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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 16:05

General

  • Target

    74c024955091e32b0010ec26aa99e8c1_JaffaCakes118.exe

  • Size

    269KB

  • MD5

    74c024955091e32b0010ec26aa99e8c1

  • SHA1

    f41200e2c925ae9db14116af91513f04beb8059a

  • SHA256

    ecdb61cc66e07ccb661f6b8036f9d7094efae75eb6f107476821046dbb1e8d43

  • SHA512

    0e5d50ceb1533a5320052a5b3808e586f74214c96a0a73e0a453672744caa5a587218cd61ec2b3bd17ea4b3792a22fda5e00a684dc1f27819064188cc83f529f

  • SSDEEP

    6144:6IskMjgJENFzmFIhwmjxL1+vo5R30w0RqXsC8pKY2qsdX:6IsnnxCmPTpXTXszpKY2N9

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74c024955091e32b0010ec26aa99e8c1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\74c024955091e32b0010ec26aa99e8c1_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c set date=%date% &&date 1987-1-1 &&ping 127.0.0.1&&ping 127.0.0.1&&ping 127.0.0.1&&ping 127.0.0.1&&date %date%
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:4092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 696
      2⤵
      • Program crash
      PID:1944
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\UNINSTAL.BAT
      2⤵
      • System Location Discovery: System Language Discovery
      PID:640
  • C:\Windows\SysWOW64\shark.exe
    C:\Windows\SysWOW64\shark.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4428
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c set date=%date% &&date 1987-1-1 &&ping 127.0.0.1&&ping 127.0.0.1&&ping 127.0.0.1&&ping 127.0.0.1&&date %date%
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:4328
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4960 -ip 4960
    1⤵
      PID:2396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\shark.exe

      Filesize

      269KB

      MD5

      74c024955091e32b0010ec26aa99e8c1

      SHA1

      f41200e2c925ae9db14116af91513f04beb8059a

      SHA256

      ecdb61cc66e07ccb661f6b8036f9d7094efae75eb6f107476821046dbb1e8d43

      SHA512

      0e5d50ceb1533a5320052a5b3808e586f74214c96a0a73e0a453672744caa5a587218cd61ec2b3bd17ea4b3792a22fda5e00a684dc1f27819064188cc83f529f

    • C:\Windows\UNINSTAL.BAT

      Filesize

      214B

      MD5

      ca5247dd049a20608f14395aad087a4e

      SHA1

      3b2acecdeeb9132b44a5afd720fc11580fa0fb0e

      SHA256

      189b685a7d6c2fa3f553641092543f5a43c047cf12489232b3a4f599ecc67187

      SHA512

      11f81f43f2bfb50e2c8579b750abd2a1a8e46db3f9a93c79aacdf724fa2c058bcbdf61039e67f41ffbcb6fccc1bfcfdffff89f3aa95ded6ab06d1a95518d697a

    • memory/4428-6-0x00000000005E0000-0x00000000005E1000-memory.dmp

      Filesize

      4KB

    • memory/4428-7-0x0000000000400000-0x0000000000508000-memory.dmp

      Filesize

      1.0MB

    • memory/4960-0-0x0000000000400000-0x0000000000508000-memory.dmp

      Filesize

      1.0MB

    • memory/4960-1-0x00000000007A0000-0x00000000007A1000-memory.dmp

      Filesize

      4KB

    • memory/4960-11-0x0000000000400000-0x0000000000508000-memory.dmp

      Filesize

      1.0MB