Overview

overview

10

Static

static

1

Musterino_...re.exe

windows7-x64

10

Musterino_...re.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 05:03

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General

  • Target

    Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

  • Size

    753KB

  • MD5

    7766ffc22475dbdb07730fdd97e9c0c5

  • SHA1

    f744e3b286f1daf7c8cf3df7cf3171d2e7c4675c

  • SHA256

    f69515024de365946c3a58ce3315898196dcca5a2d5a9ba3f5b257818df4055a

  • SHA512

    db2037bc633bca7b9e0f8e75fa18868fc7eef2e4dd1da6fbace26f5ece3bf3c87bd0350a86640d5b7ed54bd937c98b514c25492045d409ea8c7fca34b0ddc1dc

  • SSDEEP

    12288:VrOp+Ri3AgFdEswhJL6+pt8dQ9Hn/9J2bnDiFe1VQddXkAFEDQheJiySyOtt3MKD:7Q3AgEXhJL60t8Qb2DWY12dNhui13/BR

Score
10/10
agenttesladiscoveryexecutionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Agenttesla family
    agenttesla
  • 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.

    execution
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

    spywarestealer
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • 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.

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
    "C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2688
    • 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\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\imOLmwQ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2632
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\imOLmwQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9398.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2728
    • C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
      "C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9398.tmp
    Filesize

    1KB

    MD5

    218b66afdb78247a81de91a630be258f

    SHA1

    626165d6426cc62472caa221b5ac397daf3e683f

    SHA256

    0bf67daecd555ab3e6b119289a752c072b4fa7b9892e7478bb35209cb7c117ef

    SHA512

    55d3b0267ffd66b3132674f1e7dcecc30362ef9a5e8dcff501ad67cbb956cde658e8513c74e061d47487616f464032738f4ea5bd59d340b6ed749cf27d07ac39

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SRYHTWCL0RVBJI35FG0R.temp
    Filesize

    7KB

    MD5

    e4d0c71fb01b7da5a8d9b0d515a47285

    SHA1

    228ccca06e13f21549f39302292b633ce3a8962d

    SHA256

    828f77ca5f954bb376c557d6773691909392c0953e38b982904da9788c0bdb0a

    SHA512

    9b98869cf899bd67410b0ac835f9f48da05feb32ba43ab082d5a75677afb35863c2f992e2dd51ad15481bcd87279eb71a1a575852644d57d9091e9eaddab8259

    Download Submit

  • memory/1792-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1792-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1792-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

    Download

  • memory/2688-6-0x0000000005310000-0x0000000005398000-memory.dmp

    Filesize

    544KB

    Download

  • memory/2688-32-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2688-0-0x000000007435E000-0x000000007435F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2688-1-0x0000000000DF0000-0x0000000000EAE000-memory.dmp

    Filesize

    760KB

    Download

  • memory/2688-2-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2688-3-0x000000007435E000-0x000000007435F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2688-5-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2688-4-0x0000000000270000-0x0000000000282000-memory.dmp

    Filesize

    72KB

    Download