Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    31-08-2024 13:42

General

  • Target

    cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe

  • Size

    725KB

  • MD5

    cce85c20b904b48ecce56f1e969dcf80

  • SHA1

    1a6d9a342ba4f259b3a14523d139b39c87091bac

  • SHA256

    2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e

  • SHA512

    51e450f60c9c15bb8e2a9497ed735ed94d5451a767bf4659d9adcd650c8a6a52283b6e2b9355e99765ecff62bd6b38cf441c8b65aa97693a82e68ac84b3f0831

  • SSDEEP

    6144:8pRY0JvIB0GMJAqgYJ91P4oV9yplVZNynvq8MBryjgJS9RXZkCr/lNHhKM/QQ8:Gtxk0eqz1Pn9ynVSn0B2jOylNHhKi

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Obfuscated with Agile.Net obfuscator 3 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2860
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2628
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
      "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
        "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

    Filesize

    725KB

    MD5

    cce85c20b904b48ecce56f1e969dcf80

    SHA1

    1a6d9a342ba4f259b3a14523d139b39c87091bac

    SHA256

    2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e

    SHA512

    51e450f60c9c15bb8e2a9497ed735ed94d5451a767bf4659d9adcd650c8a6a52283b6e2b9355e99765ecff62bd6b38cf441c8b65aa97693a82e68ac84b3f0831

  • memory/1320-3-0x0000000000890000-0x00000000008C8000-memory.dmp

    Filesize

    224KB

  • memory/1320-2-0x0000000000690000-0x00000000006D0000-memory.dmp

    Filesize

    256KB

  • memory/1320-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

    Filesize

    4KB

  • memory/1320-4-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/1320-5-0x0000000074A70000-0x000000007515E000-memory.dmp

    Filesize

    6.9MB

  • memory/1320-6-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

    Filesize

    4KB

  • memory/1320-7-0x0000000074A70000-0x000000007515E000-memory.dmp

    Filesize

    6.9MB

  • memory/1320-10-0x0000000074A70000-0x000000007515E000-memory.dmp

    Filesize

    6.9MB

  • memory/1320-1-0x0000000000F50000-0x000000000100E000-memory.dmp

    Filesize

    760KB

  • memory/1784-13-0x0000000000A10000-0x0000000000ACE000-memory.dmp

    Filesize

    760KB

  • memory/1784-14-0x0000000000360000-0x0000000000398000-memory.dmp

    Filesize

    224KB

  • memory/1912-16-0x00000000009E0000-0x0000000000A18000-memory.dmp

    Filesize

    224KB