Analysis

  • max time kernel
    13s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2024, 10:59

Errors

Reason
Machine shutdown

General

  • Target

    00f88176fd50af54ab55d6124cc23f5a_JaffaCakes118.exe

  • Size

    244KB

  • MD5

    00f88176fd50af54ab55d6124cc23f5a

  • SHA1

    0a99159ff070565a327b2b560ade892e31eca97b

  • SHA256

    2507b6ed2241afb7795b4e732a24b7ebb6fd2fb1ef3d80b63d79588b1078c4f1

  • SHA512

    084382224961f937c5d949ada89bba313c300a6443aa14f4a7393eee4b2edd4d58301ac3e71f56b3d0d94e6968c42ad6b7282b5515d7745dfb5a404154b51c3a

  • SSDEEP

    3072:1wJIROMTRuCpPRIs+t2JHIqL3TKyo79iVzPFO06fnNONcToUn:1LAMTRuwRID8JHI4TXg0d008MiToUn

Malware Config

Signatures

  • Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 5 IoCs
  • 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 data under HKEY_USERS 64 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00f88176fd50af54ab55d6124cc23f5a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\00f88176fd50af54ab55d6124cc23f5a_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Users\Admin\AppData\Local\Temp\cjq.exe
      "C:\Users\Admin\AppData\Local\Temp\cjq.exe"
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4540
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs -s Iprip
    1⤵
    • Server Software Component: Terminal Services DLL
    • Impair Defenses: Safe Mode Boot
    • Loads dropped DLL
    • Adds Run key to start application
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:4572
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa3994855 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:1280

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    20KB

    MD5

    4b17a6177e7ee8c901f4ad03922c84e8

    SHA1

    b907ec175dd7960d9b729886b63c09fe9e56f2eb

    SHA256

    6e6ee84b6b6aa56a55daa472a1198f111e15b27a06741ab0d7ab02af73220f16

    SHA512

    c52937d5671296eb938e15cce1c31bf654f64234e5bf60a1d78b051942af518395c26a933fe7d988b8548b30cd661e9195500936d4b744d17fb2c52c250bf635

  • C:\Windows\SysWOW64\fsutk.dll

    Filesize

    116KB

    MD5

    153627bab646609dc884250721469e7c

    SHA1

    9f184b1ea96fba6fe7a41026468aa85bb4fb1456

    SHA256

    373fe4a9fdfe1979068d50da17885a455e5076d3de84842df326461368f4d123

    SHA512

    3aa5622d5d2b229f919c8f02e01ae503de7745606d714a183e657d7b02af172d498b558e3a79359c20bcd869245127419e885408767d50840f6bd79d714f319a

  • C:\Windows\SysWOW64\liprip.dll

    Filesize

    84KB

    MD5

    52550d3edc8d48a2394dd28f0f45c44b

    SHA1

    4421fc08181e48b4fa44fba9c1fc1e51f0970906

    SHA256

    12a0f685a91d92056c729aea591b0cbfe495f3f3e664f206a65b048790366c1c

    SHA512

    32da9ebd05502a04fd84c34b6eac82f665a5e025f36cffed3163cc45df387bfdf78e52f3008cde0e62ec3197eec51f0f68437ffef4180550e127c0ed0a7898f1

  • \??\c:\$Recycle.bin\int.dat

    Filesize

    220KB

    MD5

    a7063b8ec5523e2d637bce7b6c25f51a

    SHA1

    7ccdeb1c01d0855d648091d6058ae94317679729

    SHA256

    9fdff6c57fcfbd955f3f7bfa47cb84534d19dd9b6d4f21c80862736e38041ebb

    SHA512

    e7d2a183f7d50d8851205fc33a22060f483b288ee7032b0fc3465c14e39b29203ae6f6579273d77059acc98ab5e2960bbed699882bf8633b3b3cb41f28f585de

  • memory/4572-17-0x0000000000ED0000-0x0000000000EF0000-memory.dmp

    Filesize

    128KB