Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 14:11

General

  • Target

    w0tV0GxzmSBYvqL.exe

  • Size

    654KB

  • MD5

    45eda7a4e206150fc3550958d4b24e57

  • SHA1

    756500ad5d3329ad3bc0d5ecd4501863060868ae

  • SHA256

    29779ede9aaaa44bb3e2e2ff0ad2cb9fe642a08259584f5a01e593a1341d540c

  • SHA512

    c9fd38042159ce96e426db47c1624bcedee9fa0711d0c92c08d568d25a79d37fcf22f766c29c7137d9af09c3c8c572e0088d1f835af290777b5891d33b9fb5d8

  • SSDEEP

    12288:vL38bQb5qhitiZQb83wuCZ57C2b+ghLQHhlFBfx/kBCxtAMIZ9KbWPR6o:0IIhitSY5m2CgZ+lFBfxNxtAQbCR6o

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %qroUozO;(C2Rlyb

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\w0tV0GxzmSBYvqL.exe
    "C:\Users\Admin\AppData\Local\Temp\w0tV0GxzmSBYvqL.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:468
    • 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\w0tV0GxzmSBYvqL.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5016
    • C:\Users\Admin\AppData\Local\Temp\w0tV0GxzmSBYvqL.exe
      "C:\Users\Admin\AppData\Local\Temp\w0tV0GxzmSBYvqL.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\w0tV0GxzmSBYvqL.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2bzviy1m.le5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/468-6-0x0000000007300000-0x0000000007312000-memory.dmp

    Filesize

    72KB

  • memory/468-3-0x0000000005530000-0x00000000055C2000-memory.dmp

    Filesize

    584KB

  • memory/468-5-0x0000000005700000-0x000000000570A000-memory.dmp

    Filesize

    40KB

  • memory/468-4-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-15-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-7-0x000000007500E000-0x000000007500F000-memory.dmp

    Filesize

    4KB

  • memory/468-8-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-9-0x0000000007310000-0x0000000007394000-memory.dmp

    Filesize

    528KB

  • memory/468-10-0x00000000099B0000-0x0000000009A4C000-memory.dmp

    Filesize

    624KB

  • memory/468-0-0x000000007500E000-0x000000007500F000-memory.dmp

    Filesize

    4KB

  • memory/468-2-0x0000000005B90000-0x0000000006134000-memory.dmp

    Filesize

    5.6MB

  • memory/468-1-0x0000000000AB0000-0x0000000000B5A000-memory.dmp

    Filesize

    680KB

  • memory/3380-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3380-14-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3380-64-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3380-19-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3380-63-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3380-18-0x00000000055F0000-0x0000000005656000-memory.dmp

    Filesize

    408KB

  • memory/3380-50-0x0000000006D40000-0x0000000006D90000-memory.dmp

    Filesize

    320KB

  • memory/5016-37-0x0000000007230000-0x0000000007262000-memory.dmp

    Filesize

    200KB

  • memory/5016-21-0x00000000051C0000-0x00000000051E2000-memory.dmp

    Filesize

    136KB

  • memory/5016-32-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-33-0x0000000005C80000-0x0000000005FD4000-memory.dmp

    Filesize

    3.3MB

  • memory/5016-34-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-35-0x0000000006270000-0x000000000628E000-memory.dmp

    Filesize

    120KB

  • memory/5016-36-0x0000000006440000-0x000000000648C000-memory.dmp

    Filesize

    304KB

  • memory/5016-38-0x0000000070C80000-0x0000000070CCC000-memory.dmp

    Filesize

    304KB

  • memory/5016-17-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-48-0x0000000006860000-0x000000000687E000-memory.dmp

    Filesize

    120KB

  • memory/5016-49-0x00000000074B0000-0x0000000007553000-memory.dmp

    Filesize

    652KB

  • memory/5016-22-0x0000000005260000-0x00000000052C6000-memory.dmp

    Filesize

    408KB

  • memory/5016-51-0x0000000007C00000-0x000000000827A000-memory.dmp

    Filesize

    6.5MB

  • memory/5016-52-0x00000000075C0000-0x00000000075DA000-memory.dmp

    Filesize

    104KB

  • memory/5016-53-0x0000000007630000-0x000000000763A000-memory.dmp

    Filesize

    40KB

  • memory/5016-54-0x0000000007840000-0x00000000078D6000-memory.dmp

    Filesize

    600KB

  • memory/5016-55-0x00000000077C0000-0x00000000077D1000-memory.dmp

    Filesize

    68KB

  • memory/5016-56-0x00000000077F0000-0x00000000077FE000-memory.dmp

    Filesize

    56KB

  • memory/5016-57-0x0000000007800000-0x0000000007814000-memory.dmp

    Filesize

    80KB

  • memory/5016-58-0x0000000007900000-0x000000000791A000-memory.dmp

    Filesize

    104KB

  • memory/5016-59-0x00000000078E0000-0x00000000078E8000-memory.dmp

    Filesize

    32KB

  • memory/5016-62-0x0000000075000000-0x00000000757B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5016-20-0x00000000055D0000-0x0000000005BF8000-memory.dmp

    Filesize

    6.2MB

  • memory/5016-16-0x0000000002990000-0x00000000029C6000-memory.dmp

    Filesize

    216KB