Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 14:08

General

  • Target

    0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe

  • Size

    758KB

  • MD5

    793bcb19f56e8ffbb2df4f0cf09e6989

  • SHA1

    36a6f3001ccb22e2a542fc190ca2187f0a170e8c

  • SHA256

    0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5

  • SHA512

    79dadb42684d8a10d5c2269149462e4647f2ada4eb2d6ef7a0c571d6a89a2dfd87fba1e1b9a50b5078fa3cdffb582b27160aa6024f9518ade893daf8e94c7735

  • SSDEEP

    12288:LIcWET/mr9K+22BEEzFatnZ4SK408Jr0C0hmm/SJQvtK8MNAVsCvCRPTNDD6/IhG:xWtb3BEBx70hm2sQvtK8nswCRPZDO/xz

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.manpowerchannel.com.sg
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    plyj183005

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe
    "C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe
      "C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe"
      2⤵
        PID:3016
      • C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe
        "C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe"
        2⤵
          PID:1152
        • C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe
          "C:\Users\Admin\AppData\Local\Temp\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4220

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Command and Scripting Interpreter

      1
      T1059

      PowerShell

      1
      T1059.001

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Collection

      Data from Local System

      4
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5.exe.log
        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uewbkmcb.rft.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/2784-51-0x00000000071F0000-0x000000000720A000-memory.dmp
        Filesize

        104KB

      • memory/2784-17-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/2784-49-0x0000000006EA0000-0x0000000006F43000-memory.dmp
        Filesize

        652KB

      • memory/2784-38-0x00000000704C0000-0x000000007050C000-memory.dmp
        Filesize

        304KB

      • memory/2784-62-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/2784-59-0x0000000007510000-0x0000000007518000-memory.dmp
        Filesize

        32KB

      • memory/2784-58-0x0000000007530000-0x000000000754A000-memory.dmp
        Filesize

        104KB

      • memory/2784-24-0x0000000005900000-0x0000000005C54000-memory.dmp
        Filesize

        3.3MB

      • memory/2784-57-0x0000000007430000-0x0000000007444000-memory.dmp
        Filesize

        80KB

      • memory/2784-48-0x0000000006480000-0x000000000649E000-memory.dmp
        Filesize

        120KB

      • memory/2784-56-0x0000000007420000-0x000000000742E000-memory.dmp
        Filesize

        56KB

      • memory/2784-37-0x00000000064A0000-0x00000000064D2000-memory.dmp
        Filesize

        200KB

      • memory/2784-21-0x0000000004F10000-0x0000000004F32000-memory.dmp
        Filesize

        136KB

      • memory/2784-18-0x0000000005080000-0x00000000056A8000-memory.dmp
        Filesize

        6.2MB

      • memory/2784-19-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/2784-50-0x0000000007840000-0x0000000007EBA000-memory.dmp
        Filesize

        6.5MB

      • memory/2784-16-0x00000000025E0000-0x0000000002616000-memory.dmp
        Filesize

        216KB

      • memory/2784-36-0x0000000006250000-0x000000000629C000-memory.dmp
        Filesize

        304KB

      • memory/2784-23-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/2784-22-0x0000000005720000-0x0000000005786000-memory.dmp
        Filesize

        408KB

      • memory/2784-35-0x0000000005ED0000-0x0000000005EEE000-memory.dmp
        Filesize

        120KB

      • memory/2784-54-0x00000000073F0000-0x0000000007401000-memory.dmp
        Filesize

        68KB

      • memory/2784-53-0x0000000007470000-0x0000000007506000-memory.dmp
        Filesize

        600KB

      • memory/2784-52-0x0000000007260000-0x000000000726A000-memory.dmp
        Filesize

        40KB

      • memory/4220-55-0x0000000007130000-0x0000000007180000-memory.dmp
        Filesize

        320KB

      • memory/4220-20-0x0000000005A50000-0x0000000005AB6000-memory.dmp
        Filesize

        408KB

      • memory/4220-14-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4220-11-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/4220-63-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4220-25-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4600-9-0x0000000006170000-0x00000000061F2000-memory.dmp
        Filesize

        520KB

      • memory/4600-0-0x000000007484E000-0x000000007484F000-memory.dmp
        Filesize

        4KB

      • memory/4600-1-0x0000000000240000-0x0000000000304000-memory.dmp
        Filesize

        784KB

      • memory/4600-4-0x0000000004D10000-0x0000000004D1A000-memory.dmp
        Filesize

        40KB

      • memory/4600-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp
        Filesize

        584KB

      • memory/4600-15-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB

      • memory/4600-2-0x0000000005310000-0x00000000058B4000-memory.dmp
        Filesize

        5.6MB

      • memory/4600-10-0x000000000AE10000-0x000000000AEAC000-memory.dmp
        Filesize

        624KB

      • memory/4600-8-0x00000000025B0000-0x00000000025C0000-memory.dmp
        Filesize

        64KB

      • memory/4600-7-0x0000000005040000-0x000000000504C000-memory.dmp
        Filesize

        48KB

      • memory/4600-6-0x00000000052E0000-0x0000000005302000-memory.dmp
        Filesize

        136KB

      • memory/4600-5-0x0000000074840000-0x0000000074FF0000-memory.dmp
        Filesize

        7.7MB