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
    24-05-2024 01:19

General

  • Target

    9426dad5acbb8dad59994481ea4714ba775af9ee4775b1283957f51f060f70fd.exe

  • Size

    698KB

  • MD5

    373459ab33f19f694e74ccbe758517bd

  • SHA1

    1e7815d201871605ebd0f3ddea1eece8bf8d0637

  • SHA256

    9426dad5acbb8dad59994481ea4714ba775af9ee4775b1283957f51f060f70fd

  • SHA512

    a046e9370b6aba5a0cd74be81083bfe63a7d30c8adef88f1e5b2b80ff861219cdd354f9e4d7d25c115fe2a7501aaabb464544711a5057025e93b996c9c7ca150

  • SSDEEP

    12288:mX2AXYMjhvPie/rByY7777777777777UFdPvoldUJA7RyLX4fiymt4If9oTohaSi:mX2AXYMFniyy9DvkobY+fSsaudnlVqhr

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.

  • Uses the VBS compiler for execution 1 TTPs
  • 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 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9426dad5acbb8dad59994481ea4714ba775af9ee4775b1283957f51f060f70fd.exe
    "C:\Users\Admin\AppData\Local\Temp\9426dad5acbb8dad59994481ea4714ba775af9ee4775b1283957f51f060f70fd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3016
    • 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\9426dad5acbb8dad59994481ea4714ba775af9ee4775b1283957f51f060f70fd.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AmXRDaIUjsD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AmXRDaIUjsD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4930.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2676
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2696
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2568

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Scripting

    1
    T1064

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp4930.tmp
      Filesize

      1KB

      MD5

      18df0a324abb224e18297eba07956180

      SHA1

      344352b9649579cca03948de0cd53ba6c93d1eba

      SHA256

      dcc90cdccb94a30211ef2b89f63b925af2c92319d6a9de93e02bea77d04a60e0

      SHA512

      78af4ffeb0b7e2320948bfa9bf1e58f0dbde23bb8444587c88dcee4576a0654925dcd0bf9aa2a83afb5df740037131b41fa8f72719f2ae47327cef9d71d20ac0

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

      7KB

      MD5

      219b2ada0ade3c31589208f298036bdd

      SHA1

      3afe849fdde36e7a733b96b9ac374091f60487bc

      SHA256

      c2f009cadb506a3cbfe6c8a8047cedf067d07b7edd812b3282244710f6954636

      SHA512

      a26065c3f27209bdb63e78b7e4f8f7daa5fdf13b2ad20b9faf675a8d8be8e35c3fbc5d5d6f81ac605480b08214afe091003bc22d7df6fc3102e2a8b4f9b36ad7

    • memory/2568-30-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-21-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-23-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-25-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
      Filesize

      4KB

    • memory/2568-29-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-28-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2568-19-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/3016-6-0x0000000005330000-0x00000000053B2000-memory.dmp
      Filesize

      520KB

    • memory/3016-1-0x0000000000010000-0x00000000000C4000-memory.dmp
      Filesize

      720KB

    • memory/3016-0-0x000000007419E000-0x000000007419F000-memory.dmp
      Filesize

      4KB

    • memory/3016-2-0x0000000074190000-0x000000007487E000-memory.dmp
      Filesize

      6.9MB

    • memory/3016-3-0x0000000000980000-0x00000000009A0000-memory.dmp
      Filesize

      128KB

    • memory/3016-5-0x0000000000A60000-0x0000000000A76000-memory.dmp
      Filesize

      88KB

    • memory/3016-4-0x0000000000A50000-0x0000000000A60000-memory.dmp
      Filesize

      64KB

    • memory/3016-31-0x0000000074190000-0x000000007487E000-memory.dmp
      Filesize

      6.9MB