Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    08-07-2024 01:03

General

  • Target

    8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe

  • Size

    225KB

  • MD5

    15346c0ed3c1b9044f2a7a9e8a104891

  • SHA1

    d3032f7edf80c738df0b398f85cd013e1b7f18d0

  • SHA256

    8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5

  • SHA512

    d46959b818bef0bf4e0971f645355e880ad7f54b7b0fe2e07ba0901a6a83e30aa13c8bf8f91145bc5b3ee90f65963810620af074b59fe1a068b7502fcf565699

  • SSDEEP

    6144:zA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:zATuTAnKGwUAW3ycQqgf

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1080
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1176
          • C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe
            "C:\Users\Admin\AppData\Local\Temp\8d8a373d5df45d92ed5a8d259b0a9c3617ee62ef0f5bd7e2d2931113617978b5.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2352
            • 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:2888
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1692

          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

          Discovery

          System Information Discovery

          1
          T1082

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1080-11-0x0000000000140000-0x0000000000146000-memory.dmp
            Filesize

            24KB

          • memory/1080-28-0x0000000000140000-0x0000000000146000-memory.dmp
            Filesize

            24KB

          • memory/1152-14-0x00000000001B0000-0x00000000001B6000-memory.dmp
            Filesize

            24KB

          • memory/1152-26-0x00000000001B0000-0x00000000001B6000-memory.dmp
            Filesize

            24KB

          • memory/1176-27-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
            Filesize

            24KB

          • memory/1176-6-0x0000000002A50000-0x0000000002A56000-memory.dmp
            Filesize

            24KB

          • memory/1176-1-0x0000000002A50000-0x0000000002A56000-memory.dmp
            Filesize

            24KB

          • memory/1176-3-0x0000000002A50000-0x0000000002A56000-memory.dmp
            Filesize

            24KB

          • memory/1176-17-0x0000000002AA0000-0x0000000002AA6000-memory.dmp
            Filesize

            24KB

          • memory/1692-29-0x0000000002200000-0x0000000002206000-memory.dmp
            Filesize

            24KB

          • memory/1692-20-0x0000000002200000-0x0000000002206000-memory.dmp
            Filesize

            24KB

          • memory/2352-8-0x0000000000400000-0x000000000043C000-memory.dmp
            Filesize

            240KB

          • memory/2888-5-0x0000000000120000-0x0000000000126000-memory.dmp
            Filesize

            24KB

          • memory/2888-25-0x0000000000210000-0x0000000000216000-memory.dmp
            Filesize

            24KB

          • memory/2888-31-0x0000000000210000-0x0000000000216000-memory.dmp
            Filesize

            24KB