Analysis

  • max time kernel
    147s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2023 16:28

General

  • Target

    SecuriteInfo.com.Trojan.MulDropNET.68.9906.exe

  • Size

    796KB

  • MD5

    8c74ef4787f3d56402bb591145205e7f

  • SHA1

    bfb1daa8d8f87f96c8063af636d2887fe46a7fae

  • SHA256

    72d54df06cae1c5bdb3dabd71cf3e37435800616d359acefe73672ccd7501cf0

  • SHA512

    6830cb76b3219fc7a068ce2b03724f1d3e6db01c263e2f283887fd3980c74b5099c0112e7a474ee7e07ea7081e56412c5eaeb7211e6299183474a37ae9bdc3b5

  • SSDEEP

    12288:n4E2Gf45+po29NZOaPLSoNMQlsgsxQYGI+giFieNJXSYGMdI+Ca7QFUqb:n4FP+pJ9NZOKLS7gIaI+gi5FCs

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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).

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDropNET.68.9906.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDropNET.68.9906.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GdYgbKVLgHXaN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2816
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GdYgbKVLgHXaN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7E15.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2676
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7E15.tmp

    Filesize

    1KB

    MD5

    a05b505f26aa4f31ff1da990ca471cb7

    SHA1

    8e4ccdf2af63eabdb3ec9778b0cedc0c3d845964

    SHA256

    11485c7d9ce4c93ca313a820f4b609c68dd1e3ac6d26d5c26c42c941f2f441d9

    SHA512

    828eb76be243b1d2059f4a34b346c2226b9f5c896ae56f6c6662343d7f95f09053a7f3042bd25ef868cea5639530bff15de86fc8a931ec653033194a128a9a9f

  • memory/1588-26-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/1588-0-0x0000000000260000-0x000000000032E000-memory.dmp

    Filesize

    824KB

  • memory/1588-2-0x0000000004DD0000-0x0000000004E10000-memory.dmp

    Filesize

    256KB

  • memory/1588-3-0x0000000000650000-0x0000000000668000-memory.dmp

    Filesize

    96KB

  • memory/1588-4-0x00000000006F0000-0x00000000006F8000-memory.dmp

    Filesize

    32KB

  • memory/1588-5-0x0000000001E40000-0x0000000001E4A000-memory.dmp

    Filesize

    40KB

  • memory/1588-6-0x0000000005D30000-0x0000000005DAC000-memory.dmp

    Filesize

    496KB

  • memory/1588-1-0x00000000746F0000-0x0000000074DDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2816-30-0x000000006EB70000-0x000000006F11B000-memory.dmp

    Filesize

    5.7MB

  • memory/2816-29-0x000000006EB70000-0x000000006F11B000-memory.dmp

    Filesize

    5.7MB

  • memory/2816-34-0x000000006EB70000-0x000000006F11B000-memory.dmp

    Filesize

    5.7MB

  • memory/2816-33-0x0000000001C20000-0x0000000001C60000-memory.dmp

    Filesize

    256KB

  • memory/2880-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-31-0x00000000733F0000-0x0000000073ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/2880-32-0x00000000003A0000-0x00000000003E0000-memory.dmp

    Filesize

    256KB

  • memory/2880-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2880-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2880-36-0x00000000733F0000-0x0000000073ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/2880-37-0x00000000003A0000-0x00000000003E0000-memory.dmp

    Filesize

    256KB