Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 01:30

General

  • Target

    80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe

  • Size

    1.6MB

  • MD5

    f711e5126f671f7a3b4e124bd553bcdb

  • SHA1

    8ab7bcc77eee7973845299edc8209e7a94c3cc4b

  • SHA256

    80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616

  • SHA512

    af8c950452169d34a5d56761b20f1968cf99577211668d9f9aa8511d5076fa330b0653a58fcde7ececd8ad5695acffa0460f13affc48831222646c5e4e4fcd6e

  • SSDEEP

    24576:keq3CCnM8MvCqPS9mL04ya8zoKUjXpjXssz3POkTqiB/:zCnTMK2+mcroKUjXNXNZ

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\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe
    "C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2460
    • 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\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GFoZjxH.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GFoZjxH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE9.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2820
    • C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe
      "C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAE9.tmp

    Filesize

    1KB

    MD5

    21d81737fe69a64fee09de9a5e7c851c

    SHA1

    b4396d4b650cdb791fceb688dfe550b4ae7af43c

    SHA256

    b779e43ebe2d0c84df3d765b38dd99144781521b44a802f370ba422d6642623e

    SHA512

    5e7cc0da56b7491cf80f8d8db7573aae232830315977ac1a9fe219d1d0db4dc65ced2affe453bc4e24819a27b6ea5ee07e1762b08e79e0b3faddf5b83c9507ee

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0MU36VHTPV1C9P8GW242.temp

    Filesize

    7KB

    MD5

    cc13d6e396ed91af0e1ae6dd7fa2399e

    SHA1

    fdadbdf35767ea0811c328d2e81f5b9795fe00c5

    SHA256

    cf995240ba1786cd93f12666236e6391f410ec341a9a0bad6aca7289e6213a1e

    SHA512

    fca33a587f0bece7b461e4acc2c3372851f5881c7caefd557609e4ff2ffa556ab822e5e744397d6c53adb65771e33ef4686cf7491557248e280a576c647fec97

  • memory/2460-30-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2460-1-0x00000000013A0000-0x0000000001474000-memory.dmp

    Filesize

    848KB

  • memory/2460-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2460-3-0x0000000000250000-0x000000000025E000-memory.dmp

    Filesize

    56KB

  • memory/2460-4-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2460-5-0x00000000051B0000-0x0000000005234000-memory.dmp

    Filesize

    528KB

  • memory/2460-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

    Filesize

    4KB

  • memory/2568-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2568-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2568-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB