Analysis

  • max time kernel
    120s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2024 15:49

General

  • Target

    7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe

  • Size

    664KB

  • MD5

    77ca1e2f899e06d7ddef46ff45be7018

  • SHA1

    c42bc75250481229234020677a6372923b24b91c

  • SHA256

    7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c

  • SHA512

    1dea2727f1af5d4fcf6f5ee54b71a1b918b430767025da93dea62b28cd42bdb6927db339fac663719666e7dc2054383ec76d5213a3e346cf9b7ab7d554efa6d6

  • SSDEEP

    12288:EMyCm2kXU9YvuuaE+1e6wF6ZnVAvradroBoKj3kkUNNc9FWxLL2J:EMyv2kIYmu1+1e6w4pVA+drZKj0FNW9t

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    marcellinus360

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • 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 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe
    "C:\Users\Admin\AppData\Local\Temp\7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2132
    • 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\7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2136
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zQbvBmsoSCOk.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2964
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zQbvBmsoSCOk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpED0D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2936
    • C:\Users\Admin\AppData\Local\Temp\7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe
      "C:\Users\Admin\AppData\Local\Temp\7472c3e5664fd075431ac23ecb337cd7cff53da3456dc4b3597c7b7552ebfc3c.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpED0D.tmp

    Filesize

    1KB

    MD5

    a3e4f0984c4e8bab90c972db5154ddab

    SHA1

    1042a324e200529defd1b7e736c44aa5224600ac

    SHA256

    0a66453dc2adb56b1797301098e683348efaeea4e822e56f1305913c7155843b

    SHA512

    731d3d8218ea1887df5c707bf57731f6959ec542d6469646e2b4302aa7d9a0c6c0ea568c445f12d70c2da1211c16d87874e1439e15282d2d0640b6037ae8b8dd

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    598804ec272a1f65b5592e8c37dea3cb

    SHA1

    bf946e7629b68fd40f496361eb7ccf2d37583e79

    SHA256

    4dc73a46d784a03477336f4aca2a7db8c29defbee2c12bf122e92fd7d0745a5c

    SHA512

    1dabf387815944bf87d9b6a9076cd915d2122db34e82357651c1f8b3164599af452bb9ff0d58fa944071cbf30184368d3deeee1ea255407a93314a4fe59bdd7e

  • memory/1680-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1680-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1680-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2132-6-0x0000000005BB0000-0x0000000005C38000-memory.dmp

    Filesize

    544KB

  • memory/2132-1-0x00000000002F0000-0x000000000039C000-memory.dmp

    Filesize

    688KB

  • memory/2132-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

    Filesize

    4KB

  • memory/2132-2-0x0000000074DE0000-0x00000000754CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-3-0x0000000000570000-0x0000000000582000-memory.dmp

    Filesize

    72KB

  • memory/2132-5-0x0000000074DE0000-0x00000000754CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-4-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

    Filesize

    4KB

  • memory/2132-31-0x0000000074DE0000-0x00000000754CE000-memory.dmp

    Filesize

    6.9MB