Analysis

  • max time kernel
    120s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 14:08

General

  • Target

    20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe

  • Size

    860KB

  • MD5

    aac6e12f57c5e384767f42ba7809a66b

  • SHA1

    665522465ccffb1fde659a7c072d6c0ff6b24b61

  • SHA256

    20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279

  • SHA512

    31a9c2bfdf91c3730646a8a5f92ac78e0a32f627025c36dbb10c3f36af19d666d4e1ab9d0466aea51d817297d5dc5aaaf624ff0f1f73d2aa36cd056782d7ab0a

  • SSDEEP

    12288:EhF0yHZA08tzXpjfDW6Kf00/0Zp2cbNMGpaIQyIc:UBopjrR800/0Zp2cJ/paIN7

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

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 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 3 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).

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe
    "C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:428
    • 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\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2872
    • C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe
      "C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_femyppr0.kjy.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/428-6-0x0000000005A30000-0x0000000005A4C000-memory.dmp

    Filesize

    112KB

  • memory/428-3-0x0000000005580000-0x0000000005612000-memory.dmp

    Filesize

    584KB

  • memory/428-4-0x0000000005720000-0x000000000572A000-memory.dmp

    Filesize

    40KB

  • memory/428-5-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/428-15-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/428-7-0x000000007470E000-0x000000007470F000-memory.dmp

    Filesize

    4KB

  • memory/428-8-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/428-9-0x0000000007DD0000-0x0000000007E56000-memory.dmp

    Filesize

    536KB

  • memory/428-10-0x000000000A4F0000-0x000000000A58C000-memory.dmp

    Filesize

    624KB

  • memory/428-2-0x0000000005A50000-0x0000000005FF4000-memory.dmp

    Filesize

    5.6MB

  • memory/428-1-0x0000000000AB0000-0x0000000000B8E000-memory.dmp

    Filesize

    888KB

  • memory/428-0-0x000000007470E000-0x000000007470F000-memory.dmp

    Filesize

    4KB

  • memory/2872-21-0x00000000059F0000-0x0000000006018000-memory.dmp

    Filesize

    6.2MB

  • memory/2872-47-0x0000000007AB0000-0x0000000007ACE000-memory.dmp

    Filesize

    120KB

  • memory/2872-61-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2872-19-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2872-17-0x0000000002FE0000-0x0000000003016000-memory.dmp

    Filesize

    216KB

  • memory/2872-20-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2872-58-0x0000000007F20000-0x0000000007F28000-memory.dmp

    Filesize

    32KB

  • memory/2872-23-0x00000000061F0000-0x0000000006256000-memory.dmp

    Filesize

    408KB

  • memory/2872-22-0x0000000006150000-0x0000000006172000-memory.dmp

    Filesize

    136KB

  • memory/2872-57-0x0000000007F40000-0x0000000007F5A000-memory.dmp

    Filesize

    104KB

  • memory/2872-33-0x00000000062D0000-0x0000000006624000-memory.dmp

    Filesize

    3.3MB

  • memory/2872-34-0x00000000068E0000-0x00000000068FE000-memory.dmp

    Filesize

    120KB

  • memory/2872-35-0x0000000006C60000-0x0000000006CAC000-memory.dmp

    Filesize

    304KB

  • memory/2872-36-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

    Filesize

    200KB

  • memory/2872-37-0x0000000070360000-0x00000000703AC000-memory.dmp

    Filesize

    304KB

  • memory/2872-56-0x0000000007E40000-0x0000000007E54000-memory.dmp

    Filesize

    80KB

  • memory/2872-48-0x0000000007AD0000-0x0000000007B73000-memory.dmp

    Filesize

    652KB

  • memory/2872-49-0x0000000008240000-0x00000000088BA000-memory.dmp

    Filesize

    6.5MB

  • memory/2872-50-0x0000000007C00000-0x0000000007C1A000-memory.dmp

    Filesize

    104KB

  • memory/2872-51-0x0000000007C70000-0x0000000007C7A000-memory.dmp

    Filesize

    40KB

  • memory/2872-52-0x0000000007E80000-0x0000000007F16000-memory.dmp

    Filesize

    600KB

  • memory/2872-53-0x0000000007E00000-0x0000000007E11000-memory.dmp

    Filesize

    68KB

  • memory/2872-55-0x0000000007E30000-0x0000000007E3E000-memory.dmp

    Filesize

    56KB

  • memory/4268-54-0x00000000064F0000-0x0000000006540000-memory.dmp

    Filesize

    320KB

  • memory/4268-16-0x00000000050A0000-0x0000000005106000-memory.dmp

    Filesize

    408KB

  • memory/4268-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4268-14-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4268-18-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4268-62-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB