Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2024 01:16

General

  • Target

    4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.exe

  • Size

    689KB

  • MD5

    4204cc89996eedd07e48b855fdfdc773

  • SHA1

    30780fa47a2f022102755d4b33cf429d25a893bb

  • SHA256

    4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86

  • SHA512

    74eb0c8298d4c03a7958b00335ea9ec597499fa7682f61f659f0c5a0f68f1eb0270a4aa2133ecdcf431be28e42a02e6660053153141c798c942b1751209b9be3

  • SSDEEP

    12288:tRo1nSVygJA6psrecYWyiKRPTCHDP/8dlgTsL0czZgFwQLr0hKH:tRo1SVVAWs4riAPTCHTYggZgCq+K

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp8nl.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

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 2 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 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.exe
    "C:\Users\Admin\AppData\Local\Temp\4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.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:1436
    • 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\4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1492
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VzxWktexVIFRzv.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1560
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VzxWktexVIFRzv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5B3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:5008
    • C:\Users\Admin\AppData\Local\Temp\4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.exe
      "C:\Users\Admin\AppData\Local\Temp\4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ott2xajo.xla.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpB5B3.tmp

    Filesize

    1KB

    MD5

    86e3eda36186911674c732bfae55a7be

    SHA1

    af10a4fab51c68671541b959651f1bc1020f00b4

    SHA256

    50daffda5b639011982fc941a4ae721f00b348b7fb0b69801f4443cb8eef202e

    SHA512

    2e155d1ebd96421931da9a02d2cb14c32325e5c0faa8cfd124877a0b5f950350d56e3f96a862f8986fa8e1edbe57b23190dd1227fe44b0c38db99ab541b770ea

  • memory/1436-6-0x00000000057C0000-0x00000000057D8000-memory.dmp

    Filesize

    96KB

  • memory/1436-3-0x00000000055D0000-0x0000000005662000-memory.dmp

    Filesize

    584KB

  • memory/1436-4-0x0000000005680000-0x000000000568A000-memory.dmp

    Filesize

    40KB

  • memory/1436-5-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1436-2-0x0000000005B80000-0x0000000006124000-memory.dmp

    Filesize

    5.6MB

  • memory/1436-7-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

    Filesize

    4KB

  • memory/1436-8-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1436-9-0x0000000005AF0000-0x0000000005B72000-memory.dmp

    Filesize

    520KB

  • memory/1436-10-0x00000000086A0000-0x000000000873C000-memory.dmp

    Filesize

    624KB

  • memory/1436-48-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1436-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

    Filesize

    4KB

  • memory/1436-1-0x0000000000B20000-0x0000000000BD2000-memory.dmp

    Filesize

    712KB

  • memory/1492-36-0x0000000005B50000-0x0000000005EA4000-memory.dmp

    Filesize

    3.3MB

  • memory/1492-51-0x0000000006730000-0x0000000006762000-memory.dmp

    Filesize

    200KB

  • memory/1492-18-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-21-0x0000000005190000-0x00000000051B2000-memory.dmp

    Filesize

    136KB

  • memory/1492-22-0x00000000059A0000-0x0000000005A06000-memory.dmp

    Filesize

    408KB

  • memory/1492-16-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-87-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-83-0x00000000077A0000-0x00000000077A8000-memory.dmp

    Filesize

    32KB

  • memory/1492-17-0x0000000005270000-0x0000000005898000-memory.dmp

    Filesize

    6.2MB

  • memory/1492-82-0x00000000077C0000-0x00000000077DA000-memory.dmp

    Filesize

    104KB

  • memory/1492-80-0x00000000076C0000-0x00000000076D4000-memory.dmp

    Filesize

    80KB

  • memory/1492-23-0x0000000005A10000-0x0000000005A76000-memory.dmp

    Filesize

    408KB

  • memory/1492-15-0x0000000004BB0000-0x0000000004BE6000-memory.dmp

    Filesize

    216KB

  • memory/1492-79-0x00000000076B0000-0x00000000076BE000-memory.dmp

    Filesize

    56KB

  • memory/1492-50-0x00000000061A0000-0x00000000061EC000-memory.dmp

    Filesize

    304KB

  • memory/1492-19-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-52-0x0000000075730000-0x000000007577C000-memory.dmp

    Filesize

    304KB

  • memory/1492-62-0x0000000007120000-0x000000000713E000-memory.dmp

    Filesize

    120KB

  • memory/1492-63-0x0000000007150000-0x00000000071F3000-memory.dmp

    Filesize

    652KB

  • memory/1492-65-0x0000000007480000-0x000000000749A000-memory.dmp

    Filesize

    104KB

  • memory/1492-64-0x0000000007AD0000-0x000000000814A000-memory.dmp

    Filesize

    6.5MB

  • memory/1492-66-0x00000000074F0000-0x00000000074FA000-memory.dmp

    Filesize

    40KB

  • memory/1492-77-0x0000000007700000-0x0000000007796000-memory.dmp

    Filesize

    600KB

  • memory/1492-78-0x0000000007680000-0x0000000007691000-memory.dmp

    Filesize

    68KB

  • memory/1560-67-0x0000000075730000-0x000000007577C000-memory.dmp

    Filesize

    304KB

  • memory/1560-49-0x0000000005790000-0x00000000057AE000-memory.dmp

    Filesize

    120KB

  • memory/1560-46-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1560-26-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1560-34-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/1560-86-0x0000000074E80000-0x0000000075630000-memory.dmp

    Filesize

    7.7MB

  • memory/2092-35-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2092-81-0x00000000067B0000-0x0000000006800000-memory.dmp

    Filesize

    320KB