Analysis

  • max time kernel
    148s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 17:15

General

  • Target

    8c99eb916948aefa07aafc8e64705a0f_JaffaCakes118.exe

  • Size

    592KB

  • MD5

    8c99eb916948aefa07aafc8e64705a0f

  • SHA1

    253ea4e5b14c06d24f395e06df4659e72b1c162c

  • SHA256

    6da6f68611750b563a7af4f786b07f871ad8970326d344aca4b85f16315d3379

  • SHA512

    d645c3917013a2220692ce8812ec38c3a9b2238dc60bb4cb0da5e005810d24baa681f39e32282a2fda8bfd4ecbd9c69d41567d2ca5dc00b8ec53c71065331862

  • SSDEEP

    6144:tUeqreW6n5nVB7xL5+MMaBcE/0T4LRPU9FFUa/a9z2y2X75x5rVxekrfZgj83uiD:tZVgMTcs0TlFGavdX75r5rSapqe

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
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • UPX packed file 20 IoCs

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

  • Drops file in Windows directory 4 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c99eb916948aefa07aafc8e64705a0f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8c99eb916948aefa07aafc8e64705a0f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\Crypted.exe
      "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
        3⤵
        • UAC bypass
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • System policy modification
        PID:2384
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Crypted.exe

    Filesize

    110KB

    MD5

    29632daaaa86964b445f18aa05937cd4

    SHA1

    d7ce79a164abc8d41c4d4a105367e8ca94a77e8e

    SHA256

    52711d56c27bc1848cc45c7fe58963735fb59ab5c412e133e488e1d77fbf5d54

    SHA512

    42ca73166b62dab59e395632f80d9cd515008abc045dea91915f8f2d30a743e05cccbfdb367d45a25df4feddd8463f13a2a7acb04be13ce168c0483aced9d33e

  • memory/2384-56-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-53-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-38-0x00000000004D0000-0x00000000004DE000-memory.dmp

    Filesize

    56KB

  • memory/2384-39-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-74-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-71-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-68-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-65-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-62-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-30-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-59-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-34-0x00000000004D0000-0x00000000004DE000-memory.dmp

    Filesize

    56KB

  • memory/2384-37-0x0000000000380000-0x0000000000388000-memory.dmp

    Filesize

    32KB

  • memory/2384-49-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-46-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-77-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-43-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-36-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2384-40-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2460-22-0x0000000003000000-0x000000000304F000-memory.dmp

    Filesize

    316KB

  • memory/2460-26-0x0000000003000000-0x000000000304F000-memory.dmp

    Filesize

    316KB

  • memory/2460-29-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2460-20-0x0000000001E10000-0x0000000001E20000-memory.dmp

    Filesize

    64KB

  • memory/2460-13-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2644-2-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-3-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-0-0x000007FEF687E000-0x000007FEF687F000-memory.dmp

    Filesize

    4KB

  • memory/2644-14-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-1-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-6-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-4-0x000000001B000000-0x000000001B060000-memory.dmp

    Filesize

    384KB