Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 13:01

General

  • Target

    fba3d2be385e7eab336a937b41f21f45_JaffaCakes118.exe

  • Size

    822KB

  • MD5

    fba3d2be385e7eab336a937b41f21f45

  • SHA1

    cf10274577392364dbaba54df65fc7fa133b5bb3

  • SHA256

    d8c9e0bd6d353bbed10ef8b5178a647ac0ada2776338db5eee7dc5a1f969a55c

  • SHA512

    0b5642a0f94ddc6ae973e3010c34e8d6563f05a6fdad1c077e5785d3bcdf24f7a11b1853c6a73209bb01aa50ba232a6ef76265b290b215f85864320eafc79430

  • SSDEEP

    24576:4bCIner3IvJShw9HQdIY8Y/emv80FJ2Joyep4wOzNMbPeqXwD2D:VcMcci2D

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 15 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 5 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fba3d2be385e7eab336a937b41f21f45_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fba3d2be385e7eab336a937b41f21f45_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Users\Admin\AppData\Local\Temp\bbb.exe
      "C:\Users\Admin\AppData\Local\Temp\bbb.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • 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:1700
    • C:\Windows\SysWOW64\mspaint.exe
      "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\ee.bmp"
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:528
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
    1⤵
      PID:1988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\bbb.exe

      Filesize

      271KB

      MD5

      662552633bea6dcb7df061ca31750c58

      SHA1

      5df487a378fa62742a3e8154c8548aff0684c11e

      SHA256

      2ef5d35c33917166c0badc26131e4d3aee7662c2393485755943b5b26610aca4

      SHA512

      82d38a4331ecf3d66a2c53e5418efbaf9c9bbdcaa61297ae30aca2247b666a6f3be92749d2776652162d6795ad107b3acf959b2bb1e50f5533ac8e04fea33924

    • C:\Users\Admin\AppData\Local\Temp\cmsetac.dll

      Filesize

      33KB

      MD5

      20a6038b488d9672665095e07d5365de

      SHA1

      dba8ddf557165e1e6f970d0fbc58878831d4e510

      SHA256

      25f5deb652dcfb4bd2372f526774d8328085f18d13b30b0d72d73428d7367199

      SHA512

      df1766b764df51fd75f721a6df64a797479c9b0ade3c5fef585b3ef8b10bd0591fe40671d7bc5c7df4b0288751ef89ea541763d00b55dd8555f58fa784021311

    • C:\Users\Admin\AppData\Local\Temp\ee.bmp

      Filesize

      550KB

      MD5

      d52763872d7d1d669d0f7d63da77a800

      SHA1

      e5dfaf631fd913bea8a9c02138112f4e7f83579d

      SHA256

      99b44dba7c364a26f44f215fd21bb31d63aaef03524332d50d9d09ef409f189b

      SHA512

      4efe39078ac92d6aa7c5c42847d0410260f3b4028e90cd78f103c1164bffd63c5b291e0c7c9e0e321c75e86f6da9f637206ae2101ecf9e572f6ca508448606dd

    • C:\Users\Admin\AppData\Local\Temp\ntdtcstp.dll

      Filesize

      7KB

      MD5

      67587e25a971a141628d7f07bd40ffa0

      SHA1

      76fcd014539a3bb247cc0b761225f68bd6055f6b

      SHA256

      e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

      SHA512

      6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

    • memory/528-35-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/1700-40-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-48-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-25-0x0000000004360000-0x000000000436E000-memory.dmp

      Filesize

      56KB

    • memory/1700-34-0x0000000004360000-0x000000000436E000-memory.dmp

      Filesize

      56KB

    • memory/1700-33-0x0000000002220000-0x0000000002228000-memory.dmp

      Filesize

      32KB

    • memory/1700-32-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-36-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-13-0x00000000020D0000-0x00000000020D1000-memory.dmp

      Filesize

      4KB

    • memory/1700-44-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-30-0x0000000004210000-0x0000000004211000-memory.dmp

      Filesize

      4KB

    • memory/1700-52-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-56-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-60-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-64-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-68-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-72-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-76-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-80-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/1700-84-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB