Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    31-03-2023 04:50

General

  • Target

    957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe

  • Size

    706KB

  • MD5

    73ab9541dc29cedb5e963ab383902f05

  • SHA1

    cf1b13c64053a9a1768357a1877b656f77a0c34b

  • SHA256

    957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3

  • SHA512

    2d03e01391702550266a77c62f5f548a3b405d7df3264b58fa9bf74b7d624b380408512046478ef2fdca23830b55414535386001e2db2a010b3deabc65367fd3

  • SSDEEP

    12288:/xblHGYCP+lIQoug1ra+ooljTFHpIhkX8NQJsvGjuhCsSNM9NimOMt+:/xblHGYek6j5HpIh1Q4Xh7SW9NimX

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    victorlog@saonline.xyz
  • Password:
    7213575aceACE@#$
  • Email To:
    victor@saonline.xyz

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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 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\957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe
    "C:\Users\Admin\AppData\Local\Temp\957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Users\Admin\AppData\Local\Temp\957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe
      "C:\Users\Admin\AppData\Local\Temp\957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3724

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\957bb2e849b57f5e806b98fcd41d48cb0dd20dda233570223031e38b380029e3.exe.log
    Filesize

    1KB

    MD5

    0c2899d7c6746f42d5bbe088c777f94c

    SHA1

    622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

    SHA256

    5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

    SHA512

    ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

  • memory/2408-125-0x0000000004B40000-0x0000000004B50000-memory.dmp
    Filesize

    64KB

  • memory/2408-128-0x0000000004D10000-0x0000000004D1C000-memory.dmp
    Filesize

    48KB

  • memory/2408-124-0x0000000004930000-0x000000000493A000-memory.dmp
    Filesize

    40KB

  • memory/2408-121-0x0000000000040000-0x00000000000F6000-memory.dmp
    Filesize

    728KB

  • memory/2408-130-0x0000000008B20000-0x0000000008BBC000-memory.dmp
    Filesize

    624KB

  • memory/2408-127-0x0000000004B40000-0x0000000004B50000-memory.dmp
    Filesize

    64KB

  • memory/2408-123-0x0000000004990000-0x0000000004A22000-memory.dmp
    Filesize

    584KB

  • memory/2408-129-0x0000000006450000-0x00000000064C8000-memory.dmp
    Filesize

    480KB

  • memory/2408-126-0x0000000004B30000-0x0000000004B3E000-memory.dmp
    Filesize

    56KB

  • memory/2408-131-0x00000000063D0000-0x0000000006402000-memory.dmp
    Filesize

    200KB

  • memory/2408-122-0x0000000004DF0000-0x00000000052EE000-memory.dmp
    Filesize

    5.0MB

  • memory/3724-132-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/3724-135-0x00000000058D0000-0x0000000005936000-memory.dmp
    Filesize

    408KB

  • memory/3724-136-0x00000000059F0000-0x0000000005A00000-memory.dmp
    Filesize

    64KB

  • memory/3724-137-0x0000000006AD0000-0x0000000006B20000-memory.dmp
    Filesize

    320KB

  • memory/3724-138-0x0000000006CF0000-0x0000000006EB2000-memory.dmp
    Filesize

    1.8MB