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Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    20/05/2024, 11:08

General

  • Target

    New order from CoreSystem Technology Limited.exe

  • Size

    774KB

  • MD5

    bea4d8667895e1b7583db6681f4015c2

  • SHA1

    539e45783a3646fa32c5ad256fda8e7d7decf69d

  • SHA256

    ad9fd8dbec8d71d3ef7b1ae8b2882b986b1f6b0a9de791d0693ebf551ada676a

  • SHA512

    70250c94f648819de84a9a7634232fa8e5841e1331b649b1771eb5fc20dc90014a35757d90e4534f4c41ee4df3e9cc239ffcb598dd1f8ac2a66bcc643a4efa0c

  • SSDEEP

    12288:zI8WET/mr9K+22BEEzFatnomOODVpgOVTp4YjzXGRLHVHpt+eQ2wREzItcYcegm9:5Wtb3BEuYFTp4WIL1HJLmEUtU/myA

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New order from CoreSystem Technology Limited.exe
    "C:\Users\Admin\AppData\Local\Temp\New order from CoreSystem Technology Limited.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3028
    • 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\New order from CoreSystem Technology Limited.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BPwwHhZJvK.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2876
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BPwwHhZJvK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp67E7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2864
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp67E7.tmp

    Filesize

    1KB

    MD5

    4a4386fb6ae441135599089847116266

    SHA1

    32905ca0b72a746d1c8270d6b05b65f80bf07dfb

    SHA256

    e110284821ba96690ae89429f886dc78cfea3d7ec3503a643c73f6ff6b01850f

    SHA512

    0714177850bfe297b4bbb8fe746d58685de4f991c6c2a21c8590ea2ef05e6b1d2177563b16acbf262fe76369699ef4ab8d682412ecc9ea7ff93846f484e78361

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SM7EP8YWHY9ATIE0S2RM.temp

    Filesize

    7KB

    MD5

    0ee1010758dc0b8be205149d2003fe40

    SHA1

    2edaccb8a4a6edb544b483cbf544cfb77a8b8cfc

    SHA256

    9518fbccbd2978ec2aa05ac2055669082cff93e6e4d56a2ca78420eb203e7db3

    SHA512

    96fceac30d2154ada4093d9bfb88e0efb00c7b067bbf9d115078542c58b3d634049bd2672b2de3a26b0250301d2f34a88bdbad879e7f6b58729a39a6bc7727c8

  • memory/2508-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2508-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2508-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3028-6-0x000000000D140000-0x000000000D1C4000-memory.dmp

    Filesize

    528KB

  • memory/3028-1-0x0000000000030000-0x00000000000F4000-memory.dmp

    Filesize

    784KB

  • memory/3028-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

    Filesize

    4KB

  • memory/3028-2-0x0000000074BB0000-0x000000007529E000-memory.dmp

    Filesize

    6.9MB

  • memory/3028-3-0x00000000005A0000-0x00000000005C2000-memory.dmp

    Filesize

    136KB

  • memory/3028-5-0x0000000000540000-0x0000000000550000-memory.dmp

    Filesize

    64KB

  • memory/3028-4-0x0000000000500000-0x000000000050C000-memory.dmp

    Filesize

    48KB

  • memory/3028-32-0x0000000074BB0000-0x000000007529E000-memory.dmp

    Filesize

    6.9MB