Analysis

  • max time kernel
    139s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 02:23

General

  • Target

    DHL Delivery Invoice AWB#7490327845.exe

  • Size

    736KB

  • MD5

    84396eb97e3ade6cd6689329d7ff3366

  • SHA1

    8e8c061ece6bc8f36bad01514ba2869a343d456f

  • SHA256

    9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e

  • SHA512

    95460f92e93ff48045ab507a677d51065b10f068d4ad97d902e2e0f1f8b374c5ffcc8832a074cd964839818516c8e987ff818b408d509e3836cb5ce12145c63e

  • SSDEEP

    12288:pbHMi8LkpEaFLVbmQNGvZE8kCyYYXPdap9+Fy8rM9NyPg1J7Pe5xfdzLA2S6Npjv:djEobHNGh7k5Yj+FlM984v7PY

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 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3872
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YPYfbrVvOhaubH.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YPYfbrVvOhaubH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp63AB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4236
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:1960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dsa4fxcu.pvv.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp63AB.tmp
    Filesize

    1KB

    MD5

    e6a8067a7e4745e1df4bcf77b413eb33

    SHA1

    0bec1ab15eac324da6f0938d268790a6872bcdd7

    SHA256

    6939633773985f13db1e9a6a0869d2012bcf65cf295e86909c6664864a4cb5d2

    SHA512

    83cf1419f243f207e0b8f6d53434796b4d924a379db1fe8dccd8eea876ee05b3ab4f47c165ad879973c0715d636d12fcb23586e0404fa34f62495fb97f16932d

  • memory/1960-65-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/1960-64-0x0000000006650000-0x00000000066A0000-memory.dmp
    Filesize

    320KB

  • memory/1960-26-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/1960-23-0x0000000005390000-0x00000000053F6000-memory.dmp
    Filesize

    408KB

  • memory/1960-22-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/1960-18-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2756-14-0x0000000004F80000-0x0000000004FB6000-memory.dmp
    Filesize

    216KB

  • memory/2756-55-0x0000000007B00000-0x0000000007B96000-memory.dmp
    Filesize

    600KB

  • memory/2756-63-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/2756-59-0x0000000007BC0000-0x0000000007BDA000-memory.dmp
    Filesize

    104KB

  • memory/2756-16-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/2756-17-0x0000000005690000-0x0000000005CB8000-memory.dmp
    Filesize

    6.2MB

  • memory/2756-60-0x0000000007BA0000-0x0000000007BA8000-memory.dmp
    Filesize

    32KB

  • memory/2756-20-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/2756-58-0x0000000007AC0000-0x0000000007AD4000-memory.dmp
    Filesize

    80KB

  • memory/2756-57-0x0000000007AB0000-0x0000000007ABE000-memory.dmp
    Filesize

    56KB

  • memory/2756-56-0x0000000007A80000-0x0000000007A91000-memory.dmp
    Filesize

    68KB

  • memory/2756-25-0x0000000005E00000-0x0000000005E66000-memory.dmp
    Filesize

    408KB

  • memory/2756-54-0x00000000078F0000-0x00000000078FA000-memory.dmp
    Filesize

    40KB

  • memory/2756-52-0x0000000007F00000-0x000000000857A000-memory.dmp
    Filesize

    6.5MB

  • memory/2756-24-0x00000000055A0000-0x00000000055C2000-memory.dmp
    Filesize

    136KB

  • memory/2756-36-0x0000000005F90000-0x00000000062E4000-memory.dmp
    Filesize

    3.3MB

  • memory/2756-37-0x0000000006550000-0x000000000656E000-memory.dmp
    Filesize

    120KB

  • memory/2756-38-0x00000000065A0000-0x00000000065EC000-memory.dmp
    Filesize

    304KB

  • memory/2756-40-0x0000000070E20000-0x0000000070E6C000-memory.dmp
    Filesize

    304KB

  • memory/2756-50-0x0000000006AC0000-0x0000000006ADE000-memory.dmp
    Filesize

    120KB

  • memory/2756-51-0x0000000006AF0000-0x0000000006B93000-memory.dmp
    Filesize

    652KB

  • memory/2756-39-0x0000000006A80000-0x0000000006AB2000-memory.dmp
    Filesize

    200KB

  • memory/2756-53-0x0000000007880000-0x000000000789A000-memory.dmp
    Filesize

    104KB

  • memory/3872-2-0x0000000007760000-0x0000000007D04000-memory.dmp
    Filesize

    5.6MB

  • memory/3872-5-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/3872-9-0x0000000006000000-0x000000000609C000-memory.dmp
    Filesize

    624KB

  • memory/3872-4-0x0000000004740000-0x000000000474A000-memory.dmp
    Filesize

    40KB

  • memory/3872-6-0x0000000007650000-0x000000000766A000-memory.dmp
    Filesize

    104KB

  • memory/3872-21-0x00000000751A0000-0x0000000075950000-memory.dmp
    Filesize

    7.7MB

  • memory/3872-7-0x00000000074C0000-0x00000000074D0000-memory.dmp
    Filesize

    64KB

  • memory/3872-8-0x0000000008520000-0x00000000085A4000-memory.dmp
    Filesize

    528KB

  • memory/3872-0-0x00000000751AE000-0x00000000751AF000-memory.dmp
    Filesize

    4KB

  • memory/3872-3-0x0000000007250000-0x00000000072E2000-memory.dmp
    Filesize

    584KB

  • memory/3872-1-0x00000000003C0000-0x000000000047E000-memory.dmp
    Filesize

    760KB