Analysis

  • max time kernel
    145s
  • max time network
    186s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    14-04-2022 12:40

General

  • Target

    9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe

  • Size

    755KB

  • MD5

    666925a5d370b82d8b3d930e81f80f27

  • SHA1

    9a31ed86c0d51c9287b96770c0c320f6d198a926

  • SHA256

    9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52

  • SHA512

    1af6ee18bbbf4930e90fa5a50ee300729833f9bbdf4bb385b4e6b08a6b91d3faf9a1e2d59466a08b4b6db4771dbb7e698981886a7707c7c7d2a7fe2361ad902b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.orionfeshion.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    LiPwzbc5

Signatures

  • AgentTesla

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

  • Meta Stealer Stealer

    Meta Stealer steals passwords stored in browsers, written in C++.

  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe
    "C:\Users\Admin\AppData\Local\Temp\9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UOwlrOad" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4F73.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3388
    • C:\Users\Admin\AppData\Local\Temp\9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe
      "{path}"
      2⤵
        PID:4936
      • C:\Users\Admin\AppData\Local\Temp\9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe
        "{path}"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:756

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9e9974fe3a20d29af7b844255b32c7b1fea7f0c7c0fae8b1b7fc3330e86f5b52.exe.log

      Filesize

      1KB

      MD5

      6f8f3a9a57cb30e686d3355e656031e0

      SHA1

      acccd6befb1a2f40e662280bc5182e086a0d079b

      SHA256

      283586e83b25099a5698cb9caf9c594a37060d11e0f55c81bb9c6d4f728448ea

      SHA512

      8f11d645ff4f8d5b1c45b06eb52cd45319659255306d60e80e33abfd04b9e3b1164679f11a8a23bd493e4b3f6b9841d70e553a01835eeaf6035b4d05e4fd7b54

    • C:\Users\Admin\AppData\Local\Temp\tmp4F73.tmp

      Filesize

      1KB

      MD5

      8b06ee8bd196d63dd52a995b6d62afb9

      SHA1

      ab7ca974c0a26a43cc5bacb9aca9ed457e0ee470

      SHA256

      839944638ea916f28764f0e12857bfce3be73acccabc3a41b7bd70e02915df76

      SHA512

      4c8ca6329b2da32ee75ddada644c7836d899e38cb1996ca2f65d2caf33849cf7cf3b11c96875b4156ce507b6301d2251943f99b8ca3a3afd26b76a1c52379c30

    • memory/756-136-0x0000000005D70000-0x0000000005DD6000-memory.dmp

      Filesize

      408KB

    • memory/756-134-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2228-127-0x0000000005800000-0x000000000580A000-memory.dmp

      Filesize

      40KB

    • memory/2228-129-0x0000000008980000-0x0000000008A1C000-memory.dmp

      Filesize

      624KB

    • memory/2228-128-0x0000000009050000-0x000000000957C000-memory.dmp

      Filesize

      5.2MB

    • memory/2228-124-0x00000000008B0000-0x0000000000974000-memory.dmp

      Filesize

      784KB

    • memory/2228-126-0x0000000005440000-0x00000000054D2000-memory.dmp

      Filesize

      584KB

    • memory/2228-125-0x0000000009D40000-0x000000000A2E4000-memory.dmp

      Filesize

      5.6MB