Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 08:27

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:2284
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\neHneiobyhcrJJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCA4.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:384
    • C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe
      "C:\Users\Admin\AppData\Local\Temp\708e198608b5b463224c3fb77fcf708b845d0c7b5dbc6e9cab9e185c489be089.exe"
      2⤵
        PID:4416
      • 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:2688

    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\tmpBCA4.tmp

      Filesize

      1KB

      MD5

      8c3b73542b88d482775be5a887c38c39

      SHA1

      04005bf201a86cbbccac701d31aea845acc050df

      SHA256

      e862deb166cd58d09efa709d1bcb89d0812229c7adc81af212512f3fef74c503

      SHA512

      bb53cc947364c15d293870d7eaac261873604446d431827bdb8bb0cd67d2ea2140bb3435fd896b15d4bed2a6c7fed5fd4f899d814fafb012166fe3e65261076a

    • memory/2284-6-0x00000000051D0000-0x0000000005226000-memory.dmp

      Filesize

      344KB

    • memory/2284-4-0x0000000004FB0000-0x0000000005042000-memory.dmp

      Filesize

      584KB

    • memory/2284-2-0x0000000004E70000-0x0000000004F0C000-memory.dmp

      Filesize

      624KB

    • memory/2284-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp

      Filesize

      40KB

    • memory/2284-0-0x000000007511E000-0x000000007511F000-memory.dmp

      Filesize

      4KB

    • memory/2284-7-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2284-8-0x00000000052C0000-0x00000000052CA000-memory.dmp

      Filesize

      40KB

    • memory/2284-9-0x000000007511E000-0x000000007511F000-memory.dmp

      Filesize

      4KB

    • memory/2284-1-0x0000000000400000-0x00000000004EE000-memory.dmp

      Filesize

      952KB

    • memory/2284-11-0x0000000005EB0000-0x0000000005F22000-memory.dmp

      Filesize

      456KB

    • memory/2284-20-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2284-3-0x00000000054C0000-0x0000000005A64000-memory.dmp

      Filesize

      5.6MB

    • memory/2284-10-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-28-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-21-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-22-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-23-0x0000000005B00000-0x0000000005B18000-memory.dmp

      Filesize

      96KB

    • memory/2688-24-0x0000000006760000-0x00000000067C6000-memory.dmp

      Filesize

      408KB

    • memory/2688-25-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-26-0x0000000075110000-0x00000000758C0000-memory.dmp

      Filesize

      7.7MB

    • memory/2688-27-0x0000000001910000-0x0000000001960000-memory.dmp

      Filesize

      320KB

    • memory/2688-17-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB