Analysis

  • max time kernel
    147s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 03:03

General

  • Target

    708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe

  • Size

    928KB

  • MD5

    80b51e872031a2befeb9a0a13e6fc480

  • SHA1

    caebbab5349f57d92182ce56ef4bf71ea60226a7

  • SHA256

    708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089

  • SHA512

    12e9db89be76788d238f8a7f3114534b50b953b9ef619f84b0a124fba77f5e7d4aa00ae8f6ac3fdb16ecd1398950d6bdadfa43e9ec59b6d59667df5ac3d60879

  • SSDEEP

    12288:QieE+Q3mJyrf3iKXlrsfPO/l3Zn+aFpNUe2PPaEEaCh:QieE+5UrfvVg+Rd+afNH2PxEZh

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.godforeu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    O8k#Pz4sk:w_

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe
    "C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\neHneiobyhcrJJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7961.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1456
    • C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe
      "C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe"
      2⤵
        PID:1492
      • C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe
        "C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe.log

      Filesize

      1KB

      MD5

      17573558c4e714f606f997e5157afaac

      SHA1

      13e16e9415ceef429aaf124139671ebeca09ed23

      SHA256

      c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

      SHA512

      f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

    • C:\Users\Admin\AppData\Local\Temp\tmp7961.tmp

      Filesize

      1KB

      MD5

      8b80178ef2823d318d76c51f9aeef85b

      SHA1

      18c5fdc85c1fb0daf792d2927db7b27841ecce38

      SHA256

      f10affbbb844d855b31ea961f27926e0ff6e4bbbd593091524184a5d187c1a0f

      SHA512

      3727ef7f4f4747d6afa2dfaaaac09948a418485dbad2f95d277d0f8b0f71d586e197952eddcc122ca15a18479158fc48d5f9223f78cc50548252086c9abf7958

    • memory/1612-23-0x0000000005DE0000-0x0000000005DF8000-memory.dmp

      Filesize

      96KB

    • memory/1612-29-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-17-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1612-28-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-27-0x00000000068A0000-0x00000000068F0000-memory.dmp

      Filesize

      320KB

    • memory/1612-26-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-25-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-24-0x0000000006690000-0x00000000066F6000-memory.dmp

      Filesize

      408KB

    • memory/1612-22-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/1612-20-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/4764-8-0x0000000005850000-0x000000000585A000-memory.dmp

      Filesize

      40KB

    • memory/4764-4-0x00000000054C0000-0x0000000005552000-memory.dmp

      Filesize

      584KB

    • memory/4764-11-0x0000000006300000-0x0000000006372000-memory.dmp

      Filesize

      456KB

    • memory/4764-1-0x0000000000890000-0x000000000097E000-memory.dmp

      Filesize

      952KB

    • memory/4764-21-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/4764-10-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/4764-0-0x00000000751EE000-0x00000000751EF000-memory.dmp

      Filesize

      4KB

    • memory/4764-9-0x00000000751EE000-0x00000000751EF000-memory.dmp

      Filesize

      4KB

    • memory/4764-3-0x00000000059D0000-0x0000000005F74000-memory.dmp

      Filesize

      5.6MB

    • memory/4764-7-0x0000000005650000-0x00000000056A6000-memory.dmp

      Filesize

      344KB

    • memory/4764-6-0x0000000005400000-0x000000000540A000-memory.dmp

      Filesize

      40KB

    • memory/4764-5-0x00000000751E0000-0x0000000075990000-memory.dmp

      Filesize

      7.7MB

    • memory/4764-2-0x0000000005310000-0x00000000053AC000-memory.dmp

      Filesize

      624KB