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Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2025, 03:08

General

  • Target

    3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe

  • Size

    705KB

  • MD5

    254ea708867541a0b41fb64a6896bb2b

  • SHA1

    d0fb4c2e311c685ac97822f0e49ae77afda72ccc

  • SHA256

    3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666

  • SHA512

    2412318afb2415b97336aa1e64045e63993e79aadea29d6d0b25049f896114782818a7170afafafb8b1687cd9b0f8182f9bf3cd64c6d7cd8ca008da94ef53662

  • SSDEEP

    12288:oyH5mU+8fo3iraJEW6I/4xE+6R+sSSC4D0s9JT7Y9kas9Mof:1HxzakasgEsShm9u9U

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 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 3 TTPs

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

  • Looks up external IP address via web service 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe
    "C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2456
    • 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\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3172
    • C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe
      "C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe"
      2⤵
        PID:3168
      • C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe
        "C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe"
        2⤵
          PID:1464
        • C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe
          "C:\Users\Admin\AppData\Local\Temp\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:940

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3eda9fff3dbbc6e74162eec9de159c5c07cdc37f27c84ca20eece700ecf98666.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gxhyx0cm.oec.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/940-29-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/940-55-0x00000000066C0000-0x0000000006710000-memory.dmp

        Filesize

        320KB

      • memory/940-63-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/940-20-0x0000000005050000-0x00000000050B6000-memory.dmp

        Filesize

        408KB

      • memory/940-14-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/940-11-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2456-8-0x000000007502E000-0x000000007502F000-memory.dmp

        Filesize

        4KB

      • memory/2456-9-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/2456-10-0x0000000006E70000-0x0000000006EF4000-memory.dmp

        Filesize

        528KB

      • memory/2456-7-0x0000000005E80000-0x0000000005E98000-memory.dmp

        Filesize

        96KB

      • memory/2456-2-0x0000000005EE0000-0x0000000006484000-memory.dmp

        Filesize

        5.6MB

      • memory/2456-6-0x0000000005C70000-0x0000000005D0C000-memory.dmp

        Filesize

        624KB

      • memory/2456-15-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/2456-1-0x0000000000F10000-0x0000000000FC6000-memory.dmp

        Filesize

        728KB

      • memory/2456-4-0x0000000005B60000-0x0000000005B6A000-memory.dmp

        Filesize

        40KB

      • memory/2456-0-0x000000007502E000-0x000000007502F000-memory.dmp

        Filesize

        4KB

      • memory/2456-3-0x00000000059D0000-0x0000000005A62000-memory.dmp

        Filesize

        584KB

      • memory/2456-5-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/3172-30-0x0000000005CE0000-0x0000000006034000-memory.dmp

        Filesize

        3.3MB

      • memory/3172-49-0x0000000007490000-0x0000000007533000-memory.dmp

        Filesize

        652KB

      • memory/3172-16-0x00000000029B0000-0x00000000029E6000-memory.dmp

        Filesize

        216KB

      • memory/3172-19-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/3172-17-0x00000000054A0000-0x0000000005AC8000-memory.dmp

        Filesize

        6.2MB

      • memory/3172-21-0x0000000005B20000-0x0000000005B42000-memory.dmp

        Filesize

        136KB

      • memory/3172-35-0x00000000062B0000-0x00000000062CE000-memory.dmp

        Filesize

        120KB

      • memory/3172-36-0x0000000006340000-0x000000000638C000-memory.dmp

        Filesize

        304KB

      • memory/3172-48-0x0000000006850000-0x000000000686E000-memory.dmp

        Filesize

        120KB

      • memory/3172-38-0x0000000070CA0000-0x0000000070CEC000-memory.dmp

        Filesize

        304KB

      • memory/3172-37-0x0000000006870000-0x00000000068A2000-memory.dmp

        Filesize

        200KB

      • memory/3172-28-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/3172-51-0x00000000075D0000-0x00000000075EA000-memory.dmp

        Filesize

        104KB

      • memory/3172-50-0x0000000007C20000-0x000000000829A000-memory.dmp

        Filesize

        6.5MB

      • memory/3172-52-0x0000000007640000-0x000000000764A000-memory.dmp

        Filesize

        40KB

      • memory/3172-53-0x0000000007850000-0x00000000078E6000-memory.dmp

        Filesize

        600KB

      • memory/3172-54-0x00000000077D0000-0x00000000077E1000-memory.dmp

        Filesize

        68KB

      • memory/3172-18-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/3172-56-0x0000000007800000-0x000000000780E000-memory.dmp

        Filesize

        56KB

      • memory/3172-57-0x0000000007810000-0x0000000007824000-memory.dmp

        Filesize

        80KB

      • memory/3172-58-0x0000000007910000-0x000000000792A000-memory.dmp

        Filesize

        104KB

      • memory/3172-59-0x00000000078F0000-0x00000000078F8000-memory.dmp

        Filesize

        32KB

      • memory/3172-62-0x0000000075020000-0x00000000757D0000-memory.dmp

        Filesize

        7.7MB

      • memory/3172-22-0x0000000005C00000-0x0000000005C66000-memory.dmp

        Filesize

        408KB