Analysis

  • max time kernel
    149s
  • 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
    02-01-2025 16:58

General

  • Target

    JaffaCakes118_66ac113c3b54b264d1ac781f61b86e99.exe

  • Size

    326KB

  • MD5

    66ac113c3b54b264d1ac781f61b86e99

  • SHA1

    de53d481bd189aefcfa7ef2399a255bd86e96360

  • SHA256

    363ff39744f6ef0e794672b1fffa13d17de94fc2905f4c3d5c98db7fedb8bb78

  • SHA512

    daf558d450d26968715a3e5d258e70e82413b0536e143cb62e8bf3af0da598c5b1899bb2da008a86853de868a6505860ecf065f93809f4c3510d4cc564a9567c

  • SSDEEP

    6144:yG377xS2Vp2CeiorXhwTBF536pcCJJvHX1pgoS:hr7xS2Vp6FwTcbJJvHFpgoS

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 4 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
  • UPX packed file 4 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 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66ac113c3b54b264d1ac781f61b86e99.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66ac113c3b54b264d1ac781f61b86e99.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:4688
    • 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:3144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    f897db6dcb7b4ffef1afa53ef8db3b59

    SHA1

    ed2d4e4f81927c4bad0a8df3d27d36f56bbf1fc2

    SHA256

    af99748ce66d3f0f8de728c6e090a5395f3a50813e79c5cc85bca3b9c2a25230

    SHA512

    1a48e94c275f8fc0343386e84e20ed72295c52a6c81a23430e9dbd6eda03586ebf331a3d3f1792d6dfc7f6fb917ae7a30854e69712c0582e4068d818e6f3672c

  • C:\Windows\mstwain32.exe

    Filesize

    326KB

    MD5

    66ac113c3b54b264d1ac781f61b86e99

    SHA1

    de53d481bd189aefcfa7ef2399a255bd86e96360

    SHA256

    363ff39744f6ef0e794672b1fffa13d17de94fc2905f4c3d5c98db7fedb8bb78

    SHA512

    daf558d450d26968715a3e5d258e70e82413b0536e143cb62e8bf3af0da598c5b1899bb2da008a86853de868a6505860ecf065f93809f4c3510d4cc564a9567c

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/3144-19-0x00000000005F0000-0x00000000005F1000-memory.dmp

    Filesize

    4KB

  • memory/3144-23-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3144-26-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

    Filesize

    4KB

  • memory/3144-27-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3144-28-0x0000000000600000-0x0000000000608000-memory.dmp

    Filesize

    32KB

  • memory/3144-29-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/4688-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/4688-1-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB

  • memory/4688-18-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB