Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 05:05

General

  • Target

    Payment Confirmation.exe

  • Size

    810.6MB

  • MD5

    80084f611a6210c1b59f6d7d672bcdde

  • SHA1

    0d1a1a9b27b1ba74e7603c4257eac203c63ea00e

  • SHA256

    c3d48de6a3ba0557c17e337205c597957c26baab2adbb3ae3909e83ef087fe90

  • SHA512

    3d49d606aa1dcc56d3021edf0870d0c39dfa19c658424ada459b58663d82f4decddcea662b6adca8ae67ce3a5282965849b413d64433438374132af05a9bad16

  • SSDEEP

    12288:uXX8vpiZVD7exhoDQRkYLulRnDqXSAzdeatPksfU8gee2GJF0kWN:W8xaGSAkKubqXJrQee9JGkWN

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7000875199:AAGcJDBHFcfVUBvhBO4xZLw34OXk1NWXSe0/

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Confirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Confirmation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1652
    • 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\Payment Confirmation.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hdusbcAb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2804
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hdusbcAb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFF74.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2780
    • C:\Users\Admin\AppData\Local\Temp\Payment Confirmation.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Confirmation.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpFF74.tmp

    Filesize

    1KB

    MD5

    fff98e02a422c1aeb223fbb56ea09205

    SHA1

    006e1b737a1c43708cf4b28063f9b27d2daf2ec1

    SHA256

    a40be8bb9e352b131778cd90e8175c603beba0ab03228d1ae2757c4a9d6aa4d0

    SHA512

    6f37cc6eb3243e97861229e1440d5cfe80b7bfac71d2ae6cb72a961513d07de6180f84a25d853148c9087e0a38a462b8f7e2290d1474fdaed59ae0ebf793f359

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    32ad8e8a55421507b9d481afce3e81a2

    SHA1

    8c5857179d78334d2fe0fd04160ee69505d1cbd4

    SHA256

    56bcba2c50992f75bdb1f476fc2f2d5b69c69ea93960ef10cfcc1a344f49801d

    SHA512

    00e7bc28daeab4945ec26fc437856c2bf850996ee0bdc8553ed1486999517b69201eee084ab7eabb92b0d156f5103233cc9d4af05a9b8928e984b8d273b5c396

  • memory/1652-4-0x00000000006E0000-0x00000000006EE000-memory.dmp

    Filesize

    56KB

  • memory/1652-32-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1652-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1652-5-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1652-6-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1652-7-0x0000000005050000-0x00000000050D4000-memory.dmp

    Filesize

    528KB

  • memory/1652-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1652-1-0x0000000000A60000-0x0000000000B02000-memory.dmp

    Filesize

    648KB

  • memory/1652-3-0x0000000004380000-0x000000000441A000-memory.dmp

    Filesize

    616KB

  • memory/2748-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2748-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB