Analysis

  • max time kernel
    90s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-09-2024 09:26

General

  • Target

    PO_GM_list_30082024202003180817418300824.exe

  • Size

    588KB

  • MD5

    2a4084d4b4a576033cbbef5738f59641

  • SHA1

    6dd9d7b39e3b3069149b7cecd67c024c1c405253

  • SHA256

    cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715

  • SHA512

    021c545e81ca668fd5b46ea9e9c5c29e73a2177d3789d8769cb4a810be675a899ed76845decb4aaad45e43d9ab717a02c8322691656e9cbae3f5f24fbc6768b4

  • SSDEEP

    12288:HGSjHdficZvtB77oEGXW9wDablWU0mpJZFPREZd0:ma7ZvEWEfUhJBW

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_GM_list_30082024202003180817418300824.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_GM_list_30082024202003180817418300824.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2560
    • 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\PO_GM_list_30082024202003180817418300824.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4676
    • C:\Users\Admin\AppData\Local\Temp\PO_GM_list_30082024202003180817418300824.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_GM_list_30082024202003180817418300824.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_GM_list_30082024202003180817418300824.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_crcltqpa.hs2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2368-52-0x0000000006610000-0x0000000006660000-memory.dmp

    Filesize

    320KB

  • memory/2368-17-0x00000000052D0000-0x0000000005336000-memory.dmp

    Filesize

    408KB

  • memory/2368-20-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2368-54-0x0000000006880000-0x0000000006A42000-memory.dmp

    Filesize

    1.8MB

  • memory/2368-64-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2368-14-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2368-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2560-5-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2560-10-0x00000000061C0000-0x000000000625C000-memory.dmp

    Filesize

    624KB

  • memory/2560-9-0x0000000005F00000-0x0000000005F72000-memory.dmp

    Filesize

    456KB

  • memory/2560-8-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2560-7-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/2560-15-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2560-6-0x00000000063E0000-0x00000000063F8000-memory.dmp

    Filesize

    96KB

  • memory/2560-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/2560-4-0x0000000004E30000-0x0000000004E3A000-memory.dmp

    Filesize

    40KB

  • memory/2560-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp

    Filesize

    584KB

  • memory/2560-2-0x0000000005450000-0x00000000059F4000-memory.dmp

    Filesize

    5.6MB

  • memory/2560-1-0x0000000000340000-0x00000000003DA000-memory.dmp

    Filesize

    616KB

  • memory/4676-23-0x0000000004FA0000-0x0000000004FC2000-memory.dmp

    Filesize

    136KB

  • memory/4676-50-0x00000000078F0000-0x0000000007F6A000-memory.dmp

    Filesize

    6.5MB

  • memory/4676-24-0x0000000005040000-0x00000000050A6000-memory.dmp

    Filesize

    408KB

  • memory/4676-21-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-34-0x0000000005B00000-0x0000000005E54000-memory.dmp

    Filesize

    3.3MB

  • memory/4676-35-0x0000000005E70000-0x0000000005E8E000-memory.dmp

    Filesize

    120KB

  • memory/4676-36-0x0000000005FA0000-0x0000000005FEC000-memory.dmp

    Filesize

    304KB

  • memory/4676-37-0x0000000006F10000-0x0000000006F42000-memory.dmp

    Filesize

    200KB

  • memory/4676-38-0x00000000709D0000-0x0000000070A1C000-memory.dmp

    Filesize

    304KB

  • memory/4676-48-0x0000000006F50000-0x0000000006F6E000-memory.dmp

    Filesize

    120KB

  • memory/4676-49-0x0000000006F70000-0x0000000007013000-memory.dmp

    Filesize

    652KB

  • memory/4676-22-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-51-0x00000000072B0000-0x00000000072CA000-memory.dmp

    Filesize

    104KB

  • memory/4676-16-0x00000000049C0000-0x00000000049F6000-memory.dmp

    Filesize

    216KB

  • memory/4676-53-0x0000000007320000-0x000000000732A000-memory.dmp

    Filesize

    40KB

  • memory/4676-18-0x0000000005180000-0x00000000057A8000-memory.dmp

    Filesize

    6.2MB

  • memory/4676-55-0x0000000007530000-0x00000000075C6000-memory.dmp

    Filesize

    600KB

  • memory/4676-56-0x00000000074B0000-0x00000000074C1000-memory.dmp

    Filesize

    68KB

  • memory/4676-57-0x00000000074E0000-0x00000000074EE000-memory.dmp

    Filesize

    56KB

  • memory/4676-58-0x00000000074F0000-0x0000000007504000-memory.dmp

    Filesize

    80KB

  • memory/4676-59-0x00000000075F0000-0x000000000760A000-memory.dmp

    Filesize

    104KB

  • memory/4676-60-0x00000000075D0000-0x00000000075D8000-memory.dmp

    Filesize

    32KB

  • memory/4676-63-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-19-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB