Analysis

  • max time kernel
    163s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2022 13:57

General

  • Target

    4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe

  • Size

    715KB

  • MD5

    78584c3f3cc4c8003211291137168fe5

  • SHA1

    33c5fc8ae41234a180469610949e2478cc599367

  • SHA256

    4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f

  • SHA512

    1be1b15c20945594c506ab4962cf8cd442a9defae6ece126af180e620c5c9755c63b306497e601e30c0df85a09887988c776bbcf9963abcf4255fce63036232a

  • SSDEEP

    12288:qf/U/5s5BwQlHJ6Wj+yFPPjjsI9SMVzGrFYGV1YjncjZnbCkIF:f/5DQZJzBPjjHVzgO0YwjZnbCkI

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://41.216.183.100
  • Port:
    21
  • Username:
    ftplogs11
  • Password:
    Price123

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe
    "C:\Users\Admin\AppData\Local\Temp\4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Users\Admin\AppData\Local\Temp\4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe
      "C:\Users\Admin\AppData\Local\Temp\4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2116

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4f82e0eba4655665a94f1a8c171e24d3852a33b121a5792348f143fa117ebc6f.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2088-132-0x0000000000F20000-0x0000000000FDA000-memory.dmp

    Filesize

    744KB

  • memory/2088-133-0x0000000005ED0000-0x0000000006474000-memory.dmp

    Filesize

    5.6MB

  • memory/2088-134-0x00000000059C0000-0x0000000005A52000-memory.dmp

    Filesize

    584KB

  • memory/2088-135-0x0000000005980000-0x000000000598A000-memory.dmp

    Filesize

    40KB

  • memory/2088-136-0x0000000007D20000-0x0000000007DBC000-memory.dmp

    Filesize

    624KB

  • memory/2116-137-0x0000000000000000-mapping.dmp

  • memory/2116-138-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2116-140-0x0000000005A70000-0x0000000005AD6000-memory.dmp

    Filesize

    408KB

  • memory/2116-141-0x00000000066D0000-0x0000000006720000-memory.dmp

    Filesize

    320KB