Analysis

  • max time kernel
    115s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:40

General

  • Target

    7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791.exe

  • Size

    1.1MB

  • MD5

    153458c4d28fe80dbc951898df7348a0

  • SHA1

    11bd2534f5e073d7de5560193ad582ebf1fbf19a

  • SHA256

    7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791

  • SHA512

    7ee79443e9fc623c98b30ab396169eaffb06aa046bc373889cf3de6279a1aea432489c98a764e340c72e27cf782668601807d8541343ae54b8d1bc0241f01318

  • SSDEEP

    24576:zAHnh+eWsN3skA4RV1Hom2KXMmHas4Y4uqBp9fcOpbQ5:+h+ZkldoPK8Yas4nuqDDpK

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791.exe
    "C:\Users\Admin\AppData\Local\Temp\7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4764
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2192
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 700
        3⤵
        • Program crash
        PID:2312
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4764 -ip 4764
    1⤵
      PID:2760
    • 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=3984,i,7869973516895866428,11647313872437892197,262144 --variations-seed-version --mojo-platform-channel-handle=4216 /prefetch:8
      1⤵
        PID:2716

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\neophobic

        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\AppData\Local\directory\name.exe

        Filesize

        1.1MB

        MD5

        153458c4d28fe80dbc951898df7348a0

        SHA1

        11bd2534f5e073d7de5560193ad582ebf1fbf19a

        SHA256

        7dc25c4e1ebd89f13aa8ecc4fb141a9bf297851781c82d7cb630ce1802e52791

        SHA512

        7ee79443e9fc623c98b30ab396169eaffb06aa046bc373889cf3de6279a1aea432489c98a764e340c72e27cf782668601807d8541343ae54b8d1bc0241f01318

      • memory/2192-31-0x0000000004FB0000-0x0000000005016000-memory.dmp

        Filesize

        408KB

      • memory/2192-28-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2192-29-0x000000007413E000-0x000000007413F000-memory.dmp

        Filesize

        4KB

      • memory/2192-30-0x0000000005560000-0x0000000005B04000-memory.dmp

        Filesize

        5.6MB

      • memory/2192-32-0x0000000074130000-0x00000000748E0000-memory.dmp

        Filesize

        7.7MB

      • memory/2192-34-0x00000000063E0000-0x0000000006430000-memory.dmp

        Filesize

        320KB

      • memory/2192-35-0x00000000064D0000-0x0000000006562000-memory.dmp

        Filesize

        584KB

      • memory/2192-36-0x0000000006470000-0x000000000647A000-memory.dmp

        Filesize

        40KB

      • memory/2192-37-0x000000007413E000-0x000000007413F000-memory.dmp

        Filesize

        4KB

      • memory/2192-38-0x0000000074130000-0x00000000748E0000-memory.dmp

        Filesize

        7.7MB

      • memory/3080-10-0x0000000000C20000-0x0000000000C24000-memory.dmp

        Filesize

        16KB