Analysis

  • max time kernel
    115s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 01:04

General

  • Target

    2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe

  • Size

    668KB

  • MD5

    4ad876a177069c91ab6a33914527f09c

  • SHA1

    a6940365ba3514ee4b61e3eeb1bc283efd9763f4

  • SHA256

    2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05

  • SHA512

    8698be67f1c11f0a37d0c44e1641f6619152325cb765a95c9f5ad45c47bf71723ea549fe343730a670a7883f2a1b49cc9e68d37126ed5c4d22ba796da44deca7

  • SSDEEP

    12288:H30YOwqcqawTAs5Y8PQqfBZFnQVizIppcMHd4KyJppJbo/KEqb:BO7cyxtdEiMcyIpJbo/c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    admin@normagroup.com.tr
  • Password:
    Bossu_56@@12345@_

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe
    "C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe
      "C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe"
      2⤵
        PID:3660
      • C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe
        "C:\Users\Admin\AppData\Local\Temp\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4592
    • 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 --no-appcompat-clear --mojo-platform-channel-handle=3988 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3188

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Collection

      Data from Local System

      4
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2ca8f00d2ccfc0c928063d1ab4d00622e1ff49cf19d523f939191eb28ffb9f05.exe.log
        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/1380-8-0x0000000006AE0000-0x0000000006B62000-memory.dmp
        Filesize

        520KB

      • memory/1380-3-0x0000000005620000-0x00000000056B2000-memory.dmp
        Filesize

        584KB

      • memory/1380-9-0x0000000009200000-0x000000000929C000-memory.dmp
        Filesize

        624KB

      • memory/1380-1-0x0000000000AE0000-0x0000000000B8E000-memory.dmp
        Filesize

        696KB

      • memory/1380-5-0x0000000005590000-0x000000000559A000-memory.dmp
        Filesize

        40KB

      • memory/1380-6-0x0000000005A20000-0x0000000005A3A000-memory.dmp
        Filesize

        104KB

      • memory/1380-7-0x0000000005AE0000-0x0000000005AEC000-memory.dmp
        Filesize

        48KB

      • memory/1380-0-0x0000000074640000-0x0000000074DF0000-memory.dmp
        Filesize

        7.7MB

      • memory/1380-14-0x0000000074640000-0x0000000074DF0000-memory.dmp
        Filesize

        7.7MB

      • memory/1380-2-0x0000000005B30000-0x00000000060D4000-memory.dmp
        Filesize

        5.6MB

      • memory/1380-4-0x0000000005560000-0x0000000005570000-memory.dmp
        Filesize

        64KB

      • memory/4592-13-0x0000000074640000-0x0000000074DF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4592-15-0x0000000005470000-0x0000000005480000-memory.dmp
        Filesize

        64KB

      • memory/4592-19-0x0000000005470000-0x0000000005480000-memory.dmp
        Filesize

        64KB

      • memory/4592-16-0x00000000053F0000-0x0000000005456000-memory.dmp
        Filesize

        408KB

      • memory/4592-17-0x0000000006490000-0x00000000064E0000-memory.dmp
        Filesize

        320KB

      • memory/4592-18-0x0000000074640000-0x0000000074DF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4592-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB