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Overview

overview

10

Static

static

5

JaffaCakes...c6.exe

windows7-x64

10

JaffaCakes...c6.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    102s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2025, 03:24

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General

  • Target

    JaffaCakes118_85be3282af2c3dfa323060ce72793ac6.exe

  • Size

    121KB

  • MD5

    85be3282af2c3dfa323060ce72793ac6

  • SHA1

    d29a37657731304eaef892b92321969a4c04e967

  • SHA256

    13e58d658f60e2de88d14d0221574184e3fb05c6a3739b375dc925f854e98446

  • SHA512

    884616246e34db583d36c4e7c1f873008a08d581b7643e542cfbde62b6422ac501eb90f0b402cee378034045dd276ffafbd1e47086d50aea23485b9c5c2db39d

  • SSDEEP

    3072:SHk0dbcfrBamAh8fIWPLzJI0YpvcgHnpLRAAjxOT0QvX72a0:eglaIJ+0/EnpNAh1

Score
8/10
discoverypersistenceupx

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Program crash 1 IoCs
  • 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.

    discovery
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85be3282af2c3dfa323060ce72793ac6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85be3282af2c3dfa323060ce72793ac6.exe"
    1⤵
    • Sets service image path in registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85be3282af2c3dfa323060ce72793ac6Srv.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85be3282af2c3dfa323060ce72793ac6Srv.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5256
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5256 -s 264
        3⤵
        • Program crash
        PID:4540
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5256 -ip 5256
    1⤵
      PID:1980

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85be3282af2c3dfa323060ce72793ac6Srv.exe
      Filesize

      44KB

      MD5

      51c71035085cb0908c328f7293fc29dd

      SHA1

      95b33a8577af1b5ab5da9642339171b725d66092

      SHA256

      298d19983b57ac5a4a2cdc9268c93f3fba92fe91fded56ba26733dfc4cb000a8

      SHA512

      b6ee3b70db28bed135957adbe0af6f8c9fc84e517567ca120aa6e09b2eba8967fe20110a615a3fc7496eed3d51ae33395b8d4b5b8067421ea71f48428aaacdea

      Download Submit

    • memory/5060-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/5060-12-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/5256-8-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download

    • memory/5256-14-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

      Download