Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-11-2024 02:39

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:1636
    • 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:2004
    • 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:2788
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zQbvBmsoSCOk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3082.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2812
    • 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:2204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3082.tmp

    Filesize

    1KB

    MD5

    82e7ab48be915ec98b7cab3aba7e07f9

    SHA1

    64a939e8ac283a26db2274e5c336a9a0ca00b553

    SHA256

    ad3fa940c54876193cb3754cb6dc71579222c08e2cefde9cc605eb42784102a1

    SHA512

    a5bc7c948fb9d8d929dbcff33813bc2bc4653231c269803403c4132122e0e38454d7fa11e036e2dc9ba439859033dc248b8285dbc43df492844dd8dc39707231

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

    Filesize

    7KB

    MD5

    59409ed6a46924ad9a6a4208792e35df

    SHA1

    f3dbeb7972cf07d42acc26e0c45e6d5809102e57

    SHA256

    5640c88550540dea34c2fc26ea7cdeac229f360988576ad833c38dab4da2243a

    SHA512

    edb3f1bacdb0dcde09f7218b59df026fa9d640504257cde002598a6c27262bf3f74c8784908df17c99baae0bc826c5a9a2ce55e35b6f907001a54edd074a8c1f

  • memory/1636-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/1636-32-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1636-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/1636-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1636-6-0x0000000005200000-0x0000000005288000-memory.dmp

    Filesize

    544KB

  • memory/1636-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1636-1-0x0000000000330000-0x00000000003DC000-memory.dmp

    Filesize

    688KB

  • memory/1636-3-0x0000000000440000-0x0000000000452000-memory.dmp

    Filesize

    72KB

  • memory/2204-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2204-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2204-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB