Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2024 02:07

General

  • Target

    c2127146937e1438408fb3b0569d0816_JaffaCakes118.exe

  • Size

    526KB

  • MD5

    c2127146937e1438408fb3b0569d0816

  • SHA1

    59ad839546f713ac7aee357ea7c6b9a8b57dd920

  • SHA256

    11929d279c1f017543e61e616ca046c4ce3ba983b5b847896337ed58e6f10086

  • SHA512

    76e5a0c3e8aca949d6caa75b7cdd19fd04e3c821ff292223ad55c0b7989d4c7f575976fd8b0cf92a906d8d51e7a13ec9840d9d610eff926f56d93683b3e57e6a

  • SSDEEP

    12288:Ym/jlqCU+PLDLd6TkaqcyKsN1OsEqDJiCCCCJ41:Zrlq94LUgoyKRGiCCCC

Malware Config

Extracted

Family

latentbot

C2

ztwerfdgdhfjkkl.zapto.org

1ztwerfdgdhfjkkl.zapto.org

2ztwerfdgdhfjkkl.zapto.org

3ztwerfdgdhfjkkl.zapto.org

4ztwerfdgdhfjkkl.zapto.org

5ztwerfdgdhfjkkl.zapto.org

6ztwerfdgdhfjkkl.zapto.org

7ztwerfdgdhfjkkl.zapto.org

8ztwerfdgdhfjkkl.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • UPX packed file 14 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry class 1 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2127146937e1438408fb3b0569d0816_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c2127146937e1438408fb3b0569d0816_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1428
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:792
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2936
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:224
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4968
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1188
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2776
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winsk.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winsk.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2572
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winsk.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winsk.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3628
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\MyFolder\tmp1.vbs" 0
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1644
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4460,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=3812 /prefetch:8
    1⤵
      PID:4828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\MyFolder\tmp1.vbs

      Filesize

      945B

      MD5

      7a6c9af51d52f354136b70d0b80a94d8

      SHA1

      64588e8bd576e0a47c9e69e09aa09a0c4c19e49e

      SHA256

      cdd605d504c45b416673a82249fefa94fb9c435549f30996d4c4a6f45365b348

      SHA512

      605161f9317e73d7c538e7da60f4825ce2b9597d6fac3050ccafab33a8538aa3e5d2455a8b9b49e41243d00911596a3083f518ae3197e3628a7af9c72bf482fb

    • C:\Users\Admin\AppData\Roaming\MyFolder\winlsm.ram

      Filesize

      526KB

      MD5

      c2127146937e1438408fb3b0569d0816

      SHA1

      59ad839546f713ac7aee357ea7c6b9a8b57dd920

      SHA256

      11929d279c1f017543e61e616ca046c4ce3ba983b5b847896337ed58e6f10086

      SHA512

      76e5a0c3e8aca949d6caa75b7cdd19fd04e3c821ff292223ad55c0b7989d4c7f575976fd8b0cf92a906d8d51e7a13ec9840d9d610eff926f56d93683b3e57e6a

    • memory/1428-28-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-36-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-5-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-6-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-41-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-40-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-3-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-29-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-33-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-22-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-24-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-32-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-26-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1428-31-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/3992-14-0x0000000074C00000-0x00000000751B1000-memory.dmp

      Filesize

      5.7MB

    • memory/3992-0-0x0000000074C02000-0x0000000074C03000-memory.dmp

      Filesize

      4KB

    • memory/3992-1-0x0000000074C00000-0x00000000751B1000-memory.dmp

      Filesize

      5.7MB

    • memory/3992-21-0x0000000074C00000-0x00000000751B1000-memory.dmp

      Filesize

      5.7MB

    • memory/3992-2-0x0000000074C00000-0x00000000751B1000-memory.dmp

      Filesize

      5.7MB

    • memory/3992-7-0x0000000074C02000-0x0000000074C03000-memory.dmp

      Filesize

      4KB

    • memory/3992-8-0x0000000074C00000-0x00000000751B1000-memory.dmp

      Filesize

      5.7MB