Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2024 03:41

General

  • Target

    MoJmC.exe

  • Size

    3.0MB

  • MD5

    1013374ebb99df88b338ff474886c7aa

  • SHA1

    01a6e8906c56a2b4bd7819d36e27c1f6bcc02438

  • SHA256

    359323ed51405ce11b33376541453b3d6b55557fe9270ba015772224b59c6af9

  • SHA512

    7926151f552cd73aa4ac8122afd25be53b4f17d97a489df941fc6b140d7a0ec22bcb450d9912a26781ff3005695ac03dac500ef735495798caa379416504669a

  • SSDEEP

    49152:xbHAYmW2bWh9TGcmxVIXzEoE8KOg1mMbRnyIqe:x8GTe

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5623048028:AAG99YvLznC7p93amrVLQ5RB-YTz23XsDLs/

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.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MoJmC.exe
    "C:\Users\Admin\AppData\Local\Temp\MoJmC.exe"
    1⤵
    • Loads dropped DLL
    • 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\cmd.exe
      "cmd" /C schtasks /create /tn \QkZoH /tr "C:\Users\Admin\AppData\Local\Temp\MoJmC.exe" /st 00:00 /du 9999:59 /sc once /ri 60 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn \QkZoH /tr "C:\Users\Admin\AppData\Local\Temp\MoJmC.exe" /st 00:00 /du 9999:59 /sc once /ri 60 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2872
    • C:\Users\Admin\AppData\Local\Temp\MoJmC.exe
      "C:\Users\Admin\AppData\Local\Temp\MoJmC.exe"
      2⤵
      • Executes dropped EXE
      PID:2052
    • C:\Users\Admin\AppData\Local\Temp\MoJmC.exe
      "C:\Users\Admin\AppData\Local\Temp\MoJmC.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\MoJmC.exe

    Filesize

    3.0MB

    MD5

    1013374ebb99df88b338ff474886c7aa

    SHA1

    01a6e8906c56a2b4bd7819d36e27c1f6bcc02438

    SHA256

    359323ed51405ce11b33376541453b3d6b55557fe9270ba015772224b59c6af9

    SHA512

    7926151f552cd73aa4ac8122afd25be53b4f17d97a489df941fc6b140d7a0ec22bcb450d9912a26781ff3005695ac03dac500ef735495798caa379416504669a

  • memory/1808-57-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-56-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-55-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-39-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-40-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-41-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-42-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-43-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1808-48-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-50-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1808-52-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-45-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2688-30-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-53-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-11-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-9-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-7-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-4-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-15-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-5-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-17-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-23-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-51-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-13-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-25-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-27-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

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

    Filesize

    4KB

  • memory/2688-31-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-33-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-35-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-19-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-21-0x00000000004C0000-0x00000000004E1000-memory.dmp

    Filesize

    132KB

  • memory/2688-54-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-3-0x00000000004C0000-0x00000000004E6000-memory.dmp

    Filesize

    152KB

  • memory/2688-2-0x000000007435E000-0x000000007435F000-memory.dmp

    Filesize

    4KB

  • memory/2688-1-0x0000000000D80000-0x0000000001092000-memory.dmp

    Filesize

    3.1MB