Analysis

  • max time kernel
    21s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2024, 02:56

General

  • Target

    a58c643d9ba9679e24a0fbd4ce28d021_JaffaCakes118.exe

  • Size

    136KB

  • MD5

    a58c643d9ba9679e24a0fbd4ce28d021

  • SHA1

    67e273901d78750eec00c277bc6dfa634ba45116

  • SHA256

    d76bede45059fce7836e3e3bb7470be2cf4b694569302aa82cd9eca880e0c660

  • SHA512

    101624925a4ffff9e524f6edc2609090058be272519dc84a8cb3d0419005420d6f78daca44e53b61c0cece340199df56a3f647cb2ececca928e37ac706d23012

  • SSDEEP

    3072:Qoy8j7VnNdrPHaSekwi+mW+2IuoutCqaY7Y5ag:A8jZ7rvaU3+mWrFoSfMsg

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 9 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 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 2 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a58c643d9ba9679e24a0fbd4ce28d021_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a58c643d9ba9679e24a0fbd4ce28d021_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:4656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SYSTEM.INI

    Filesize

    258B

    MD5

    088e78a6bed048329a4d74e2efcd2399

    SHA1

    d3baef7c101f9dfafc29315e93fc8f034c735edd

    SHA256

    3ce901d6fce81062683827a0a184c87e49c5922bb08e5926449f29293ef7a30c

    SHA512

    c3550d12c90057bbbea6f50539ba4786a407324816764479311042cbcea66402c3f01ba399d415dd02a595bc161d8ee2d5137a739bea978ebd4db6937356ab04

  • C:\Windows\SysWOW64\wmdrtc32.dl_

    Filesize

    25KB

    MD5

    fed957eb1ba973775cf98404c51ddb91

    SHA1

    f8855c34695dd7414e57a2156adea98909dcf598

    SHA256

    33e71d67ed8322d05542d4587fbc91a0aa309c45f41d1a35d493336751fdc644

    SHA512

    79da603974b773e03d1c8e7b5acf131f379e54adee81d632ce46a5cb466e0736e01215abee61cba98fd6f23d7048bab9970861716757a19ea9976ad769f3fb0b

  • C:\Windows\SysWOW64\wmdrtc32.dll

    Filesize

    40KB

    MD5

    03ebc053c8eec6b4f4afbbb5dc64b169

    SHA1

    9ed172dbce1a6a1dd20e08a9720afba210eee79c

    SHA256

    ad25714f5c7eb2e27742b5e0886e865fc8884e8b65cb863d2aeba0c6dbff2d02

    SHA512

    40eab99574ea6614341b869239b014a74cdc24da0c4be69681eaab18de72bbef14ad4cf36215e39eff4978b8ed074762ce25bb85a042219ac5db5cb46390e9ff

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    c378b1f5a0f04125b70d48cb684eeeb6

    SHA1

    0d0aab75ff4dead60b51e8ca48bfbfca6eb03c26

    SHA256

    017a45d7a340236b3b9ddbb519f3514e89f4c170369abce044bf4f55bc6ebe3b

    SHA512

    8dc498106220294e1d125328c35268a42f54659962b6b096779ecb298c28b3d2786ccd6c76de67f87e9e0d38454a25be21502f3a4f98ceb90d03d1c4eb765626

  • C:\Windows\mstwain32.exe

    Filesize

    136KB

    MD5

    a58c643d9ba9679e24a0fbd4ce28d021

    SHA1

    67e273901d78750eec00c277bc6dfa634ba45116

    SHA256

    d76bede45059fce7836e3e3bb7470be2cf4b694569302aa82cd9eca880e0c660

    SHA512

    101624925a4ffff9e524f6edc2609090058be272519dc84a8cb3d0419005420d6f78daca44e53b61c0cece340199df56a3f647cb2ececca928e37ac706d23012

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/4656-43-0x00000000021F0000-0x00000000021F8000-memory.dmp

    Filesize

    32KB

  • memory/4656-49-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-25-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB

  • memory/4656-33-0x00000000021E0000-0x00000000021E1000-memory.dmp

    Filesize

    4KB

  • memory/4656-84-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-37-0x0000000003370000-0x000000000337E000-memory.dmp

    Filesize

    56KB

  • memory/4656-40-0x0000000003220000-0x0000000003221000-memory.dmp

    Filesize

    4KB

  • memory/4656-41-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-42-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-44-0x0000000003370000-0x000000000337E000-memory.dmp

    Filesize

    56KB

  • memory/4656-81-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-77-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-46-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-74-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-52-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-55-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-58-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-61-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-64-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB

  • memory/4656-65-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-68-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4656-71-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4796-23-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4796-7-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB

  • memory/4796-0-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/4796-24-0x0000000010000000-0x0000000010015000-memory.dmp

    Filesize

    84KB