Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2025 08:10

General

  • Target

    JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe

  • Size

    814KB

  • MD5

    789c6779ad26b3867d6a60e58672b327

  • SHA1

    f8fb0ae7553887ffd9fb54ce33eca3b6b0cbb099

  • SHA256

    6288dc2f60e9baa78b7d7c552799860ed18783f67a99cc49e99d67a28ed031c0

  • SHA512

    5a01e7d8d0bc5f5a52baf6df9b3c43333af5ebbd9a18a4178e426db6c2407ada99a840549c5aff8cf7b56e2406c60eb771fede2794292165baf82e40cf3d9aed

  • SSDEEP

    6144:G1SnWpE50M4YzKCtEvK+ufTq1tlasJYAtUrw7X0O5AKT06QIX+CKZJ60oJ8sQfyR:1nWpDM8uWjHeFzF7ShoS

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 11 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 15 IoCs

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

  • 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 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 47 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\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 MSCOMCTL.OCX /s
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3832
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 TABCTL32.OCX /s
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3856
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.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:3908
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_789c6779ad26b3867d6a60e58672b327.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4624
        • C:\Windows\mstwain32.exe
          "C:\Windows\mstwain32.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4072
          • C:\Windows\SysWOW64\regsvr32.exe
            regsvr32 MSCOMCTL.OCX /s
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4396
          • C:\Windows\SysWOW64\regsvr32.exe
            regsvr32 TABCTL32.OCX /s
            5⤵
            • System Location Discovery: System Language Discovery
            PID:5072
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:3748
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\CBDXQG2D.htm

    Filesize

    1KB

    MD5

    46f2c4e036dc64e235c6db7b3edde888

    SHA1

    6bf37f1b32cdbd454ef450d28105437db77ac005

    SHA256

    d015049da21bf4ecad409f4d9428cc517e5fd7bf7af0bdd11393d37c154a48bb

    SHA512

    4c1d3f5ee962f02866e144e00276ac73bb139029d5e81ba883f76b75d481028215bcb9a162751db684ff22dae778efbc0afeca25e2579cbc4cdccb9cf3cbd7ff

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\errorPageStrings[1]

    Filesize

    4KB

    MD5

    d65ec06f21c379c87040b83cc1abac6b

    SHA1

    208d0a0bb775661758394be7e4afb18357e46c8b

    SHA256

    a1270e90cea31b46432ec44731bf4400d22b38eb2855326bf934fe8f1b169a4f

    SHA512

    8a166d26b49a5d95aea49bc649e5ea58786a2191f4d2adac6f5fbb7523940ce4482d6a2502aa870a931224f215cb2010a8c9b99a2c1820150e4d365cab28299e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\dnserrordiagoff[1]

    Filesize

    1KB

    MD5

    7e81a79f38695e467a49ee41dd24146d

    SHA1

    035e110c36bf3072525b05394f73d1ba54d0d316

    SHA256

    a705d1e0916a79b0d6e60c41a9ce301ed95b3fc00e927f940ab27061c208a536

    SHA512

    53c5f2f2b9ad8b555f9ae6644941cf2016108e803ea6ab2c7418e31e66874dea5a2bc04be0fa9766e7206617879520e730e9e3e0de136bae886c2e786082d622

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    53a8700fc50ce8d4d63d31512de7748e

    SHA1

    e86816352b5ff62dfe176a8ee2b378b920c810b8

    SHA256

    f67ec0dcebdb116f14082d862419578c0f56542558d7cb922addee2f776f9c38

    SHA512

    7d65a8c2547ec97718b56f9cf88a99d205612da63c35db32574760b2afed897eb6ee979bb2fc002d472083d0bb6a4346486524229bc9ecc44123f1d6f494a554

  • C:\Windows\mstwain32.exe

    Filesize

    814KB

    MD5

    789c6779ad26b3867d6a60e58672b327

    SHA1

    f8fb0ae7553887ffd9fb54ce33eca3b6b0cbb099

    SHA256

    6288dc2f60e9baa78b7d7c552799860ed18783f67a99cc49e99d67a28ed031c0

    SHA512

    5a01e7d8d0bc5f5a52baf6df9b3c43333af5ebbd9a18a4178e426db6c2407ada99a840549c5aff8cf7b56e2406c60eb771fede2794292165baf82e40cf3d9aed

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1316-12-0x0000000000400000-0x00000000004D1000-memory.dmp

    Filesize

    836KB

  • memory/1952-2-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1952-4-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1952-102-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1952-0-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/3748-109-0x0000000000930000-0x0000000000938000-memory.dmp

    Filesize

    32KB

  • memory/3748-111-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-108-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-110-0x00000000022A0000-0x00000000022AE000-memory.dmp

    Filesize

    56KB

  • memory/3748-61-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-115-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-71-0x00000000022A0000-0x00000000022AE000-memory.dmp

    Filesize

    56KB

  • memory/3748-121-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-127-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3748-133-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-16-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-39-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-14-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-15-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-9-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-13-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-8-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/3908-7-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/4072-78-0x0000000005F40000-0x0000000005F4E000-memory.dmp

    Filesize

    56KB

  • memory/4072-106-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/4072-107-0x0000000005F40000-0x0000000005F4E000-memory.dmp

    Filesize

    56KB

  • memory/4624-58-0x0000000000400000-0x00000000004D1000-memory.dmp

    Filesize

    836KB