Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    06-09-2024 08:57

General

  • Target

    cf2accbe45a8e65f7cffc3e13b46e036_JaffaCakes118.exe

  • Size

    66KB

  • MD5

    cf2accbe45a8e65f7cffc3e13b46e036

  • SHA1

    49a9989d3fc41a20b23134a6c923bd95218d889b

  • SHA256

    0f2463e181a4dccd114e1721119ce00aa436c7eb3b14eb0509e4cdc16f780982

  • SHA512

    bc4763e2b5c75b9a8c8e5117ab8dc0130afbe32b11754fdc7c0af4fd539f65ffd22c28890b2cfe4e47af21b50ff1076262d43a16c0e144eff9dc6d957738d287

  • SSDEEP

    1536:YMARf2o4BGUjGhfpOXhFoCS33tVEJct9+KxARy:YVf4Bt4pOxFHS33tVEJctQKxARy

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 8 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf2accbe45a8e65f7cffc3e13b46e036_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cf2accbe45a8e65f7cffc3e13b46e036_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Windows\svchost.exe
      C:\Windows\svchost.exe
      2⤵
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1960
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\#3#.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:1884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\#3#.bat

    Filesize

    208B

    MD5

    916f31384f362fbc38fdd1fce2557ff4

    SHA1

    7329439cdc6d1e5194e24f2cd1e1fbe1fc237e01

    SHA256

    f1ecc7fde79037fa4c4ec76eaf3e50bc001155fecc1d7662eb266f821f1d7f3b

    SHA512

    1fa80790145aee8d3518f7eaf8e5aa77879cd17a36b861f18ec8bca86c4fe5845521e4df40d6903baf92a2a98c1a5a85413643f457d4fc18cb4e566d04b0eb4d

  • C:\Windows\svchost.exe

    Filesize

    66KB

    MD5

    cf2accbe45a8e65f7cffc3e13b46e036

    SHA1

    49a9989d3fc41a20b23134a6c923bd95218d889b

    SHA256

    0f2463e181a4dccd114e1721119ce00aa436c7eb3b14eb0509e4cdc16f780982

    SHA512

    bc4763e2b5c75b9a8c8e5117ab8dc0130afbe32b11754fdc7c0af4fd539f65ffd22c28890b2cfe4e47af21b50ff1076262d43a16c0e144eff9dc6d957738d287

  • memory/1960-23-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB

  • memory/1960-25-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB

  • memory/1960-32-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB

  • memory/1960-35-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB

  • memory/1960-38-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB

  • memory/2500-16-0x0000000000400000-0x0000000000419600-memory.dmp

    Filesize

    101KB