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Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 01:48

General

  • Target

    EPDA ALL PORT - UPDATE.exe

  • Size

    725KB

  • MD5

    abf936d82bdad5fb4630db128f1157ef

  • SHA1

    80e17b6d469b3e5c540ef9f1be363b8d7ccaecf7

  • SHA256

    010c6f74aa7941262a2a7f930ed8c89ea50ce13f694d8ab56005bb5aa40b0298

  • SHA512

    56fd86c95f238981d1b9769baf0607017b1640400751ec1157de3da18264a01f2a90f4c1fb3234de78ab0a210c6359b5903ac2ae07eb709c7baa8f642c05811d

  • SSDEEP

    12288:1dsJTENl3lGk5ZhdeHeW9bbz17vfRTsjvzu4m6iqxLfE8i8XUkR:gxENlQk5ZkFB7fRyBpiULfE4D

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\EPDA ALL PORT - UPDATE.exe
    "C:\Users\Admin\AppData\Local\Temp\EPDA ALL PORT - UPDATE.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4736
    • 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\EPDA ALL PORT - UPDATE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LHFmGP.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3236
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LHFmGP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2376
    • 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:5008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    d868d21f1f6d78cd59faff4f924b059d

    SHA1

    6a86e2c7c691722796567199e4a6b9182e84f226

    SHA256

    afeec28a3ac20baf56b883e6263a4a1b588eae4a3a32d7ae6ee17664e1450919

    SHA512

    736c38535891e03e38e1ad844d6e6573ceee14c428e12cdcbdc474d6304c7357efaf7388e36502ab1dee2a96c09eafa86eaaf7a66507c6c7cda3439ba07b88dc

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ol4535kc.fcz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp51C.tmp

    Filesize

    1KB

    MD5

    df05fa684e2e941b38b5d6f412adeffe

    SHA1

    809a88faa98bcd1e6945dae53f057008a94d16f9

    SHA256

    ef770a84cb6463ae88dadb977f74b698d5278301566b4a28a063b95d63aa4e78

    SHA512

    a7ca0f65984e3e5851aa39da02a33d24389c84c9ede290c547aba23445c147088ecf89557a523f013753ffdeb2321b50540ce684739930deb7eade820d9974d2

  • memory/3236-57-0x0000000071190000-0x00000000711DC000-memory.dmp

    Filesize

    304KB

  • memory/3236-55-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

    Filesize

    64KB

  • memory/3236-87-0x0000000007A60000-0x0000000007A6E000-memory.dmp

    Filesize

    56KB

  • memory/3236-83-0x00000000078A0000-0x00000000078AA000-memory.dmp

    Filesize

    40KB

  • memory/3236-82-0x0000000007830000-0x000000000784A000-memory.dmp

    Filesize

    104KB

  • memory/3236-80-0x0000000007560000-0x0000000007603000-memory.dmp

    Filesize

    652KB

  • memory/3236-90-0x0000000007B50000-0x0000000007B58000-memory.dmp

    Filesize

    32KB

  • memory/3236-69-0x0000000006A90000-0x0000000006AAE000-memory.dmp

    Filesize

    120KB

  • memory/3236-58-0x000000007F760000-0x000000007F770000-memory.dmp

    Filesize

    64KB

  • memory/3236-89-0x0000000007B70000-0x0000000007B8A000-memory.dmp

    Filesize

    104KB

  • memory/3236-54-0x0000000006560000-0x00000000065AC000-memory.dmp

    Filesize

    304KB

  • memory/3236-53-0x0000000006520000-0x000000000653E000-memory.dmp

    Filesize

    120KB

  • memory/3236-20-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/3236-23-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

    Filesize

    64KB

  • memory/3236-24-0x0000000005D80000-0x0000000005DA2000-memory.dmp

    Filesize

    136KB

  • memory/3236-47-0x0000000006010000-0x0000000006364000-memory.dmp

    Filesize

    3.3MB

  • memory/3236-21-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

    Filesize

    64KB

  • memory/3236-98-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/3712-18-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/3712-88-0x0000000007E10000-0x0000000007E24000-memory.dmp

    Filesize

    80KB

  • memory/3712-27-0x00000000061C0000-0x0000000006226000-memory.dmp

    Filesize

    408KB

  • memory/3712-26-0x0000000005340000-0x0000000005350000-memory.dmp

    Filesize

    64KB

  • memory/3712-25-0x0000000005340000-0x0000000005350000-memory.dmp

    Filesize

    64KB

  • memory/3712-94-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/3712-28-0x0000000006230000-0x0000000006296000-memory.dmp

    Filesize

    408KB

  • memory/3712-86-0x0000000007DD0000-0x0000000007DE1000-memory.dmp

    Filesize

    68KB

  • memory/3712-85-0x0000000007E50000-0x0000000007EE6000-memory.dmp

    Filesize

    600KB

  • memory/3712-19-0x0000000005980000-0x0000000005FA8000-memory.dmp

    Filesize

    6.2MB

  • memory/3712-81-0x0000000008230000-0x00000000088AA000-memory.dmp

    Filesize

    6.5MB

  • memory/3712-17-0x00000000052D0000-0x0000000005306000-memory.dmp

    Filesize

    216KB

  • memory/3712-56-0x00000000078C0000-0x00000000078F2000-memory.dmp

    Filesize

    200KB

  • memory/3712-68-0x000000007F230000-0x000000007F240000-memory.dmp

    Filesize

    64KB

  • memory/3712-70-0x0000000071190000-0x00000000711DC000-memory.dmp

    Filesize

    304KB

  • memory/4736-51-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-1-0x0000000000CD0000-0x0000000000D84000-memory.dmp

    Filesize

    720KB

  • memory/4736-10-0x0000000006660000-0x00000000066E4000-memory.dmp

    Filesize

    528KB

  • memory/4736-6-0x0000000005A00000-0x0000000005A9C000-memory.dmp

    Filesize

    624KB

  • memory/4736-0-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-8-0x00000000059D0000-0x00000000059DC000-memory.dmp

    Filesize

    48KB

  • memory/4736-7-0x0000000005920000-0x000000000593C000-memory.dmp

    Filesize

    112KB

  • memory/4736-3-0x0000000005760000-0x00000000057F2000-memory.dmp

    Filesize

    584KB

  • memory/4736-16-0x0000000005950000-0x0000000005960000-memory.dmp

    Filesize

    64KB

  • memory/4736-11-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-9-0x00000000059E0000-0x00000000059EE000-memory.dmp

    Filesize

    56KB

  • memory/4736-5-0x0000000005740000-0x000000000574A000-memory.dmp

    Filesize

    40KB

  • memory/4736-4-0x0000000005950000-0x0000000005960000-memory.dmp

    Filesize

    64KB

  • memory/4736-2-0x0000000005D10000-0x00000000062B4000-memory.dmp

    Filesize

    5.6MB

  • memory/5008-50-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB

  • memory/5008-48-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/5008-91-0x0000000005F00000-0x0000000005F50000-memory.dmp

    Filesize

    320KB

  • memory/5008-52-0x0000000004F20000-0x0000000004F30000-memory.dmp

    Filesize

    64KB

  • memory/5008-99-0x00000000749E0000-0x0000000075190000-memory.dmp

    Filesize

    7.7MB