Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 02:04

General

  • Target

    1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536.exe

  • Size

    740KB

  • MD5

    81d099f1008d98346919c22f105e26e5

  • SHA1

    de77e686d32adca574703621974811dc6c7d3b31

  • SHA256

    1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536

  • SHA512

    b174aa74461edcc8afee22134084d6de4001fdf5d7012fbcd904f119d3959d776b43fd91a25147c20d2dcfa0d18eeb0b554155d2c7380d55030e6dd2e28bf794

  • SSDEEP

    12288:Wd1JsJ6SH1Sh2iNwCZDcTsTmmk82Zzl2VLlh5AMOYFC6Vljc4J+G30NuqDpfLpPd:Wd4w1GQQABk1Zzl4ph5vtCi0hBDpfLG

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.starmech.net
  • Port:
    587
  • Username:
    electronics@starmech.net
  • Password:
    nics123
  • Email To:
    godwingodwin397@gmail.com

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables packed with SmartAssembly 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536.exe
    "C:\Users\Admin\AppData\Local\Temp\1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2324
    • 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\1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2308
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TZgkPJEad.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TZgkPJEad" /XML "C:\Users\Admin\AppData\Local\Temp\tmp43B4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2728
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2704

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp43B4.tmp
    Filesize

    1KB

    MD5

    c182dfac92a4b433dc6b897162fb4411

    SHA1

    098612a8484cc5844a416b1953e208ae4b71e10c

    SHA256

    77f84af1ab084215c3a58b60bf0b0ca0d1e36facfcb8c7a6c0b274032808c326

    SHA512

    618017f86994853d68cb5c00a12dc7c2dfb187ffff9f675b3c0e2210a30b695c48f45b1792a8efcb8becc51e6badc80d10a9d4eba9a9c20cb035fc0b0e5a4090

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CF4PE3IU7XM5A18ZXXM4.temp
    Filesize

    7KB

    MD5

    0b668aa8a31d797ec775435780fb2f37

    SHA1

    102fd4ab8e3c387a2a71811874de31a8b9655123

    SHA256

    4e7a42c27d55251f6b80cb30e7310d04ac3413322ea57577b688f439c652ba35

    SHA512

    3dc87d9be30e0a1cbf30fe9f54e1c13879912470cda65f2f2bebad11d9f565f4a8d939073d2eb313ad8c23ff9ccd5bc0126b6b203aa180566e79f9abb576873e

  • memory/2308-27-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB

  • memory/2308-24-0x0000000002CF0000-0x0000000002D30000-memory.dmp
    Filesize

    256KB

  • memory/2308-43-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB

  • memory/2308-32-0x0000000002CF0000-0x0000000002D30000-memory.dmp
    Filesize

    256KB

  • memory/2308-21-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB

  • memory/2324-1-0x00000000740C0000-0x00000000747AE000-memory.dmp
    Filesize

    6.9MB

  • memory/2324-0-0x00000000010F0000-0x00000000011AC000-memory.dmp
    Filesize

    752KB

  • memory/2324-3-0x00000000001D0000-0x00000000001E2000-memory.dmp
    Filesize

    72KB

  • memory/2324-37-0x00000000740C0000-0x00000000747AE000-memory.dmp
    Filesize

    6.9MB

  • memory/2324-5-0x00000000051F0000-0x0000000005272000-memory.dmp
    Filesize

    520KB

  • memory/2324-2-0x0000000004AB0000-0x0000000004AF0000-memory.dmp
    Filesize

    256KB

  • memory/2324-4-0x00000000001F0000-0x00000000001FC000-memory.dmp
    Filesize

    48KB

  • memory/2704-39-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-40-0x0000000072E50000-0x000000007353E000-memory.dmp
    Filesize

    6.9MB

  • memory/2704-36-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-23-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-44-0x0000000072E50000-0x000000007353E000-memory.dmp
    Filesize

    6.9MB

  • memory/2704-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2704-41-0x0000000004720000-0x0000000004760000-memory.dmp
    Filesize

    256KB

  • memory/2704-33-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-25-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-26-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2704-19-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2908-22-0x0000000002980000-0x00000000029C0000-memory.dmp
    Filesize

    256KB

  • memory/2908-35-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB

  • memory/2908-28-0x0000000002980000-0x00000000029C0000-memory.dmp
    Filesize

    256KB

  • memory/2908-42-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB

  • memory/2908-30-0x0000000002980000-0x00000000029C0000-memory.dmp
    Filesize

    256KB

  • memory/2908-18-0x000000006EC60000-0x000000006F20B000-memory.dmp
    Filesize

    5.7MB