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Analysis

  • max time kernel
    79s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    19/05/2023, 02:03

General

  • Target

    0q7qlsLVl1SQrvh.exe

  • Size

    873KB

  • MD5

    61ca94837222b35a82863294601c3769

  • SHA1

    5a180a46e32bd2b932ba5e490d5c58b4190111d1

  • SHA256

    271d3e8dfec86cdeb02be2c1d29e4717dae69d8edfb088bdf67b3da85fbacf30

  • SHA512

    62d0fe18660e68b1e506e7bf3dcf412b6306d57cbd164f1b8211ff5d526738105bed297f7012379abb1183dc7c3bedcd7f6fa2864daeebf0a4f7bc6103198db7

  • SSDEEP

    24576:b1Bs0qZ491FSKmpt2Mk4OEXO6RTfn/uFfC:bDs0qZwoKm9kYHTfnWF6

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6190932047:AAFAXC_q-J_1tPTmmiqndMdlZipgoGT2Ypo/

Signatures

  • AgentTesla

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

  • 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
  • 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe
    "C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe
      "C:\Users\Admin\AppData\Local\Temp\0q7qlsLVl1SQrvh.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:584

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/584-67-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/584-88-0x0000000004F40000-0x0000000004F80000-memory.dmp

    Filesize

    256KB

  • memory/584-70-0x0000000004F40000-0x0000000004F80000-memory.dmp

    Filesize

    256KB

  • memory/584-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-65-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-60-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-63-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-62-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/584-61-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1780-55-0x0000000001F30000-0x0000000001F70000-memory.dmp

    Filesize

    256KB

  • memory/1780-59-0x0000000001EF0000-0x0000000001F22000-memory.dmp

    Filesize

    200KB

  • memory/1780-54-0x0000000000A10000-0x0000000000AF0000-memory.dmp

    Filesize

    896KB

  • memory/1780-58-0x0000000004510000-0x000000000457A000-memory.dmp

    Filesize

    424KB

  • memory/1780-57-0x0000000000480000-0x000000000048A000-memory.dmp

    Filesize

    40KB

  • memory/1780-56-0x00000000003F0000-0x00000000003FE000-memory.dmp

    Filesize

    56KB