ProgramData\453A.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:788
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\453A.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2172
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x148
    1⤵
      PID:2896

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3063565911-2056067323-3330884624-1000\AAAAAAAAAAA
      Filesize

      129B

      MD5

      67876fbcc9c31b0c139487d48b2415c1

      SHA1

      7590081c3a158f1478d330abdfe4c4359f78447e

      SHA256

      9038ab6f1bbf30889f492b7d6470215989ffa6110e4a666f0aebd6c64a6b8b8e

      SHA512

      f2552800c9951026d24f76c5c9ca9fd0f4f30f6cedf837b1149ffbb19c71cdb2fb0b9b85a5fbe36cd1dd1a9a8559cdd21fb1b26606a67206f8602fe4f07a48fe

      Download Submit

    • C:\8mxowyHQo.README.txt
      Filesize

      343B

      MD5

      72b1ffaeb7de456483f491ecceadb088

      SHA1

      ee1953abc295245ab01f35a4a823883826bf2b41

      SHA256

      eb892eac9899b995047733bb17acd4945eb42b7b49f2ee8ad52b8026bc0297a7

      SHA512

      c0e7cad617cf1490bb25fc47936edc3ae164b190ed34f2d2a50e7e84ce6e0d6712a6ba9ab351cca1589266078326a00317516c53fecf96f20eaefe15e92ce445

      Download Submit

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

      146KB

      MD5

      ba749dd4cf582518bf1aadd856f21aaa

      SHA1

      86e542bded4737f3673b29af89234a8fa1c84d55

      SHA256

      6fbcf7c7ee40c56754528e2b62f9af70c0897fd4dc7c0cd25a265413a4f2e0fb

      SHA512

      b1340954337ceee84c14d32b4a7c7fb1aa35f4015b92ca73d5f5a73d5d620ab14f5b757748b4098b3bc2b39a8a59e847af450e45c0b659c051774810f2c00eac

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3063565911-2056067323-3330884624-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      ca29f0041b75c92cbc5d33d719304c37

      SHA1

      4362707b64c57070dda80ba5f8e078291b4c4153

      SHA256

      8eb3f7c12569f29002d014a135176b98d8364ce1a111e86d4868a130dd850f75

      SHA512

      9c693b1c08ca6f639c4c27bb9098d74990ff179618124891425a12867cf43ecd186cfcd1d8042953139624b7bc85368fd7c9d25cda4e01ce9482b14e58af2fe1

      Download Submit

    • \ProgramData\453A.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/788-912-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/788-911-0x00000000004D0000-0x0000000000510000-memory.dmp

      Filesize

      256KB

      Download

    • memory/788-910-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/788-909-0x00000000004D0000-0x0000000000510000-memory.dmp

      Filesize

      256KB

      Download

    • memory/788-908-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/788-942-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/788-941-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2336-0-0x00000000008B0000-0x00000000008F0000-memory.dmp

      Filesize

      256KB

      Download