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Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/09/2024, 01:20

General

  • Target

    e16bdc20b982eca8efcae9ba45069718_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    e16bdc20b982eca8efcae9ba45069718

  • SHA1

    1018a6002e741d63fef5c1cbe0ccbeb6fcde7ad2

  • SHA256

    23e31b8d7cc1ddf23bb47b412a9cc6583b28a29690219387eca8df601050a0be

  • SHA512

    6ce4a7644f316f1fd064933ca431e3917103af936e4d7a7b526ddf9cafff2758be189a5bec04d19c8630603e4f4cdd83d469a7cf1df3bc4ede74661c002bc104

  • SSDEEP

    3072:Soy8j7VnNdrPHaSekwi+mWRYjGiUoutj+JKS:i8jZ7rvaU3+mWRhJoSj+J

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
  • UPX packed file 18 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
  • 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\e16bdc20b982eca8efcae9ba45069718_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e16bdc20b982eca8efcae9ba45069718_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:3752
    • C:\Windows\services.exe
      "C:\Windows\services.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e16bdc20b982eca8efcae9ba45069718_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:3460
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    9f6d4976a357e42f0cf12194dc4adbb9

    SHA1

    34987cabbfbe197aa5b809e9d45e0f04b5261f83

    SHA256

    6e92029cb51e64677015bae4ca1090d2df1607b0b73a86ea240e28d51787be7a

    SHA512

    54b1fe6a59e02b62353b5c4a27b018e3485e0941dcdf63a8c6fefae9c626976f768a12eb3158140986692dcb2346cc4e8437a03bdb52aabb941a64000f3e7ca0

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • C:\Windows\services.exe

    Filesize

    132KB

    MD5

    e16bdc20b982eca8efcae9ba45069718

    SHA1

    1018a6002e741d63fef5c1cbe0ccbeb6fcde7ad2

    SHA256

    23e31b8d7cc1ddf23bb47b412a9cc6583b28a29690219387eca8df601050a0be

    SHA512

    6ce4a7644f316f1fd064933ca431e3917103af936e4d7a7b526ddf9cafff2758be189a5bec04d19c8630603e4f4cdd83d469a7cf1df3bc4ede74661c002bc104

  • memory/3460-30-0x0000000002750000-0x0000000002758000-memory.dmp

    Filesize

    32KB

  • memory/3460-35-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-20-0x0000000002600000-0x0000000002601000-memory.dmp

    Filesize

    4KB

  • memory/3460-68-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-24-0x0000000003480000-0x000000000348E000-memory.dmp

    Filesize

    56KB

  • memory/3460-27-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/3460-28-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-29-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-31-0x0000000003480000-0x000000000348E000-memory.dmp

    Filesize

    56KB

  • memory/3460-65-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-32-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-62-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-38-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-41-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-44-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-47-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-50-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-53-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-56-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3460-59-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3752-12-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3752-0-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3752-8-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB