Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 23:16

General

  • Target

    23ce2f79d6e13e78b1ce8baf3779f367_JaffaCakes118.exe

  • Size

    373KB

  • MD5

    23ce2f79d6e13e78b1ce8baf3779f367

  • SHA1

    e1ad76efcc3359d97e77dc87e7b32f757c26a5f2

  • SHA256

    c4edd9cf85d36b735e8868a463fb77593ba46798a7953516067c025d784d94eb

  • SHA512

    3f270986cb74aa34ca07c6cb7c6e0fa5e21f147b8d24e151875afe9b2de63b52676293df3e5ce7264f2ba618a4c1a50a0cc85794f0d1073bd5f206ee8974d6b7

  • SSDEEP

    6144:tlZ/zUMu4pDSxsCMRzf7x3SfS1JAzXBtL76lwMggsXY5EV1a1m3jM+vY:tHLUMuiv9RgfSjAzRtywMgDDra1m3jM7

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 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
  • UPX packed file 29 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
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23ce2f79d6e13e78b1ce8baf3779f367_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\23ce2f79d6e13e78b1ce8baf3779f367_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3776
    • C:\Users\Admin\AppData\Local\Temp\23ce2f79d6e13e78b1ce8baf3779f367_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\23ce2f79d6e13e78b1ce8baf3779f367_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:720
        • C:\Windows\mstwain32.exe
          "C:\Windows\mstwain32.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
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:448
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4472,i,7869973516895866428,11647313872437892197,262144 --variations-seed-version --mojo-platform-channel-handle=4428 /prefetch:8
    1⤵
      PID:1372

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\cmsetac.dll

      Filesize

      33KB

      MD5

      7c3ff4d4d394fde7c693d04c488a55f8

      SHA1

      ae2b2acc7e91a910f9075e0e095b528e97827ba4

      SHA256

      4878bf71fd37ffac1fd6f5153357298544d0ef1f3a114c1f0451befcb85c59a8

      SHA512

      33c601d9e706cff0c3dce8280b040c361aa51004fd20b51946469b6a02453def5a7aad1e5f58bec3435cc6e25470155d07f71dc0f81ec642efc53215d7be316a

    • C:\Windows\mstwain32.exe

      Filesize

      373KB

      MD5

      23ce2f79d6e13e78b1ce8baf3779f367

      SHA1

      e1ad76efcc3359d97e77dc87e7b32f757c26a5f2

      SHA256

      c4edd9cf85d36b735e8868a463fb77593ba46798a7953516067c025d784d94eb

      SHA512

      3f270986cb74aa34ca07c6cb7c6e0fa5e21f147b8d24e151875afe9b2de63b52676293df3e5ce7264f2ba618a4c1a50a0cc85794f0d1073bd5f206ee8974d6b7

    • C:\Windows\ntdtcstp.dll

      Filesize

      7KB

      MD5

      67587e25a971a141628d7f07bd40ffa0

      SHA1

      76fcd014539a3bb247cc0b761225f68bd6055f6b

      SHA256

      e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

      SHA512

      6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

    • memory/448-52-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-55-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-79-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-76-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-73-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-70-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-23-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-24-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-67-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-27-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-64-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-22-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-61-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-37-0x0000000002670000-0x000000000267E000-memory.dmp

      Filesize

      56KB

    • memory/448-58-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-40-0x0000000000A30000-0x0000000000A38000-memory.dmp

      Filesize

      32KB

    • memory/448-43-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-42-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-41-0x0000000002670000-0x000000000267E000-memory.dmp

      Filesize

      56KB

    • memory/448-46-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-49-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/448-39-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/720-26-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB

    • memory/720-15-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB

    • memory/1020-6-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/1020-1-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/1020-3-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/1020-17-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/1020-5-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/3776-0-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB

    • memory/3776-4-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB