Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 02:40

General

  • Target

    7b6926c5ba35844040af07756fa9159cdaa053ccab13249f7d1adc4da2b752b5.exe

  • Size

    407KB

  • MD5

    ac1bf5c38abb09be737d7b48ebc5d553

  • SHA1

    6bc0a3dde35d3be636cb2f9d783318956e0fcc4a

  • SHA256

    7b6926c5ba35844040af07756fa9159cdaa053ccab13249f7d1adc4da2b752b5

  • SHA512

    5ef7998b0545b14e8a291339c312c756273896ee11d736252abefb2103facad2fcc53d98a8769645119e9d875a422a1df5ca54236a9e92c0a2fce6a757da31d9

  • SSDEEP

    12288:xE2N3AHQg6mTb5wm7kRSu3kI6SAx9Uj+antxFQ:xtNQHQgxbkRL7w1Kt3Q

Malware Config

Signatures

  • AgentTesla

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b6926c5ba35844040af07756fa9159cdaa053ccab13249f7d1adc4da2b752b5.exe
    "C:\Users\Admin\AppData\Local\Temp\7b6926c5ba35844040af07756fa9159cdaa053ccab13249f7d1adc4da2b752b5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe
      "C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe
        "C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe

    Filesize

    173KB

    MD5

    6f8cb7bcb4ea8b900e00b3557231aed6

    SHA1

    ec424177535362f8e3d699b0875740a9272cd844

    SHA256

    49917d5fb319af63f79dc95f188e00649047914d6ebdf4f141a7afb41c3ee5fd

    SHA512

    63c132635673fbd27a17347cf0b8e582774204564304cbd47cb8318c82acc370e607cd72d440982012c724570e47518db6e95ecd37411bb60e8fecaf7a30727d

  • C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe

    Filesize

    173KB

    MD5

    6f8cb7bcb4ea8b900e00b3557231aed6

    SHA1

    ec424177535362f8e3d699b0875740a9272cd844

    SHA256

    49917d5fb319af63f79dc95f188e00649047914d6ebdf4f141a7afb41c3ee5fd

    SHA512

    63c132635673fbd27a17347cf0b8e582774204564304cbd47cb8318c82acc370e607cd72d440982012c724570e47518db6e95ecd37411bb60e8fecaf7a30727d

  • C:\Users\Admin\AppData\Local\Temp\scgdttsl.exe

    Filesize

    173KB

    MD5

    6f8cb7bcb4ea8b900e00b3557231aed6

    SHA1

    ec424177535362f8e3d699b0875740a9272cd844

    SHA256

    49917d5fb319af63f79dc95f188e00649047914d6ebdf4f141a7afb41c3ee5fd

    SHA512

    63c132635673fbd27a17347cf0b8e582774204564304cbd47cb8318c82acc370e607cd72d440982012c724570e47518db6e95ecd37411bb60e8fecaf7a30727d

  • C:\Users\Admin\AppData\Local\Temp\zetnk.q

    Filesize

    334KB

    MD5

    7d3d03e5e9ce95b6a39a83fb2347e250

    SHA1

    652f4c084a92cfca3292ada7653ea20283f849bd

    SHA256

    420e91d0e3befadbb1e09faea8dab8e6502d3d3172b074512b61b64d812478cd

    SHA512

    5ecd7043f16bd80b3933403e1d473032054e38c767efa09b47c822be4c90cd432d63036b78335f1c67b7d8243c0ac064ab0cc0bdaa70067e140ec62a0b602df9

  • \Users\Admin\AppData\Local\Temp\scgdttsl.exe

    Filesize

    173KB

    MD5

    6f8cb7bcb4ea8b900e00b3557231aed6

    SHA1

    ec424177535362f8e3d699b0875740a9272cd844

    SHA256

    49917d5fb319af63f79dc95f188e00649047914d6ebdf4f141a7afb41c3ee5fd

    SHA512

    63c132635673fbd27a17347cf0b8e582774204564304cbd47cb8318c82acc370e607cd72d440982012c724570e47518db6e95ecd37411bb60e8fecaf7a30727d

  • \Users\Admin\AppData\Local\Temp\scgdttsl.exe

    Filesize

    173KB

    MD5

    6f8cb7bcb4ea8b900e00b3557231aed6

    SHA1

    ec424177535362f8e3d699b0875740a9272cd844

    SHA256

    49917d5fb319af63f79dc95f188e00649047914d6ebdf4f141a7afb41c3ee5fd

    SHA512

    63c132635673fbd27a17347cf0b8e582774204564304cbd47cb8318c82acc370e607cd72d440982012c724570e47518db6e95ecd37411bb60e8fecaf7a30727d

  • memory/1616-10-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1616-14-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1616-15-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1616-16-0x0000000004430000-0x0000000004472000-memory.dmp

    Filesize

    264KB

  • memory/1616-17-0x0000000074460000-0x0000000074B4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1616-18-0x0000000004500000-0x0000000004540000-memory.dmp

    Filesize

    256KB

  • memory/1616-19-0x0000000004500000-0x0000000004540000-memory.dmp

    Filesize

    256KB

  • memory/1616-20-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1616-21-0x0000000074460000-0x0000000074B4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2980-12-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/2980-6-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB