Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 03:22

General

  • Target

    d36b567510f94d57d1687552eaae6dae_JaffaCakes118.exe

  • Size

    255KB

  • MD5

    d36b567510f94d57d1687552eaae6dae

  • SHA1

    643a4eeed3eb21ca7c0f5e719fa6b525d828c988

  • SHA256

    53d16ce250b4493be862273542deac2e51ccdfed582296e2cccb8f5ab0a71ded

  • SHA512

    f7c1e477a8bb954012f2d0a3dbdcb09831e7ef045cf884068558cc1d6b1d2af3c91532303d107f070f389259220bcac33db81ec27d0f53f0099d46e57bda8ef1

  • SSDEEP

    3072:qEm2GULHYJlIwjXgWcdqylAHRWvLhPep457AYDikDbZp457ATCDikDbZp457AYD3:qsGUMMwL5cIyqu5J

Malware Config

Extracted

Family

tofsee

C2

31.210.119.2

188.165.132.183

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Signatures

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 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.

  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d36b567510f94d57d1687552eaae6dae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d36b567510f94d57d1687552eaae6dae_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2612
    • C:\Users\Admin\AppData\Local\Temp\d36b567510f94d57d1687552eaae6dae_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d36b567510f94d57d1687552eaae6dae_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1816
      • C:\Users\Admin\duwfaf.exe
        "C:\Users\Admin\duwfaf.exe" /r
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2828
        • C:\Users\Admin\duwfaf.exe
          "C:\Users\Admin\duwfaf.exe" /r
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2800
          • C:\Windows\SysWOW64\svchost.exe
            svchost.exe
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2224
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\2221.bat" "
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2221.bat

    Filesize

    117B

    MD5

    77416faa4cf30b563062e2dbd924dfe4

    SHA1

    ec4b13a48a6f9d145f0684fbccf53d62bde27e5a

    SHA256

    9cfb682657df1777b7f9a95bb3b0c0f11dd2f8b026d65acc99ecccd86bdcb2d2

    SHA512

    3a46c206270fabfc721f3c23336cc6e9a00114f6a8faaee102e58859004abfb76f864fd02cb2e39eb7b0809a118fd5bbd8aa20297c54fe2704356961e4755763

  • \Users\Admin\duwfaf.exe

    Filesize

    255KB

    MD5

    d36b567510f94d57d1687552eaae6dae

    SHA1

    643a4eeed3eb21ca7c0f5e719fa6b525d828c988

    SHA256

    53d16ce250b4493be862273542deac2e51ccdfed582296e2cccb8f5ab0a71ded

    SHA512

    f7c1e477a8bb954012f2d0a3dbdcb09831e7ef045cf884068558cc1d6b1d2af3c91532303d107f070f389259220bcac33db81ec27d0f53f0099d46e57bda8ef1

  • memory/1816-6-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-8-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-4-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-2-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-0-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-14-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-10-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-12-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1816-33-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2224-56-0x0000000000080000-0x00000000000B6000-memory.dmp

    Filesize

    216KB

  • memory/2224-65-0x0000000000080000-0x00000000000B6000-memory.dmp

    Filesize

    216KB

  • memory/2224-61-0x0000000000080000-0x00000000000B6000-memory.dmp

    Filesize

    216KB

  • memory/2224-54-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2224-67-0x0000000000080000-0x00000000000B6000-memory.dmp

    Filesize

    216KB

  • memory/2224-68-0x0000000000080000-0x00000000000B6000-memory.dmp

    Filesize

    216KB

  • memory/2800-52-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2800-51-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB