Analysis

  • max time kernel
    125s
  • max time network
    50s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 12:52

General

  • Target

    d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe

  • Size

    731KB

  • MD5

    12f10d15b25ffad6e27f76029516058a

  • SHA1

    4d77667087e0560cdf901adce83fd6d34b1b1e55

  • SHA256

    d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a

  • SHA512

    8e25ad75ff060852072753219ce5d6f359651db1dd60f424901374c7cd31cf34bc204e7a9098954dfccbb86e9dedb286b3a0654f9155f6ba8cf48c7d3bf96b18

  • SSDEEP

    12288:aYs5nF8ME6jD/Y8iP1xkn2nJRnBMCz+cbncGUlr+5xjz2hjzN0bP9FBHHo:alPtD/wPzW2diSncFMkhjB81fI

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe
    "C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3612
    • C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe
      "C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe"
      2⤵
        PID:4920
      • C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe
        "C:\Users\Admin\AppData\Local\Temp\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3820

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d134c531dc1702e7fb2efb1b65146a367b76cd97c78e23492f2a45719bc80a2a.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/3612-10-0x0000000007610000-0x00000000076AC000-memory.dmp

      Filesize

      624KB

    • memory/3612-17-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3612-9-0x0000000007820000-0x000000000789E000-memory.dmp

      Filesize

      504KB

    • memory/3612-4-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

      Filesize

      64KB

    • memory/3612-5-0x0000000004D80000-0x0000000004D8A000-memory.dmp

      Filesize

      40KB

    • memory/3612-6-0x0000000004F60000-0x0000000004F78000-memory.dmp

      Filesize

      96KB

    • memory/3612-7-0x0000000004F90000-0x0000000004F98000-memory.dmp

      Filesize

      32KB

    • memory/3612-8-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

      Filesize

      40KB

    • memory/3612-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp

      Filesize

      584KB

    • memory/3612-2-0x0000000005090000-0x0000000005634000-memory.dmp

      Filesize

      5.6MB

    • memory/3612-1-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3612-0-0x0000000000140000-0x00000000001FC000-memory.dmp

      Filesize

      752KB

    • memory/3820-20-0x0000000001730000-0x0000000001740000-memory.dmp

      Filesize

      64KB

    • memory/3820-15-0x0000000001730000-0x0000000001740000-memory.dmp

      Filesize

      64KB

    • memory/3820-14-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3820-16-0x00000000058B0000-0x0000000005916000-memory.dmp

      Filesize

      408KB

    • memory/3820-18-0x0000000006690000-0x00000000066E0000-memory.dmp

      Filesize

      320KB

    • memory/3820-19-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3820-11-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB