Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 19:18

General

  • Target

    09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe

  • Size

    572KB

  • MD5

    09064c3bbdf291a2f85c1a049d8bd9df

  • SHA1

    320eacbd12d6f117885364bd64f1f9e9f99b54b2

  • SHA256

    da42c9b97c23142f2d08d9d042995a69a687c2d18019d0c21c53ed683f618f10

  • SHA512

    726d73dbe57fd33bcc47e499b348ddafdfd5b20b504d51274ca906ba1054d91db355438667e86d8c4342b9ec09fdcbb8ff5d8a9272e9cd9c1e5810f88a670fe6

  • SSDEEP

    12288:pr7xS2Vp6FwTDAbJJvH2oSnSt7KqnGHbq:zS2Vp6FwTWJvHJt7AHb

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 4 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 4 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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\09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1004
    • 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
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:5112
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    80efe11caf046ee0b09543f0909801b0

    SHA1

    0dd075012e090ce6145ff7cf5336b05237aeed6e

    SHA256

    1521d7f03b0b12a18594f0b0f64cb435c4e1c3926275d848658368d4bd919849

    SHA512

    e049be28d3c6f36c92b3e1464f0992938b67bdd653e0b30bf0401fd7d666906bcb660a06350e64464bdbca409d088a215f65f60f8565fb0753bab36e1420a34a

  • C:\Windows\mstwain32.exe

    Filesize

    572KB

    MD5

    09064c3bbdf291a2f85c1a049d8bd9df

    SHA1

    320eacbd12d6f117885364bd64f1f9e9f99b54b2

    SHA256

    da42c9b97c23142f2d08d9d042995a69a687c2d18019d0c21c53ed683f618f10

    SHA512

    726d73dbe57fd33bcc47e499b348ddafdfd5b20b504d51274ca906ba1054d91db355438667e86d8c4342b9ec09fdcbb8ff5d8a9272e9cd9c1e5810f88a670fe6

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1004-0-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/1004-1-0x0000000000A70000-0x0000000000A71000-memory.dmp

    Filesize

    4KB

  • memory/1004-11-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/5112-19-0x0000000000940000-0x0000000000941000-memory.dmp

    Filesize

    4KB

  • memory/5112-23-0x0000000002930000-0x000000000293E000-memory.dmp

    Filesize

    56KB

  • memory/5112-26-0x00000000027E0000-0x00000000027E1000-memory.dmp

    Filesize

    4KB

  • memory/5112-27-0x0000000000950000-0x0000000000958000-memory.dmp

    Filesize

    32KB

  • memory/5112-28-0x0000000002930000-0x000000000293E000-memory.dmp

    Filesize

    56KB

  • memory/5112-29-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB