Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24-09-2024 21:19

General

  • Target

    PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe

  • Size

    855KB

  • MD5

    c8b08e159040e8d38b1819755f19dfee

  • SHA1

    47bf4d8d42d51ce4d1262a77ff994a46c087d1ea

  • SHA256

    7307ce53e361889b72a0e2eba413ef31789e36c50efe5458ffe8e9bebe9f8b22

  • SHA512

    3e2b26015939e740580ce1649cbd18f699a70bd86c2d1d52e5b2a127ca4a488063859aa9c78d6e5b472c87ee6f075e1ec3c1c4d78d977c644927bf1e1233c8a2

  • SSDEEP

    12288:OcA7Qs2zJcpp22D8Pwq4POjhyv8xquIpsxnF6p0CF60PcNj8bQbNlgrdm4Vz0Rpl:40yQ2kw3QTsGxnUp0Q6WIN

Malware Config

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 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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe
    "C:\Users\Admin\AppData\Local\Temp\PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2368
    • 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\PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2408
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EOqRARl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EOqRARl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9B3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2020
    • C:\Users\Admin\AppData\Local\Temp\PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe
      "C:\Users\Admin\AppData\Local\Temp\PO. WW-1580 (DPEBO1-2SDC S25- Sep.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE9B3.tmp

    Filesize

    1KB

    MD5

    0a29826267d0e81f25a51f17f9df280e

    SHA1

    dce2e34d3fdf14e1582a043ece1309c318c37744

    SHA256

    db6ba67458a2e839e589245627cf8406510f0730dc50537c3e4cf29c488a7a4c

    SHA512

    ca518af3789f064d63c0538ed4e7bc5bc177bfd8cc8fce7e101148d78a96f8593059a629469546ad92831f87b57a241ed0f130cc55f217866d861141b6c205e2

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

    Filesize

    7KB

    MD5

    0e0173f91d6b6755943f40af3cd73208

    SHA1

    7fc9d51314ee9e2bb8623f9579dabc540087d61d

    SHA256

    46ea88a77b4eb9f3f452f34fe40498ea7922a24b5b9af70a52f5259d17989a3b

    SHA512

    9b8e18d259ecfd8581a85a8c11cd53e70c6ee0f39d544b4d8a74189fc001321adb89d0fb92ad432e7ce3b4064d0abbc423204fe7f385c1e7b0e7fb5e0206a6bb

  • memory/2232-29-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-31-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2232-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2368-6-0x00000000052A0000-0x0000000005322000-memory.dmp

    Filesize

    520KB

  • memory/2368-32-0x00000000747E0000-0x0000000074ECE000-memory.dmp

    Filesize

    6.9MB

  • memory/2368-0-0x00000000747EE000-0x00000000747EF000-memory.dmp

    Filesize

    4KB

  • memory/2368-1-0x0000000000DD0000-0x0000000000EAC000-memory.dmp

    Filesize

    880KB

  • memory/2368-2-0x00000000747E0000-0x0000000074ECE000-memory.dmp

    Filesize

    6.9MB

  • memory/2368-3-0x0000000000430000-0x0000000000442000-memory.dmp

    Filesize

    72KB

  • memory/2368-5-0x00000000747E0000-0x0000000074ECE000-memory.dmp

    Filesize

    6.9MB

  • memory/2368-4-0x00000000747EE000-0x00000000747EF000-memory.dmp

    Filesize

    4KB