Analysis

  • max time kernel
    147s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-09-2024 04:50

General

  • Target

    ddb54ca7ae8e1fc904958195c75b6ac4_JaffaCakes118.msi

  • Size

    396KB

  • MD5

    ddb54ca7ae8e1fc904958195c75b6ac4

  • SHA1

    baf9719007189d2093c300eacb04b2b0b1ba7213

  • SHA256

    5769552a9af543e41095228db9b00ab952054d801cfb3c9cf0c963f081b0db45

  • SHA512

    70a9ea0a74656061109d63f8c7f9875a592a098a441f2359798be3f4e32739e860ce93ea2545efa942e1d76077409ca4bf827f66cd7435a9061ffd0b15f36daa

  • SSDEEP

    6144:0E9grDJ70jCtZhT9/zB0MhKbWQrkZ9IYlWUl:0ECwjCbiMIW6kz9lW

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

jo

Decoy

coronaoasis.win

nourbanu.com

sz-bfh.com

kuhaier.com

qzcgs.com

thecalligraphyclub.com

moneize.com

flinkgaard.com

restaurantsdenhaag.online

yusheeta.com

666668z.com

umbilicus.net

vrpingmu.com

salajeet.net

whatyououghta.com

g3pharmaceuticals.com

news3144.photography

rcraynor.com

sztxnv.men

larwood.net

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 5 IoCs
  • Drops file in Windows directory 14 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\system32\msiexec.exe
      msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\ddb54ca7ae8e1fc904958195c75b6ac4_JaffaCakes118.msi
      2⤵
      • Enumerates connected drives
      • Event Triggered Execution: Installer Packages
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1728
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1436
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1712
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\Installer\MSIEE47.tmp
      "C:\Windows\Installer\MSIEE47.tmp" /S
      2⤵
      • Suspicious use of SetThreadContext
      • Drops file in Windows directory
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\Installer\MSIEE47.tmp
        "C:\Windows\Installer\MSIEE47.tmp" /S
        3⤵
        • Drops file in Windows directory
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe
          "C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe"
          4⤵
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Drops file in Windows directory
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1808
          • C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe
            "C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe"
            5⤵
            • Suspicious use of SetThreadContext
            • Drops file in Windows directory
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2024
            • C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe
              "C:\Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe"
              6⤵
              • Suspicious use of SetThreadContext
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:1128
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:804
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000002C4" "000000000000056C"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\f76ec94.rbs

    Filesize

    663B

    MD5

    05e57aa6d0eaa841475ef8dde8907177

    SHA1

    281569dcc9fb7031ca644d04844a0149a59153ee

    SHA256

    aa389f5baf2a657008c37153eba891f93b89336fab9de6ca71d3dfde19c4af47

    SHA512

    693af9c98d432494de5941a535800dcdb990e3dcb778c7f2f9aab1edbe0f33d126a5ff45087fc95b5f7c6ca4276230b4056472155e785078a11444902915c843

  • C:\Windows\Installer\MSIEE47.tmp

    Filesize

    372KB

    MD5

    558f64828f0728d020a1a67fb3926ba2

    SHA1

    358c7830694425a297f6ae4e2442644359b3be86

    SHA256

    8525ec065d97a02948e2a6be8de497ed30cebf72ed42b211aa3c42f0b5743bdb

    SHA512

    948f793c81ad758413245a25ec967e701b5c4535818c637bddccce4d621e3621ad41439ea9128179e0e0289246f0845cb56491ce6a6ea111bd9197706830c2cb

  • C:\Windows\win.ini

    Filesize

    509B

    MD5

    d2a2412bddba16d60ec63bd9550d933f

    SHA1

    deb3d3bdc9055f0b4909b31d3048446848fae0e1

    SHA256

    79ff2254e38192be1626d05bec6c82e10c85e1cf91df7440c4c443380a1e877a

    SHA512

    8fecada107f72e59e43a689eeb8e2e18fa6134d0941c122025ed5bd00e5eab8114d7125bd289505be75641385a0c3f112d402c693f142c3ddc870d5fa8116e31

  • \Users\Admin\AppData\Local\Temp\obj2Hopscotcher.exe

    Filesize

    372KB

    MD5

    50e7370f3a09528304e5516c8f293b41

    SHA1

    ee9284a07c4c97d5127ba48887d254057bc202de

    SHA256

    7034e383b30311c7694faf21a1042ab533f64b20514304a12a951d4a338da774

    SHA512

    758fc68e3c1e9c7a2e0a0f8d74d5eb450b96057bf95babae9e066af172129a3dc5b93c6eb84ef616efdf16cd7971bb644faccae0a7d808684bf1e8350fde302a

  • memory/1128-55-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1128-58-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1224-64-0x0000000005030000-0x00000000050D9000-memory.dmp

    Filesize

    676KB

  • memory/1436-60-0x0000000000890000-0x000000000089A000-memory.dmp

    Filesize

    40KB