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Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2024, 14:15

General

  • Target

    INV01542INV01562-7500003124JTR-0084.exe

  • Size

    820KB

  • MD5

    0b87c44a55bc24c1a96e1797c939bb10

  • SHA1

    af91b2b662f7a1827fba6bf5158178dd8cebcbd7

  • SHA256

    bb1cbd0fd591bed430c586933cced40166d459cfd324c738e5d3d6cd8e154a36

  • SHA512

    e5938abe43807c803726c20a21c4c970e03f3caca72b370288b428aaa8a553b3f219039386819eb9df662ed4b02a8a11a12ef2e3e6d5cba1a5e413d14fc8948f

  • SSDEEP

    12288:EoMKhM39TXsTAiM6kVRl+64Oh0dRnlRq1SXx0JmHT2p45kM61iBoVm:tMacicY5dReoXx00HqskM6cBt

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 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 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV01542INV01562-7500003124JTR-0084.exe
    "C:\Users\Admin\AppData\Local\Temp\INV01542INV01562-7500003124JTR-0084.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3808
    • 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\INV01542INV01562-7500003124JTR-0084.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3104
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GuUyZzkObs.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GuUyZzkObs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3285.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4616
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4900

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

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

    Filesize

    18KB

    MD5

    219cf8b8edfe9000f222aa1c9a8e2251

    SHA1

    45d0ac2cfbfc3660e6ad6fba6abeebe8a4eb310a

    SHA256

    a37e29136bb7132bd812cc47547ff79e7f6ce8fc058edaeafd0cc79edc2a27d0

    SHA512

    adf1c36ded2dd8767f9cc9ce8927dd1e16b5a96d49a3024f461c4f485551a3736d5e40ea9d0f486f11fcd696b92a69de759dcb0c5cd83ab3e549d8c2aad874df

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_peozkbn4.enh.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp3285.tmp

    Filesize

    1KB

    MD5

    5109d8ec9ca6898c9d6772959fb136d9

    SHA1

    6098e7ec23701b9142e596ff03cf277688fe6ee0

    SHA256

    64c3e7963250d4798717de21370f9b92d0bd8d53caeac825fc25519c2f081c13

    SHA512

    9cc44e6aa7746fa7d30b89fcca1e3da8cf8ad569385e281a47a7616f227bc0c9f356bd99eae341e8b65de77ddf6314d694f1d33435e3c3eae271f1f28bf622aa

  • memory/368-72-0x00000000080B0000-0x000000000872A000-memory.dmp

    Filesize

    6.5MB

  • memory/368-73-0x0000000007A70000-0x0000000007A8A000-memory.dmp

    Filesize

    104KB

  • memory/368-79-0x0000000007DB0000-0x0000000007DCA000-memory.dmp

    Filesize

    104KB

  • memory/368-64-0x0000000007950000-0x00000000079F3000-memory.dmp

    Filesize

    652KB

  • memory/368-49-0x0000000006D00000-0x0000000006D32000-memory.dmp

    Filesize

    200KB

  • memory/368-60-0x0000000006D40000-0x0000000006D5E000-memory.dmp

    Filesize

    120KB

  • memory/368-50-0x0000000070D30000-0x0000000070D7C000-memory.dmp

    Filesize

    304KB

  • memory/368-87-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/368-21-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/368-19-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3104-15-0x0000000002FD0000-0x0000000003006000-memory.dmp

    Filesize

    216KB

  • memory/3104-61-0x0000000070D30000-0x0000000070D7C000-memory.dmp

    Filesize

    304KB

  • memory/3104-17-0x0000000005AA0000-0x00000000060C8000-memory.dmp

    Filesize

    6.2MB

  • memory/3104-16-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3104-22-0x0000000005A10000-0x0000000005A32000-memory.dmp

    Filesize

    136KB

  • memory/3104-24-0x00000000062A0000-0x0000000006306000-memory.dmp

    Filesize

    408KB

  • memory/3104-88-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3104-80-0x0000000007F10000-0x0000000007F18000-memory.dmp

    Filesize

    32KB

  • memory/3104-23-0x0000000006140000-0x00000000061A6000-memory.dmp

    Filesize

    408KB

  • memory/3104-78-0x0000000007E30000-0x0000000007E44000-memory.dmp

    Filesize

    80KB

  • memory/3104-45-0x0000000006310000-0x0000000006664000-memory.dmp

    Filesize

    3.3MB

  • memory/3104-47-0x00000000068E0000-0x00000000068FE000-memory.dmp

    Filesize

    120KB

  • memory/3104-48-0x0000000006970000-0x00000000069BC000-memory.dmp

    Filesize

    304KB

  • memory/3104-77-0x0000000007E20000-0x0000000007E2E000-memory.dmp

    Filesize

    56KB

  • memory/3104-76-0x0000000007DF0000-0x0000000007E01000-memory.dmp

    Filesize

    68KB

  • memory/3104-18-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3104-75-0x0000000007E70000-0x0000000007F06000-memory.dmp

    Filesize

    600KB

  • memory/3104-74-0x0000000007C60000-0x0000000007C6A000-memory.dmp

    Filesize

    40KB

  • memory/3808-46-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3808-3-0x00000000053A0000-0x0000000005432000-memory.dmp

    Filesize

    584KB

  • memory/3808-7-0x000000007466E000-0x000000007466F000-memory.dmp

    Filesize

    4KB

  • memory/3808-8-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3808-9-0x0000000004D80000-0x0000000004E06000-memory.dmp

    Filesize

    536KB

  • memory/3808-10-0x000000000C6D0000-0x000000000C76C000-memory.dmp

    Filesize

    624KB

  • memory/3808-0-0x000000007466E000-0x000000007466F000-memory.dmp

    Filesize

    4KB

  • memory/3808-1-0x00000000009A0000-0x0000000000A72000-memory.dmp

    Filesize

    840KB

  • memory/3808-5-0x0000000005310000-0x000000000531A000-memory.dmp

    Filesize

    40KB

  • memory/3808-4-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/3808-6-0x0000000006970000-0x0000000006996000-memory.dmp

    Filesize

    152KB

  • memory/3808-2-0x0000000005950000-0x0000000005EF4000-memory.dmp

    Filesize

    5.6MB

  • memory/4900-81-0x0000000005FE0000-0x0000000006030000-memory.dmp

    Filesize

    320KB

  • memory/4900-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB