Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2023 11:47

General

  • Target

    SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe

  • Size

    889KB

  • MD5

    de3913d09998f8a938291741b09cf8be

  • SHA1

    2a3afaa562dac5259e15cc63e42bdd27eafe7678

  • SHA256

    2f52384a73520c74218de3834df470d64ca27e38b6dd5c7757a8533d3dfa0482

  • SHA512

    17866ca796c4abef68718d256294c48e014e2d25f9f1de68ad355d02b9c9e6d90805cb0998c043cf78201421d4cc13d9b09cd817f73d8a85eea33022c81d5847

  • SSDEEP

    24576:5JG9zNyUzyxuUEmcIAhmCON+P9o+DHSB6GDV:5gJ+YZmCPoyHy

Malware Config

Extracted

Family

agenttesla

Credentials

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe"
      2⤵
        PID:672
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2580

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.GenericKD.66123499.16071.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1756-139-0x0000000009B10000-0x0000000009BAC000-memory.dmp

      Filesize

      624KB

    • memory/1756-135-0x0000000007E50000-0x0000000007EE2000-memory.dmp

      Filesize

      584KB

    • memory/1756-136-0x0000000007F00000-0x0000000007F0A000-memory.dmp

      Filesize

      40KB

    • memory/1756-137-0x0000000007F60000-0x0000000007F70000-memory.dmp

      Filesize

      64KB

    • memory/1756-138-0x0000000007F60000-0x0000000007F70000-memory.dmp

      Filesize

      64KB

    • memory/1756-133-0x0000000000EF0000-0x0000000000FD4000-memory.dmp

      Filesize

      912KB

    • memory/1756-134-0x0000000008320000-0x00000000088C4000-memory.dmp

      Filesize

      5.6MB

    • memory/2580-140-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2580-143-0x0000000005190000-0x00000000051A0000-memory.dmp

      Filesize

      64KB

    • memory/2580-144-0x0000000005100000-0x0000000005166000-memory.dmp

      Filesize

      408KB

    • memory/2580-145-0x0000000006C40000-0x0000000006C90000-memory.dmp

      Filesize

      320KB

    • memory/2580-146-0x0000000006E60000-0x0000000007022000-memory.dmp

      Filesize

      1.8MB

    • memory/2580-147-0x0000000005190000-0x00000000051A0000-memory.dmp

      Filesize

      64KB