Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16/07/2024, 05:10

General

  • Target

    4ceb9451c3ede11246d08cc9d5606093_JaffaCakes118.exe

  • Size

    546KB

  • MD5

    4ceb9451c3ede11246d08cc9d5606093

  • SHA1

    2405d6c7e5fd5cbeebc4b591e2ac7a428f332b38

  • SHA256

    ad7e4d3fc13a95f15f6c6049593deed025bcd1a2db09a131c73348ff9d28d450

  • SHA512

    17fe6a979715e3f5ad2e975f2d6a34fd11280364a44346a1e48c1bed15ea6d4df2c3771ee36aed074a7ac8769f1746479749c7db05f5488810523bda9f62184c

  • SSDEEP

    12288:UM5DSN6aAH0XNp7gGpWa7U8oico9hJMBex+gQL05:UM5D18NpEGZNVlxnF5

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 18 IoCs

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

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ceb9451c3ede11246d08cc9d5606093_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4ceb9451c3ede11246d08cc9d5606093_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe C:\Users\Admin\AppData\Local\Temp\4ceb9451c3ede11246d08cc9d5606093_JaffaCakes118
      2⤵
        PID:2688
      • \??\c:\Win\lsass.exe
        c:\Win\lsass.exe
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Enumerates connected drives
        • Suspicious behavior: GetForegroundWindowSpam
        PID:3012
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:1384

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Win\names.txt

      Filesize

      1B

      MD5

      c4ca4238a0b923820dcc509a6f75849b

      SHA1

      356a192b7913b04c54574d18c28d46e6395428ab

      SHA256

      6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

      SHA512

      4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

    • \Win\lsass.exe

      Filesize

      546KB

      MD5

      4ceb9451c3ede11246d08cc9d5606093

      SHA1

      2405d6c7e5fd5cbeebc4b591e2ac7a428f332b38

      SHA256

      ad7e4d3fc13a95f15f6c6049593deed025bcd1a2db09a131c73348ff9d28d450

      SHA512

      17fe6a979715e3f5ad2e975f2d6a34fd11280364a44346a1e48c1bed15ea6d4df2c3771ee36aed074a7ac8769f1746479749c7db05f5488810523bda9f62184c

    • memory/1384-2-0x0000000003C90000-0x0000000003CA0000-memory.dmp

      Filesize

      64KB

    • memory/2392-0-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/2392-8-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-23-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-26-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-20-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-21-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-22-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-10-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-25-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-19-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-27-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-28-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-29-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-30-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-31-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-32-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/3012-33-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB