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Analysis

  • max time kernel
    117s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2025, 01:05

General

  • Target

    fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129.exe

  • Size

    920KB

  • MD5

    567de8c1d9a8518f25e1759e6c3fa0ca

  • SHA1

    0e38ca05d8509247194f2bf19fa52dae10ffbba0

  • SHA256

    fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129

  • SHA512

    76a0e983bdd5a514d4f61901e95772d0c272bf4260b4f938b87d5987ba73c34b62b123d81982f020f3ec5ad3736472be237731f48ebe79ee923f06b52e0ee12f

  • SSDEEP

    24576:zVL5gaDIOPfXBW5FMADx5lfp3/+bnkpWiqmxjNSuYKCtcu:zVL5gaDIQRWsAjb3mnkFxZSu

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1075887334303748266/u8Nrxb0SNd0-_hLZmle74zb3s1_g7nazO4AFHWQ-xeAnmWLI8dX4hffXPdxsWEWxdEMM

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129.exe
    "C:\Users\Admin\AppData\Local\Temp\fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129.exe
      "C:\Users\Admin\AppData\Local\Temp\fca3ee47989e23b3b32dbc0654e6cd4f20a9fea219871f7ca295890d61fae129.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2644-21-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-19-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-25-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-23-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-24-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2644-13-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-10-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-17-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-9-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2644-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2792-1-0x0000000000F60000-0x000000000104C000-memory.dmp

    Filesize

    944KB

  • memory/2792-8-0x00000000006B0000-0x00000000006E2000-memory.dmp

    Filesize

    200KB

  • memory/2792-7-0x00000000074D0000-0x000000000758A000-memory.dmp

    Filesize

    744KB

  • memory/2792-6-0x00000000004E0000-0x00000000004EC000-memory.dmp

    Filesize

    48KB

  • memory/2792-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

    Filesize

    4KB

  • memory/2792-5-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-22-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-4-0x00000000749CE000-0x00000000749CF000-memory.dmp

    Filesize

    4KB

  • memory/2792-2-0x00000000749C0000-0x00000000750AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2792-3-0x00000000004B0000-0x00000000004C6000-memory.dmp

    Filesize

    88KB