Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 01:24

General

  • Target

    2918185b0d3246ca8f4cc0b1378077e79e811f6a18b82537cc77e87c9f137a22.exe

  • Size

    849KB

  • MD5

    33bd447f35469eefb7fa6b11944e6ea0

  • SHA1

    061cf3ef699b00a04f08121e6b8607a408cf2f1c

  • SHA256

    2918185b0d3246ca8f4cc0b1378077e79e811f6a18b82537cc77e87c9f137a22

  • SHA512

    e1c09c044a81a569e7ff7c65d011c5adbc70a364a35cf413db78d44e7ff8844eedc76e55549b3f5d3ed87cc9fd18a106eaab9920961d08ef9a8e4d47b84ffd02

  • SSDEEP

    24576:53KWtb3BEL7jQxlNH3S63ooiTBD441D0xyed42V1su:/ZBELPCGmiTT1D0xPrV1D

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.

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2918185b0d3246ca8f4cc0b1378077e79e811f6a18b82537cc77e87c9f137a22.exe
    "C:\Users\Admin\AppData\Local\Temp\2918185b0d3246ca8f4cc0b1378077e79e811f6a18b82537cc77e87c9f137a22.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sTlOEa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sTlOEa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA817.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4364
    • 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
      PID:3528

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f5gz0egd.ozn.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpA817.tmp
    Filesize

    1KB

    MD5

    87169015f97064dd2ce54b0c8bcab529

    SHA1

    ba0376e9d2d57f89cfcade67e20039a03c243cfc

    SHA256

    1bbf08f794d8832ae41b683311eb8a16b35fb9770427ce6b1d4b884e720f06d3

    SHA512

    d21d15578a9e6e662202a069beaa49cd95c42773e82891ce334424347c15c737dba8698a1f0f63face5999fd26f4709d905c0a61099a238ad19f79134c55dcd3

  • memory/228-14-0x0000000074A5E000-0x0000000074A5F000-memory.dmp
    Filesize

    4KB

  • memory/228-9-0x00000000085A0000-0x0000000008622000-memory.dmp
    Filesize

    520KB

  • memory/228-4-0x0000000004980000-0x000000000498A000-memory.dmp
    Filesize

    40KB

  • memory/228-5-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/228-6-0x0000000009D60000-0x0000000009D82000-memory.dmp
    Filesize

    136KB

  • memory/228-7-0x0000000006040000-0x000000000604C000-memory.dmp
    Filesize

    48KB

  • memory/228-8-0x0000000007060000-0x0000000007070000-memory.dmp
    Filesize

    64KB

  • memory/228-34-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/228-10-0x0000000006100000-0x000000000619C000-memory.dmp
    Filesize

    624KB

  • memory/228-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp
    Filesize

    4KB

  • memory/228-3-0x0000000007460000-0x00000000074F2000-memory.dmp
    Filesize

    584KB

  • memory/228-16-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/228-1-0x0000000000470000-0x0000000000548000-memory.dmp
    Filesize

    864KB

  • memory/228-2-0x0000000007970000-0x0000000007F14000-memory.dmp
    Filesize

    5.6MB

  • memory/2572-25-0x0000000005FD0000-0x0000000006036000-memory.dmp
    Filesize

    408KB

  • memory/2572-63-0x0000000007E00000-0x0000000007E08000-memory.dmp
    Filesize

    32KB

  • memory/2572-66-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/2572-42-0x0000000006D90000-0x0000000006DC2000-memory.dmp
    Filesize

    200KB

  • memory/2572-24-0x0000000005890000-0x00000000058F6000-memory.dmp
    Filesize

    408KB

  • memory/2572-22-0x00000000057F0000-0x0000000005812000-memory.dmp
    Filesize

    136KB

  • memory/2572-18-0x0000000002EA0000-0x0000000002ED6000-memory.dmp
    Filesize

    216KB

  • memory/2572-17-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/2572-20-0x0000000005930000-0x0000000005F58000-memory.dmp
    Filesize

    6.2MB

  • memory/2572-27-0x00000000061C0000-0x0000000006514000-memory.dmp
    Filesize

    3.3MB

  • memory/2572-53-0x0000000006D70000-0x0000000006D8E000-memory.dmp
    Filesize

    120KB

  • memory/2572-40-0x00000000067F0000-0x000000000683C000-memory.dmp
    Filesize

    304KB

  • memory/2572-62-0x0000000007E20000-0x0000000007E3A000-memory.dmp
    Filesize

    104KB

  • memory/2572-43-0x0000000070E20000-0x0000000070E6C000-memory.dmp
    Filesize

    304KB

  • memory/2572-56-0x0000000007AE0000-0x0000000007AFA000-memory.dmp
    Filesize

    104KB

  • memory/2572-39-0x00000000067C0000-0x00000000067DE000-memory.dmp
    Filesize

    120KB

  • memory/2572-54-0x0000000007790000-0x0000000007833000-memory.dmp
    Filesize

    652KB

  • memory/2572-55-0x0000000008130000-0x00000000087AA000-memory.dmp
    Filesize

    6.5MB

  • memory/2572-19-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/2572-57-0x0000000007B60000-0x0000000007B6A000-memory.dmp
    Filesize

    40KB

  • memory/2572-58-0x0000000007D60000-0x0000000007DF6000-memory.dmp
    Filesize

    600KB

  • memory/2572-59-0x0000000007CE0000-0x0000000007CF1000-memory.dmp
    Filesize

    68KB

  • memory/2572-60-0x0000000007D10000-0x0000000007D1E000-memory.dmp
    Filesize

    56KB

  • memory/2572-61-0x0000000007D20000-0x0000000007D34000-memory.dmp
    Filesize

    80KB

  • memory/3528-67-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/3528-33-0x0000000074A50000-0x0000000075200000-memory.dmp
    Filesize

    7.7MB

  • memory/3528-23-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/3528-41-0x00000000061F0000-0x0000000006240000-memory.dmp
    Filesize

    320KB