Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2024 04:36

General

  • Target

    bank details.exe

  • Size

    804KB

  • MD5

    aef42942c28ddb020f9694c8b701873f

  • SHA1

    b2f5168edc9b1b9bbdbcc8089ae24dc852ed0080

  • SHA256

    255306dc51f8e03d60b15c31fcda56678224ff0e6781266a47aa71d5897429e7

  • SHA512

    fcc62ed477853e90909f89612b2445afe4d90addc01fd90c2e4628d2dc4246649f37e07fac22bd958c8241004d39851a29dc4113da2b43f46e403a785225477c

  • SSDEEP

    24576:ECTC3c6eWT56abnuA4y4pCmncHCHzs8j4gtY+VTqCo:Eyq56abnuNpCmncH81j4gtY+VTqp

Malware Config

Extracted

Family

agenttesla

Credentials

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 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
  • 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\bank details.exe
    "C:\Users\Admin\AppData\Local\Temp\bank details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
    • 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\bank details.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hssWuq.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2628
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hssWuq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6F47.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2772
    • 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:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6F47.tmp

    Filesize

    1KB

    MD5

    7c4a21321a153d24c4840116eef6b5ed

    SHA1

    b41d59e061c09cc2efab07fea8ef39f5f6927f18

    SHA256

    7c3a7b353ffccd139ca8f997e4b0e4c4fbf635274ae04fa7d0c32e710c1860db

    SHA512

    46f79a438d3cc045d40d1fa430e46b373013c9beca2e688ba2ef22cbdae2c08465eeae84217ed25ba233861ecbfb845aefdc1211b1141fdbd3caba82b03b3efc

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

    Filesize

    7KB

    MD5

    aefbb6ac59acb9809cf314e7506643c7

    SHA1

    5aa12346548504ac4ec02eefe53144391fc8645e

    SHA256

    a8e79f6c24d6e2b2bd6cdf086accee3769f6332ec465af19880cba45d457fecd

    SHA512

    816ba87e2ee29d8dbf79fabd70b92332e1eb1317ee568db4e011d6d364567848c15fcf968bf8078204e8b0e6f7000e6a6c1a6ee7b7f2872e541db8585892a144

  • memory/2564-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2564-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2564-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2988-6-0x0000000004410000-0x0000000004494000-memory.dmp

    Filesize

    528KB

  • memory/2988-1-0x0000000000AD0000-0x0000000000B9A000-memory.dmp

    Filesize

    808KB

  • memory/2988-0-0x000000007419E000-0x000000007419F000-memory.dmp

    Filesize

    4KB

  • memory/2988-2-0x0000000074190000-0x000000007487E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-3-0x0000000000410000-0x0000000000426000-memory.dmp

    Filesize

    88KB

  • memory/2988-5-0x0000000000A10000-0x0000000000A20000-memory.dmp

    Filesize

    64KB

  • memory/2988-4-0x0000000000950000-0x000000000095E000-memory.dmp

    Filesize

    56KB

  • memory/2988-31-0x0000000074190000-0x000000007487E000-memory.dmp

    Filesize

    6.9MB