Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-09-2024 06:40

General

  • Target

    8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe

  • Size

    755KB

  • MD5

    49a1b7551dcb6332880de16b36be8015

  • SHA1

    f14439e569ab7bdde5f50e1a430fdfc150fd45d2

  • SHA256

    8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac

  • SHA512

    a4d88e90e5aa53eb9d07b3527e1c4835c0a1cc2f2566a941da6e73cc1ded4c365faada34cf8cb632e2d4d2bce285f2b964962e944ad5fcb31cb9ebc8c1a1c940

  • SSDEEP

    12288:UytYRaUnn/ccM2iYx019cfbIX3sOZ6zHiit9ZSM+cYyvN+m5VbzODW151ZkR:5YgUkcX0/cfS8OZ6zHvocFPVHSg1E

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aowapnzgtwgqowgt

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.

  • 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\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
    "C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5080
    • 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\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5060
    • C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
      "C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4dvuy30p.3go.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/5060-51-0x0000000007B70000-0x0000000007B8A000-memory.dmp

    Filesize

    104KB

  • memory/5060-20-0x0000000005AD0000-0x00000000060F8000-memory.dmp

    Filesize

    6.2MB

  • memory/5060-29-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-49-0x0000000007840000-0x00000000078E3000-memory.dmp

    Filesize

    652KB

  • memory/5060-62-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-59-0x0000000007E90000-0x0000000007E98000-memory.dmp

    Filesize

    32KB

  • memory/5060-58-0x0000000007EB0000-0x0000000007ECA000-memory.dmp

    Filesize

    104KB

  • memory/5060-57-0x0000000007DB0000-0x0000000007DC4000-memory.dmp

    Filesize

    80KB

  • memory/5060-56-0x0000000007DA0000-0x0000000007DAE000-memory.dmp

    Filesize

    56KB

  • memory/5060-48-0x0000000007820000-0x000000000783E000-memory.dmp

    Filesize

    120KB

  • memory/5060-55-0x0000000007D70000-0x0000000007D81000-memory.dmp

    Filesize

    68KB

  • memory/5060-38-0x0000000070DE0000-0x0000000070E2C000-memory.dmp

    Filesize

    304KB

  • memory/5060-23-0x0000000005930000-0x0000000005996000-memory.dmp

    Filesize

    408KB

  • memory/5060-37-0x0000000006E20000-0x0000000006E52000-memory.dmp

    Filesize

    200KB

  • memory/5060-16-0x0000000002F20000-0x0000000002F56000-memory.dmp

    Filesize

    216KB

  • memory/5060-50-0x00000000081B0000-0x000000000882A000-memory.dmp

    Filesize

    6.5MB

  • memory/5060-19-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-36-0x00000000068F0000-0x000000000693C000-memory.dmp

    Filesize

    304KB

  • memory/5060-21-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5060-22-0x0000000005890000-0x00000000058B2000-memory.dmp

    Filesize

    136KB

  • memory/5060-35-0x0000000006840000-0x000000000685E000-memory.dmp

    Filesize

    120KB

  • memory/5060-53-0x0000000007DF0000-0x0000000007E86000-memory.dmp

    Filesize

    600KB

  • memory/5060-52-0x0000000007BE0000-0x0000000007BEA000-memory.dmp

    Filesize

    40KB

  • memory/5060-34-0x00000000061F0000-0x0000000006544000-memory.dmp

    Filesize

    3.3MB

  • memory/5072-14-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5072-18-0x0000000004F50000-0x0000000004FB6000-memory.dmp

    Filesize

    408KB

  • memory/5072-17-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5072-54-0x0000000005DA0000-0x0000000005DF0000-memory.dmp

    Filesize

    320KB

  • memory/5072-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/5072-63-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-9-0x0000000007290000-0x0000000007312000-memory.dmp

    Filesize

    520KB

  • memory/5080-0-0x000000007516E000-0x000000007516F000-memory.dmp

    Filesize

    4KB

  • memory/5080-4-0x00000000055C0000-0x00000000055CA000-memory.dmp

    Filesize

    40KB

  • memory/5080-3-0x0000000005620000-0x00000000056B2000-memory.dmp

    Filesize

    584KB

  • memory/5080-15-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

    Filesize

    5.6MB

  • memory/5080-10-0x0000000009920000-0x00000000099BC000-memory.dmp

    Filesize

    624KB

  • memory/5080-1-0x0000000000B00000-0x0000000000BBE000-memory.dmp

    Filesize

    760KB

  • memory/5080-8-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-7-0x000000007516E000-0x000000007516F000-memory.dmp

    Filesize

    4KB

  • memory/5080-6-0x0000000005870000-0x0000000005880000-memory.dmp

    Filesize

    64KB

  • memory/5080-5-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB