Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/09/2022, 13:42

General

  • Target

    SOA.exe

  • Size

    1.2MB

  • MD5

    7e5d9740e83ece275973489fb98c96b9

  • SHA1

    dae8b772295432b0a7662ceaf7d761c095333c8d

  • SHA256

    f7eebf4796c315e16c8504bcec7d3fcadea8f998de9de3e28515671844ed1ec4

  • SHA512

    457c3eeef8398de6621c0519661af6da98824f17b68786ba4cafd4eb7a82aac0192d1a11e3796800bcf87a7f61a54fb63cb7b15385fa992f4745a341ef9ec9e3

  • SSDEEP

    24576:GTnvFkhLuyyjckTHWuUY2kdbepZVZIV4P9+k:iuLuyyjcbOD8TZ84

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hindusthan.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    f1o2m3

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SOA.exe
    "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4584
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CbvJUpkVZld" /XML "C:\Users\Admin\AppData\Local\Temp\tmp89B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4376
    • C:\Users\Admin\AppData\Local\Temp\SOA.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:376

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          1KB

          MD5

          84e77a587d94307c0ac1357eb4d3d46f

          SHA1

          83cc900f9401f43d181207d64c5adba7a85edc1e

          SHA256

          e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

          SHA512

          aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

        • C:\Users\Admin\AppData\Local\Temp\tmp89B.tmp

          Filesize

          1KB

          MD5

          47ada5f865c7f8861a24613c9c8dcb9a

          SHA1

          8102d896519678536030c1a9bf288748649edaff

          SHA256

          b9b7cb45e44628254554b5318373ccb23f978a727b7ad1a45a3c7328076f2ce1

          SHA512

          579eb4ccf4b0973abbdbfa96906746b9dfc2d0904ae759bbe1238d4abed72f9146492b8e0d404233d738c448af4984e783ca4e079e7c265e03d9e9b3dff1b7e7

        • memory/376-140-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/376-142-0x00000000060E0000-0x0000000006146000-memory.dmp

          Filesize

          408KB

        • memory/376-143-0x00000000067C0000-0x0000000006810000-memory.dmp

          Filesize

          320KB

        • memory/4584-132-0x0000000000520000-0x000000000065C000-memory.dmp

          Filesize

          1.2MB

        • memory/4584-133-0x0000000005510000-0x0000000005AB4000-memory.dmp

          Filesize

          5.6MB

        • memory/4584-134-0x0000000005040000-0x00000000050D2000-memory.dmp

          Filesize

          584KB

        • memory/4584-135-0x00000000050E0000-0x000000000517C000-memory.dmp

          Filesize

          624KB

        • memory/4584-136-0x0000000005010000-0x000000000501A000-memory.dmp

          Filesize

          40KB