Analysis

  • max time kernel
    143s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 01:09

General

  • Target

    0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe

  • Size

    152KB

  • MD5

    0683f3d988b62bf30b159a523c459f0b

  • SHA1

    93aed0b8d760c8eaa92fb8b2316254b38c9619bf

  • SHA256

    0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09

  • SHA512

    9645e7f840a76a0465f22009d82e2ab87ffd1a32035deec66452838c2fccfb6a00c671e0534587b96c989546bec3cc1029e48ecda2a6328fb8483d576406c61a

  • SSDEEP

    3072:ovNRUMcuby5K1ZW09rITytApFUKjbob69/:oFRhV25II5pFVH8w

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
  • 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 48 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe
    "C:\Users\Admin\AppData\Local\Temp\0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe
      "C:\Users\Admin\AppData\Local\Temp\0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3868
      • C:\Users\Admin\AppData\Local\Temp\Nbghrg.exe
        "C:\Users\Admin\AppData\Local\Temp\Nbghrg.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5128
        • C:\Users\Admin\AppData\Local\Temp\Nbghrg.exe
          "C:\Users\Admin\AppData\Local\Temp\Nbghrg.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:1684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09.exe.log

    Filesize

    1KB

    MD5

    f3eb81974dc5933681e933f07209ff5f

    SHA1

    7af8cae0f1d03e82daaf784df9886705685baac7

    SHA256

    e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2

    SHA512

    d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Nbghrg.exe.log

    Filesize

    805B

    MD5

    58a9108e39c2ea50e65c23be3a9407cf

    SHA1

    fb21f7b9330aa1a77080a3243b81b49035102d7b

    SHA256

    6049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b

    SHA512

    93804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf

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

    Filesize

    160KB

    MD5

    f310cf1ff562ae14449e0167a3e1fe46

    SHA1

    85c58afa9049467031c6c2b17f5c12ca73bb2788

    SHA256

    e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

    SHA512

    1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

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

    Filesize

    124KB

    MD5

    9618e15b04a4ddb39ed6c496575f6f95

    SHA1

    1c28f8750e5555776b3c80b187c5d15a443a7412

    SHA256

    a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab

    SHA512

    f802582aa7510f6b950e3343b0560ffa9037c6d22373a6a33513637ab0f8e60ed23294a13ad8890935b02c64830b5232ba9f60d0c0fe90df02b5da30ecd7fa26

  • C:\Users\Admin\AppData\Local\Temp\Nbghrg.exe

    Filesize

    2.3MB

    MD5

    b5b77f0c912f438cbc5142c42818fa29

    SHA1

    94b5df605f00d34581435e3ca10b47094e31c0ab

    SHA256

    ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce

    SHA512

    87a1fbb1b8187377997b219bf6b286102648ff913ab0d73c78c67bee443702e9824bc14e980a2d38e5ece9a1fccc6e134f5dfa6f2b9bd9604ccb0d140418424f

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

    Filesize

    152KB

    MD5

    0683f3d988b62bf30b159a523c459f0b

    SHA1

    93aed0b8d760c8eaa92fb8b2316254b38c9619bf

    SHA256

    0b7c33fe389af74c03a86ac689246634f1d6c9c5d4d08fb96b0e62e430cf6c09

    SHA512

    9645e7f840a76a0465f22009d82e2ab87ffd1a32035deec66452838c2fccfb6a00c671e0534587b96c989546bec3cc1029e48ecda2a6328fb8483d576406c61a

  • memory/1644-57-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-13-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-15-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-39-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-33-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-53-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-59-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-69-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-67-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-65-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-63-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-61-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

    Filesize

    4KB

  • memory/1644-4886-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1644-51-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-49-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-47-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-45-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-43-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-41-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-31-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-30-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-37-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-35-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-27-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-23-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-21-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-18-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-25-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-19-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-4888-0x0000000005530000-0x000000000557C000-memory.dmp

    Filesize

    304KB

  • memory/1644-6-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-1-0x0000000000130000-0x0000000000158000-memory.dmp

    Filesize

    160KB

  • memory/1644-55-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-11-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-4887-0x00000000058A0000-0x00000000059C8000-memory.dmp

    Filesize

    1.2MB

  • memory/1644-4889-0x0000000005BB0000-0x0000000005C04000-memory.dmp

    Filesize

    336KB

  • memory/1644-7-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-2-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1644-3-0x0000000006DD0000-0x00000000070BC000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-4-0x00000000076B0000-0x0000000007C54000-memory.dmp

    Filesize

    5.6MB

  • memory/1644-10-0x0000000006DD0000-0x00000000070B6000-memory.dmp

    Filesize

    2.9MB

  • memory/1644-5091-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/1644-5-0x0000000007200000-0x0000000007292000-memory.dmp

    Filesize

    584KB

  • memory/1684-12148-0x0000000006A00000-0x0000000006A0A000-memory.dmp

    Filesize

    40KB

  • memory/1684-12147-0x00000000067E0000-0x000000000687C000-memory.dmp

    Filesize

    624KB

  • memory/1684-12146-0x00000000066F0000-0x0000000006740000-memory.dmp

    Filesize

    320KB

  • memory/1684-12145-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3868-4894-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/3868-4966-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3868-7246-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3868-4895-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3868-7192-0x0000000005FE0000-0x0000000006046000-memory.dmp

    Filesize

    408KB

  • memory/3868-7191-0x0000000003030000-0x000000000303A000-memory.dmp

    Filesize

    40KB

  • memory/3868-7189-0x00000000055B0000-0x000000000564E000-memory.dmp

    Filesize

    632KB

  • memory/3868-7252-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/3868-7193-0x0000000007020000-0x000000000709A000-memory.dmp

    Filesize

    488KB

  • memory/3868-7190-0x0000000005D90000-0x0000000005E00000-memory.dmp

    Filesize

    448KB

  • memory/3868-4896-0x00000000054A0000-0x00000000055B6000-memory.dmp

    Filesize

    1.1MB

  • memory/5128-12137-0x0000000005540000-0x00000000055AC000-memory.dmp

    Filesize

    432KB

  • memory/5128-12136-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/5128-12144-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/5128-12135-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/5128-7254-0x0000000005070000-0x00000000052A0000-memory.dmp

    Filesize

    2.2MB

  • memory/5128-7253-0x00000000749B0000-0x0000000075160000-memory.dmp

    Filesize

    7.7MB

  • memory/5128-7251-0x0000000000460000-0x00000000006B2000-memory.dmp

    Filesize

    2.3MB