Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-05-2024 00:43

General

  • Target

    0d0320878946a73749111e6c94bf1525_JaffaCakes118.exe

  • Size

    120KB

  • MD5

    0d0320878946a73749111e6c94bf1525

  • SHA1

    1e9b5c685640df11659aea7748d9bf3df70aadcf

  • SHA256

    34a542356ac8a3f6e367c6827b728e18e905c71574b3813f163e043f70aa3bfa

  • SHA512

    fc695dd905213d7b623d33d2fa9302399897970f3b8705182fa50e771dad13dac5d5d302a508cdc4f3fdb37122999f2d492188667b92050fe49a29abff53a8b1

  • SSDEEP

    3072:UXRbYXL8o0Quhon01KRTjKB4phUQbAnL0e2gF7wUg4GR:UXl6LcheTW+bZbwphOr

Malware Config

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • 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 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d0320878946a73749111e6c94bf1525_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0d0320878946a73749111e6c94bf1525_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Users\Admin\AppData\Local\Temp\7z76676D28\thinprobe.exe
      C:\Users\Admin\AppData\Local\Temp\7z76676D28\thinprobe.exe
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4572
      • C:\Windows\pcawhere\thinprobe.exe
        "C:\Windows\pcawhere\thinprobe.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4464
  • C:\Windows\pcawhere\thinprobe.exe
    C:\Windows\pcawhere\thinprobe.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:440
    • C:\Windows\SysWOW64\svchost.exe
      -daemon
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7z76676D28\ThinHostProbedll.dll
    Filesize

    42KB

    MD5

    bfb71e0efe5d9208aa9cbdfd4a85a52d

    SHA1

    ea487fbad911df1f51aa9332336847e2d5dd68bf

    SHA256

    c195afb7048664ea2a68fa11b5ebeca502ee5454b2364216d0002a3bfda7057d

    SHA512

    de7490b47939de9e634bea75400c0d820e4e62ee083020e18a48b66fff8ad307926778424fe315ca616878361babe6e6642272ce1eb9036b661c37cd5960bdf6

  • C:\Users\Admin\AppData\Local\Temp\7z76676D28\thinprobe.exe
    Filesize

    69KB

    MD5

    65e6e6fffa769830d76ac4fae2433121

    SHA1

    ced1d78304c4b4dfeb357739859587744e7530da

    SHA256

    76d2e897ca235beab44ee7eaab9ede7bc7868bbaeb7d6cb10b4323c07eb216af

    SHA512

    8303a755fc5e4f7a3de9f6efde12243a75f90532384c002b5168ec88cd60b34b6024accdf916a91d625ca07bfdb07364c971b482c2ebb9c9a84c10409526808a

  • C:\Users\Admin\AppData\Local\Temp\7z76676D28\thumb.db
    Filesize

    51KB

    MD5

    fe185cb4315658e561fd789181dfd1f3

    SHA1

    dc6468dd9ab1c73210990c55cca82111ed21e00d

    SHA256

    eb9f6f3fb6b70d1f49c1c92442a0f96e7583e757b035cb4343767cf9382eb354

    SHA512

    88347235e77553c976d5d45278d8d51d15815523fc57be73d21b6676ea9f296d16d6c96b6f81f1e3900c373717c589fa3c510ef8f6e33df72ea32ef036687382

  • C:\Windows\pcawhere\config.ini
    Filesize

    49B

    MD5

    1163d48321d9f9c9dcca133aa32bb53f

    SHA1

    768f039bab4f30b15571422cd839cf8e96ee4b1b

    SHA256

    0a30ad4a1e8e0c289db205b9d805dd40d68428c03cee5df67bb5eff41cd25ba5

    SHA512

    bd21e4bd4586b44f723dd12e31d535154263091faccbcc84f309f0021d5cef0c2138d3a385310c093917b0bde7de9e9f48dbecf9ece33d2c2a28ce32bcdd3bab

  • memory/440-35-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB

  • memory/440-47-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB

  • memory/440-40-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/3368-20-0x0000000000400000-0x000000000040D000-memory.dmp
    Filesize

    52KB

  • memory/4404-41-0x0000000001100000-0x000000000110D000-memory.dmp
    Filesize

    52KB

  • memory/4464-48-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB

  • memory/4464-26-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB

  • memory/4464-32-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/4572-13-0x0000000010000000-0x0000000010017000-memory.dmp
    Filesize

    92KB

  • memory/4572-25-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB

  • memory/4572-17-0x0000000000402000-0x0000000000403000-memory.dmp
    Filesize

    4KB

  • memory/4572-18-0x0000000000400000-0x0000000000411000-memory.dmp
    Filesize

    68KB

  • memory/4572-11-0x0000000075260000-0x000000007526D000-memory.dmp
    Filesize

    52KB