Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 20:23

General

  • Target

    2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe

  • Size

    145KB

  • MD5

    913458a5e9eb4026c62609375b534227

  • SHA1

    9739ae38effef090b3b558531e01bf2252bd018f

  • SHA256

    c1e76af376454bab05e44634ca4e017e7607e41c9df6e067162d28064a1c7cd6

  • SHA512

    5b653989cafdbd586216ccd11d243001b066b044df93478f574577f170b72a84b3831c89933c023ac458d8c2d4fb2fe4cdfcac0608806258150c3df101a79275

  • SSDEEP

    1536:DzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDXcl74OOjAp31AyNpCSV6O9xv2T:cqJogYkcSNm9V7DG98YlXjCSV6O9R2T

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 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.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2396
    • C:\ProgramData\D836.tmp
      "C:\ProgramData\D836.tmp"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D836.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1000
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:2172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini

      Filesize

      129B

      MD5

      c1be35f349fdc7c85a78ae55274035ac

      SHA1

      ac9e3d0e6d369849dd62ff72ef1715147f97a4d0

      SHA256

      8d46e51e14b8a8aa1d2eb9967d8aacdeca6ae8f067519c505b9fcfcf7f11f513

      SHA512

      75d36d439f579fad486ae274383bcd45861556e2d372b75017bde9540931879ccd2a73e7879d6bd9bf4157557a87dc8f0d218039d8b98c8ed72c651beb35faeb

    • C:\88keWj8Nu.README.txt

      Filesize

      452B

      MD5

      2c8a477210bc402025a4f4e41c2d7d39

      SHA1

      6a0712f23a5804431f12a8d9d6c46dba547b3fb7

      SHA256

      6ef1c87c6bb2394097048c2d7495f228e53bc59a3a1232ad389f21c166432d76

      SHA512

      3cb182a1e90a0c1576719b0b021e16f4ddfb26f225a88daff520c1b9226fb1d10cef96cba0df73feea81d9cc597a210f9120c2c1ab8bc2b5bb931af865ce8550

    • C:\ProgramData\D836.tmp

      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

    • F:\$RECYCLE.BIN\S-1-5-21-1163522206-1469769407-485553996-1000\DDDDDDDDDDD

      Filesize

      129B

      MD5

      7a5afefa71df7e4361c2dbc503257e4a

      SHA1

      e2d4b6ac6c718aaf154ea383c7fb60bb96b2879c

      SHA256

      f6b6e1adf3cb9ac8e3bf314aff9a34d8a52cbf29daa203f8a766d5d826be4c55

      SHA512

      86e3ef8cd01887dd893e2bc3dc598e0058110ddf0f6e078b79689acb3ff91c8cba431c0996144c5187c89f3c91be4499e2db035d5e56c393e269b8c8ec0aef9f

    • memory/2220-897-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

    • memory/2220-893-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

    • memory/2220-896-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

    • memory/2220-895-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/2220-894-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/2220-899-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/2220-898-0x00000000020A0000-0x00000000020E0000-memory.dmp

      Filesize

      256KB

    • memory/2220-903-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

    • memory/2220-902-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

    • memory/2396-0-0x00000000001B0000-0x00000000001F0000-memory.dmp

      Filesize

      256KB