Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 06:08

General

  • Target

    USD BANK DETAILS.PNG.exe

  • Size

    670KB

  • MD5

    41373fb609440bc4177a1db81e594b69

  • SHA1

    d67b37e144112e75cea9aa32f3c29775c8cfe045

  • SHA256

    39fe44328453edb4688201f0d3c6c0d07baa65d92ee1c5e0ad496bc71d1b0c9b

  • SHA512

    bc7305c0375cb972ad151c4320704fef47c6f266d692ba44ce278e12e07b06030a0aa42593d5e68f2ce9ecb112543417eab883c9e0787b7cb17a415b4899313b

  • SSDEEP

    12288:CCguti8LkpEatDtW4uBiCv4CFXuOkq9b6O9P7Q0NRUONkR:Fj4jEiWliCwwu8oYP7Q0NRUn

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\USD BANK DETAILS.PNG.exe
    "C:\Users\Admin\AppData\Local\Temp\USD BANK DETAILS.PNG.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2276
    • 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\USD BANK DETAILS.PNG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2564
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\waNwgSaPPjkOka.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2512
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\waNwgSaPPjkOka" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E36.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2796
    • 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:2436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5E36.tmp

    Filesize

    1KB

    MD5

    ed9f5a6aebcf1c94a6a6abacf27ab5be

    SHA1

    8af93cb1201053182426d2cb03015840ef4cb1bd

    SHA256

    6d2ebd1b432cd4163ef564acc80770becb245a324db6730d2140e96df575d19b

    SHA512

    3d717fa582dbb6abdb1170538afed9c1d15bb388016ed7b6bfc11f64787204913312835aa5018a55dad90f042043862fbd0c79db5a4de6793c11f6560fb54454

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DOCRRVSLJBWZL53DEMTS.temp

    Filesize

    7KB

    MD5

    7c3c843a5e58e4dd27a502cfa3a143c7

    SHA1

    6db9d65db337350bed4e3e7e25bfb05dd1b9929e

    SHA256

    5e3eaf759bba8c717c31e765066c4a778d32633bc0f1a228be6e15d9cec325fc

    SHA512

    b7cdf4de633bc030bc6107e7071b6c0ba4387bf31754534e063e43ddb18c855a6ea19424aef623109490a13d904755abfe35d472574b968190aff7521b0df59a

  • memory/2276-30-0x0000000073F50000-0x000000007463E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-1-0x0000000001170000-0x000000000121A000-memory.dmp

    Filesize

    680KB

  • memory/2276-2-0x0000000073F50000-0x000000007463E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-3-0x00000000003E0000-0x00000000003FA000-memory.dmp

    Filesize

    104KB

  • memory/2276-4-0x0000000000310000-0x0000000000320000-memory.dmp

    Filesize

    64KB

  • memory/2276-5-0x0000000004970000-0x00000000049F4000-memory.dmp

    Filesize

    528KB

  • memory/2276-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

    Filesize

    4KB

  • memory/2436-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2436-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2436-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB