Analysis

  • max time kernel
    142s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 15:08

General

  • Target

    4a32d1a33e9f5463d8060fe5fc3db222_JaffaCakes118.exe

  • Size

    76KB

  • MD5

    4a32d1a33e9f5463d8060fe5fc3db222

  • SHA1

    37727b01eb9631369e01a0b545de06649d19cc25

  • SHA256

    c91ef456860b10def9b53f98626c19bdc5a30e369a1a3ac9484db9d64440a455

  • SHA512

    b40d32a5a55b9dd01fac0034a05c4d9850318dadbcdcde8c58a8f2526c9d8174b816d20f6d3ad3b77461701d431bfdff3ec5309a114ab8e0b3ec0813c6b817c0

  • SSDEEP

    768:0HAl7xH0U2VFb8OaYS0a6L+nznGOevsCWg9nrC3Xybi9HW+C5c9JT:/l7ln2HLPL+znGOe0CWgleHosHGm9JT

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:3088
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\4a32d1a33e9f5463d8060fe5fc3db222_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\4a32d1a33e9f5463d8060fe5fc3db222_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4536
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:3712
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 352
            4⤵
            • Program crash
            PID:2760
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3712 -ip 3712
      1⤵
        PID:1916

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      1
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3088-13-0x00000000003C0000-0x00000000003C6000-memory.dmp
        Filesize

        24KB

      • memory/3432-7-0x00007FFABB920000-0x00007FFABB921000-memory.dmp
        Filesize

        4KB

      • memory/3432-3-0x0000000000700000-0x0000000000706000-memory.dmp
        Filesize

        24KB

      • memory/3432-2-0x0000000000700000-0x0000000000706000-memory.dmp
        Filesize

        24KB

      • memory/3432-6-0x00007FFABB78D000-0x00007FFABB78E000-memory.dmp
        Filesize

        4KB

      • memory/3712-4-0x0000000000591000-0x0000000000592000-memory.dmp
        Filesize

        4KB

      • memory/3712-5-0x0000000000590000-0x00000000005A2000-memory.dmp
        Filesize

        72KB

      • memory/3712-11-0x00000000028E0000-0x00000000028E6000-memory.dmp
        Filesize

        24KB

      • memory/3712-14-0x00000000028E0000-0x00000000028E6000-memory.dmp
        Filesize

        24KB

      • memory/4536-0-0x00000000005C0000-0x00000000005C1000-memory.dmp
        Filesize

        4KB

      • memory/4536-8-0x0000000000400000-0x0000000000416000-memory.dmp
        Filesize

        88KB

      • memory/4536-9-0x0000000002540000-0x0000000002F40000-memory.dmp
        Filesize

        10.0MB

      • memory/4536-1-0x0000000002540000-0x0000000002F40000-memory.dmp
        Filesize

        10.0MB