Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 22:25

General

  • Target

    e88db57fb2d75bc962aa48a51b8ec23f_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    e88db57fb2d75bc962aa48a51b8ec23f

  • SHA1

    5610299c9a64e4c6fe5a34b4752ff6e162bf8d1b

  • SHA256

    0ebe46811b36a7608850fb201a13208c5bb331208b72065e55401c71eff9cdcc

  • SHA512

    e09558aafb47ca1aeab10fb4835b4905ba539f0b1d9646c0f9c3b391962c6c6709e1e44cfbda8850c683daa5f385be2f1367d892bf617936207387652974f8bc

  • SSDEEP

    3072:pHV6+qnlnyEsq3rGTLQFOMTm2hZ77Nc1B/xEF2dKuLl3yH:pH74DL3OSOMqyVc1xK2gOl3yH

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 21 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 24 IoCs

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

  • 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 4 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 4 IoCs
  • Suspicious use of WriteProcessMemory 19 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\e88db57fb2d75bc962aa48a51b8ec23f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e88db57fb2d75bc962aa48a51b8ec23f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Users\Admin\AppData\Local\Temp\e88db57fb2d75bc962aa48a51b8ec23f_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e88db57fb2d75bc962aa48a51b8ec23f_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • 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:2028
      • C:\Windows\Avast.exe
        "C:\Windows\Avast.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4104
        • C:\Windows\Avast.exe
          C:\Windows\Avast.exe
          4⤵
          • UAC bypass
          • Executes dropped EXE
          • Loads dropped DLL
          • 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:636
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1392

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Avast.exe

    Filesize

    134KB

    MD5

    e88db57fb2d75bc962aa48a51b8ec23f

    SHA1

    5610299c9a64e4c6fe5a34b4752ff6e162bf8d1b

    SHA256

    0ebe46811b36a7608850fb201a13208c5bb331208b72065e55401c71eff9cdcc

    SHA512

    e09558aafb47ca1aeab10fb4835b4905ba539f0b1d9646c0f9c3b391962c6c6709e1e44cfbda8850c683daa5f385be2f1367d892bf617936207387652974f8bc

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    aa98898a78b5de38bd01853c9b9b4b92

    SHA1

    340374947869783635ad46df8615faa055df0e5c

    SHA256

    daf8ec9a24455d67d174268c03f50ec4ff50eb5fa199d5047f1fa1439ed398dd

    SHA512

    ec941bc691c3713d9b353e7326d7dd9692d560e310e4e07a60dce70527872225abf1a6081a8bc33b8858bebaa00a8211c053bcb08726b2ee4e0bba96ebe6e9b1

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/636-54-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-78-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-42-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/636-81-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-44-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-75-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-45-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-72-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-29-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-30-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-31-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-69-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-38-0x00000000005E0000-0x00000000005E1000-memory.dmp

    Filesize

    4KB

  • memory/636-66-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-84-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-63-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-26-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-46-0x00000000005F0000-0x00000000005F8000-memory.dmp

    Filesize

    32KB

  • memory/636-47-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/636-48-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-51-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-60-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/636-57-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2028-9-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2028-3-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2028-5-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2028-19-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/2028-17-0x0000000000A20000-0x0000000000A21000-memory.dmp

    Filesize

    4KB

  • memory/2028-8-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/4104-28-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/5112-0-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/5112-7-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB