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Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 02:14

General

  • Target

    dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe

  • Size

    270KB

  • MD5

    dd76f201ecf7155e1a35d9579df4241a

  • SHA1

    f9e1c9f05a11a9d3fc503e40c93b3c0651974aac

  • SHA256

    6b2dbad4a84d576fac7d5129939adab83f35e06eb59c79304b2e8439eb70ec4d

  • SHA512

    77190af43245eb064cf554eb111ed857a141ed7570d9f1ef86af722df5522ac75ef432285ca6344e466562a7e1b7b1e3eb8353510bb0f2786a04ce5dfe402723

  • SSDEEP

    6144:XG377xS2Vp2CeiorXdwTBgWx4v53dpcCJJvH0:Wr7xS2Vp6RwTyCUbJJvH0

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.

  • 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\dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dd76f201ecf7155e1a35d9579df4241a_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:1252
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2304
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    1e93f3b3019498740b197e748112d112

    SHA1

    94b26c7e63f4bdf22375fd2faa723b469c62970c

    SHA256

    1534fefe35cdd4bda1478e40aac394ede001ea02918d1123f05180082d514723

    SHA512

    c9ae9fcfd2a8aa64e40b2c0427b57886dfa39deeb2c2fa24b18952a45b90f4c3869e1aedea7ffc9391b614f1f36177fe7212d21ce64ce3429d9bcb439e2f0c40

  • C:\Windows\mstwain32.exe

    Filesize

    270KB

    MD5

    dd76f201ecf7155e1a35d9579df4241a

    SHA1

    f9e1c9f05a11a9d3fc503e40c93b3c0651974aac

    SHA256

    6b2dbad4a84d576fac7d5129939adab83f35e06eb59c79304b2e8439eb70ec4d

    SHA512

    77190af43245eb064cf554eb111ed857a141ed7570d9f1ef86af722df5522ac75ef432285ca6344e466562a7e1b7b1e3eb8353510bb0f2786a04ce5dfe402723

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1252-8-0x00000000021D0000-0x00000000021D1000-memory.dmp

    Filesize

    4KB

  • memory/1252-10-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-32-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-38-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-25-0x0000000002F90000-0x0000000002F91000-memory.dmp

    Filesize

    4KB

  • memory/2304-26-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-27-0x0000000002220000-0x0000000002228000-memory.dmp

    Filesize

    32KB

  • memory/2304-28-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/2304-29-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-18-0x0000000000920000-0x0000000000921000-memory.dmp

    Filesize

    4KB

  • memory/2304-35-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-22-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/2304-41-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-44-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-47-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-53-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-59-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-62-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2304-65-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB