Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12-05-2024 01:33

General

  • Target

    fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31.exe

  • Size

    152KB

  • MD5

    c7013dfcdeda020d9e90786e7b0ed0ad

  • SHA1

    dae80a192e1acb80b6199d19b64eb19afc57d169

  • SHA256

    fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31

  • SHA512

    0c66a2490a4bdd5af62ca28ff3c84c22e5953f257d39b1de16ae0d3f0a4a22876b9f2e7f37beb51789849c23f06aa29439d1f756bad176a05a76040f0dd5316e

  • SSDEEP

    3072:ovNRUMcuby5K1ZW09rITytApFUKjbob69D:oFRhV25II5pFVH86

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1263338506:AAEo1afaqZcanZqwKGJF2HA7xr6YOHyXHtU/

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 36 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • 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 41 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31.exe
    "C:\Users\Admin\AppData\Local\Temp\fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Users\Admin\AppData\Local\Temp\fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31.exe
      "C:\Users\Admin\AppData\Local\Temp\fc244bfab8a53ea824ec9de5a0962a62567a484dfabafcc7900068fef3d07d31.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3152
      • C:\Users\Admin\AppData\Local\Temp\Jdoyem.exe
        "C:\Users\Admin\AppData\Local\Temp\Jdoyem.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5104
        • C:\Users\Admin\AppData\Local\Temp\Jdoyem.exe
          "C:\Users\Admin\AppData\Local\Temp\Jdoyem.exe"
          4⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Toyosm.tmpdb

    Filesize

    148KB

    MD5

    90a1d4b55edf36fa8b4cc6974ed7d4c4

    SHA1

    aba1b8d0e05421e7df5982899f626211c3c4b5c1

    SHA256

    7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

    SHA512

    ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

  • \??\c:\users\admin\appdata\roaming\notepad.exe

    Filesize

    2.3MB

    MD5

    62b33e26b387fb0f35fe8f996dcb032a

    SHA1

    d98370e69eb460f8be0974b6b4c2d6ec3ab1900d

    SHA256

    159be8cfc0a0c1dc5a92a897c686bfff569d42a841026fb748d8f9ef746415d1

    SHA512

    c440e9eeec11e7ab277be1c2406de559017de79339a4b6fddbfc9baddbfc56a2856de56f350dd0451136baec408fc8a4efee5fda1207c569c2abd65c8999652c

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

    Filesize

    2.3MB

    MD5

    b5b77f0c912f438cbc5142c42818fa29

    SHA1

    94b5df605f00d34581435e3ca10b47094e31c0ab

    SHA256

    ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce

    SHA512

    87a1fbb1b8187377997b219bf6b286102648ff913ab0d73c78c67bee443702e9824bc14e980a2d38e5ece9a1fccc6e134f5dfa6f2b9bd9604ccb0d140418424f

  • memory/288-12140-0x0000000000080000-0x00000000000C2000-memory.dmp

    Filesize

    264KB

  • memory/1192-61-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-67-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-39-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-37-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-35-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-33-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-31-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-29-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-27-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-25-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-23-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-21-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-19-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-17-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-15-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-13-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-11-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-9-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-5-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-53-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-57-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-4-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-65-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-63-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-55-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-59-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-0-0x000000007482E000-0x000000007482F000-memory.dmp

    Filesize

    4KB

  • memory/1192-1-0x0000000000A90000-0x0000000000AB8000-memory.dmp

    Filesize

    160KB

  • memory/1192-2-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1192-47-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-45-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-43-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-41-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-4885-0x00000000020D0000-0x000000000211C000-memory.dmp

    Filesize

    304KB

  • memory/1192-4884-0x00000000062F0000-0x0000000006418000-memory.dmp

    Filesize

    1.2MB

  • memory/1192-4886-0x0000000005B70000-0x0000000005BC4000-memory.dmp

    Filesize

    336KB

  • memory/1192-51-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-49-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-4901-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1192-3-0x0000000006680000-0x000000000696C000-memory.dmp

    Filesize

    2.9MB

  • memory/1192-7-0x0000000006680000-0x0000000006966000-memory.dmp

    Filesize

    2.9MB

  • memory/3152-7195-0x00000000021B0000-0x000000000224E000-memory.dmp

    Filesize

    632KB

  • memory/3152-7197-0x0000000002250000-0x00000000022C0000-memory.dmp

    Filesize

    448KB

  • memory/3152-7198-0x00000000022D0000-0x00000000022DA000-memory.dmp

    Filesize

    40KB

  • memory/3152-7199-0x0000000006050000-0x00000000060CA000-memory.dmp

    Filesize

    488KB

  • memory/3152-7196-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/3152-7194-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/3152-4902-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/3152-7235-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/3152-4903-0x0000000002050000-0x0000000002166000-memory.dmp

    Filesize

    1.1MB

  • memory/5104-7237-0x0000000004DC0000-0x0000000004FF0000-memory.dmp

    Filesize

    2.2MB

  • memory/5104-7236-0x00000000001E0000-0x0000000000432000-memory.dmp

    Filesize

    2.3MB

  • memory/5104-12118-0x00000000048F0000-0x000000000495C000-memory.dmp

    Filesize

    432KB