Analysis

  • max time kernel
    142s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/08/2024, 07:30

General

  • Target

    cc6ae3629770c39fe95003ca3a54fe95_JaffaCakes118.exe

  • Size

    270KB

  • MD5

    cc6ae3629770c39fe95003ca3a54fe95

  • SHA1

    cf11ea62ccc43a2eeea4bfa6729c6ded7ae3ea79

  • SHA256

    7f9514175be0582e6a099f6012a491de4032a9247ee4f0ae8adeda4cd2a0e41e

  • SHA512

    b1df83e71afbcde2dbf4c94b3fabb64d02331c24992ab8e9cb06089b6c62df16a8de4dddd6be99627512cd4c5e9f40c534f142003fcb122c1ddc92f030ad7090

  • SSDEEP

    6144:KG377xS2Vp2CeiorXhwTBOz531pcCJJvH:Zr7xS2Vp6FwTWbJJvH

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 16 IoCs
  • 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 1 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
  • 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 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\cc6ae3629770c39fe95003ca3a54fe95_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cc6ae3629770c39fe95003ca3a54fe95_JaffaCakes118.exe"
    1⤵
    • 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:3864
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\cc6ae3629770c39fe95003ca3a54fe95_JaffaCakes118.exe"
      2⤵
      • UAC bypass
      • Deletes itself
      • 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:5056
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3532

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    0f478cc1cf8c740342a6ba9713e6d581

    SHA1

    640f0f670de22f64a6194efd24c0e598aa2a697d

    SHA256

    76689be7288e11ab08886f182fd20198895bf13a2a7e818420554d72ba74e849

    SHA512

    4671e318747de400b5d9cebaa6eab50a8b724429fe236a8d247dadfcba7e9b337b490dd2f243125963a1906a510b59c2334f542b3814a2ce48e4dbf3158eb6b2

  • C:\Windows\mstwain32.exe

    Filesize

    270KB

    MD5

    cc6ae3629770c39fe95003ca3a54fe95

    SHA1

    cf11ea62ccc43a2eeea4bfa6729c6ded7ae3ea79

    SHA256

    7f9514175be0582e6a099f6012a491de4032a9247ee4f0ae8adeda4cd2a0e41e

    SHA512

    b1df83e71afbcde2dbf4c94b3fabb64d02331c24992ab8e9cb06089b6c62df16a8de4dddd6be99627512cd4c5e9f40c534f142003fcb122c1ddc92f030ad7090

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/3864-8-0x0000000000550000-0x0000000000551000-memory.dmp

    Filesize

    4KB

  • memory/3864-10-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-32-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-38-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-25-0x00000000022D0000-0x00000000022D1000-memory.dmp

    Filesize

    4KB

  • memory/5056-26-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-28-0x00000000022E0000-0x00000000022EE000-memory.dmp

    Filesize

    56KB

  • memory/5056-27-0x0000000000730000-0x0000000000738000-memory.dmp

    Filesize

    32KB

  • memory/5056-29-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-18-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/5056-35-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-22-0x00000000022E0000-0x00000000022EE000-memory.dmp

    Filesize

    56KB

  • memory/5056-41-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-44-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-47-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-53-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-59-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-62-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/5056-65-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB