Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:25

General

  • Target

    658e2f44c6e3a6af989069dc2fc82337c326fe751e037161e1c780c9bc639c4c.exe

  • Size

    763KB

  • MD5

    7dfb952c184cd0e1d8ad2df971a83986

  • SHA1

    a3d2cf69513c7d7ddd020eb11ad40c5ee790fd28

  • SHA256

    658e2f44c6e3a6af989069dc2fc82337c326fe751e037161e1c780c9bc639c4c

  • SHA512

    be9a46365483bdb02751fa4237e08685b3184b23d93f99b039a3f66a0496feeeb8a83ba2cf37a25fda7ca701d44f36f1fd834893be1fdd55d966d360d35ca77c

  • SSDEEP

    12288:yz+I6yWn7fcpVZlu/6uH30nEZ+ym9ENATN9O/P8xGkFp+DjwT8rHDFXVz4X6YG1y:/I698VVY30nEB09YEGkx47hlznI

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\658e2f44c6e3a6af989069dc2fc82337c326fe751e037161e1c780c9bc639c4c.exe
    "C:\Users\Admin\AppData\Local\Temp\658e2f44c6e3a6af989069dc2fc82337c326fe751e037161e1c780c9bc639c4c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1196
    • 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\658e2f44c6e3a6af989069dc2fc82337c326fe751e037161e1c780c9bc639c4c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2568
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aWHAhcrrrcHuU.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aWHAhcrrrcHuU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6C69.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2548
    • 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:2488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6C69.tmp

    Filesize

    1KB

    MD5

    d7b7ecef1ccfa5b8638a0064e7cf63ee

    SHA1

    3ad1a6df9effe56365c4f353ceb19b0ad6f27a32

    SHA256

    98f422805c0a74e78b1097dcda5855263a845e15fd087b2ea69373008acf40f5

    SHA512

    fa73633e68bd54a85c92fdbc0a2325d52217e411876a1478b41b3c31c466d0daf5620bb0f3bee96e111b0cf2e4488810a1adfe260701f55aa7644c88f6afe6f2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9GYL6285KPZDSKC0PXRK.temp

    Filesize

    7KB

    MD5

    ea473e2836f521c093b9d0e50da6a5a4

    SHA1

    cef4704bb264302f3e704621b29bef5826fa4165

    SHA256

    438dd6e2cf9a805c9802c20bf8644e785fe2eddae910de5df28108aaaa9c5bb0

    SHA512

    6d15aabd4df7cf5516b12a4b82e2c3e143362afe32eadfafa74d6f196fd9edee2c902e5b1fc7e240d8bb0cea9d204a4ea59c58a8af53f57a9894eb1744fcd969

  • memory/1196-4-0x0000000000960000-0x000000000096C000-memory.dmp

    Filesize

    48KB

  • memory/1196-3-0x00000000009B0000-0x00000000009D2000-memory.dmp

    Filesize

    136KB

  • memory/1196-0-0x000000007464E000-0x000000007464F000-memory.dmp

    Filesize

    4KB

  • memory/1196-5-0x0000000000490000-0x00000000004A0000-memory.dmp

    Filesize

    64KB

  • memory/1196-6-0x0000000004E80000-0x0000000004F02000-memory.dmp

    Filesize

    520KB

  • memory/1196-2-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1196-1-0x0000000001080000-0x0000000001140000-memory.dmp

    Filesize

    768KB

  • memory/1196-19-0x000000007464E000-0x000000007464F000-memory.dmp

    Filesize

    4KB

  • memory/1196-33-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2488-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2488-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2488-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB