Analysis

  • max time kernel
    145s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 16:03

General

  • Target

    FW CMA SHZ Freight invoice CHN1080769.exe

  • Size

    683KB

  • MD5

    3288dbaae811a799ea563988c0d78315

  • SHA1

    48802f823b253a45d829b15bd0802db54ce35993

  • SHA256

    e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae

  • SHA512

    fc6b2c90ad9c9f2b906a6247230d2f71a0cbe764b0e3ea2c67d49477fb4f81580dd96a5ba2e3d11e92b15f8421b48e8afd7bd06e6d5ee009b8babfc1acf9cc80

  • SSDEEP

    12288:3I23I9uvcHdMFGNX/m7EA++tat0kanlWimxg8NBcHYPLICoPw896GpQkR:YYyK+wGGs+sY8283c4THew8EG9

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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FW CMA SHZ Freight invoice CHN1080769.exe
    "C:\Users\Admin\AppData\Local\Temp\FW CMA SHZ Freight invoice CHN1080769.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2432
    • 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\FW CMA SHZ Freight invoice CHN1080769.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4280
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HDTjheWPb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1416
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HDTjheWPb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B03.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3676
    • 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:5060
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kxz4jnjj.zoo.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp9B03.tmp

      Filesize

      1KB

      MD5

      61ea8d607b81ce7cb6d1df34fa488a7e

      SHA1

      2c29391d8eece104fe7c745f69e8d3be11859a0a

      SHA256

      f31ef3f2df657c1b4aa9dbbebf0d269f5c4ebf71fce2500db7f2722980c8e089

      SHA512

      e2987ba2d2fbd92eadff7f9373d3390629b372796bf573f5709cb1b86ed8721527c37b59c62d0dc463a9ec5c74914b9e04b1dd349c6cc6bbc5a799d45b9aea30

    • memory/1416-76-0x0000000007B50000-0x00000000081CA000-memory.dmp

      Filesize

      6.5MB

    • memory/1416-75-0x00000000071D0000-0x0000000007273000-memory.dmp

      Filesize

      652KB

    • memory/1416-52-0x0000000006230000-0x000000000627C000-memory.dmp

      Filesize

      304KB

    • memory/1416-22-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/1416-53-0x0000000007190000-0x00000000071C2000-memory.dmp

      Filesize

      200KB

    • memory/1416-54-0x0000000075030000-0x000000007507C000-memory.dmp

      Filesize

      304KB

    • memory/1416-66-0x00000000067C0000-0x00000000067DE000-memory.dmp

      Filesize

      120KB

    • memory/1416-51-0x0000000006210000-0x000000000622E000-memory.dmp

      Filesize

      120KB

    • memory/1416-23-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/1416-28-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/1416-82-0x0000000007730000-0x0000000007741000-memory.dmp

      Filesize

      68KB

    • memory/1416-90-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/1416-84-0x0000000007810000-0x0000000007824000-memory.dmp

      Filesize

      80KB

    • memory/2432-9-0x00000000069D0000-0x0000000006A54000-memory.dmp

      Filesize

      528KB

    • memory/2432-3-0x0000000005020000-0x00000000050B2000-memory.dmp

      Filesize

      584KB

    • memory/2432-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

      Filesize

      4KB

    • memory/2432-11-0x00000000747DE000-0x00000000747DF000-memory.dmp

      Filesize

      4KB

    • memory/2432-10-0x0000000009030000-0x00000000090CC000-memory.dmp

      Filesize

      624KB

    • memory/2432-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

      Filesize

      5.6MB

    • memory/2432-12-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/2432-8-0x00000000052A0000-0x00000000052B0000-memory.dmp

      Filesize

      64KB

    • memory/2432-6-0x0000000006670000-0x0000000006712000-memory.dmp

      Filesize

      648KB

    • memory/2432-1-0x0000000000500000-0x00000000005AE000-memory.dmp

      Filesize

      696KB

    • memory/2432-7-0x00000000054B0000-0x00000000054CA000-memory.dmp

      Filesize

      104KB

    • memory/2432-5-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

      Filesize

      40KB

    • memory/2432-41-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/2432-4-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-16-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-79-0x0000000007BB0000-0x0000000007BBA000-memory.dmp

      Filesize

      40KB

    • memory/4280-89-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-27-0x0000000006010000-0x0000000006076000-memory.dmp

      Filesize

      408KB

    • memory/4280-55-0x0000000075030000-0x000000007507C000-memory.dmp

      Filesize

      304KB

    • memory/4280-26-0x0000000005FA0000-0x0000000006006000-memory.dmp

      Filesize

      408KB

    • memory/4280-25-0x0000000005730000-0x0000000005752000-memory.dmp

      Filesize

      136KB

    • memory/4280-21-0x0000000005880000-0x0000000005EA8000-memory.dmp

      Filesize

      6.2MB

    • memory/4280-77-0x0000000007B40000-0x0000000007B5A000-memory.dmp

      Filesize

      104KB

    • memory/4280-50-0x0000000006200000-0x0000000006554000-memory.dmp

      Filesize

      3.3MB

    • memory/4280-13-0x00000000051C0000-0x00000000051F6000-memory.dmp

      Filesize

      216KB

    • memory/4280-81-0x0000000007DA0000-0x0000000007E36000-memory.dmp

      Filesize

      600KB

    • memory/4280-19-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-83-0x0000000007D70000-0x0000000007D7E000-memory.dmp

      Filesize

      56KB

    • memory/4280-17-0x00000000747D0000-0x0000000074F80000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-85-0x0000000007E70000-0x0000000007E8A000-memory.dmp

      Filesize

      104KB

    • memory/4280-86-0x0000000007E60000-0x0000000007E68000-memory.dmp

      Filesize

      32KB

    • memory/5060-29-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/5060-80-0x0000000006220000-0x0000000006270000-memory.dmp

      Filesize

      320KB