Analysis

  • max time kernel
    68s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    19-05-2023 14:56

General

  • Target

    SOA.exe

  • Size

    856KB

  • MD5

    4d0e331deaa258bc549b39550d7b2d48

  • SHA1

    03869d19f359b1aa0c0574e08f943b131958b441

  • SHA256

    8428406eda6db55581a934d0ca6b892e5aeaad581174e907b02bcc8e48d6280f

  • SHA512

    e24a20baf4b2e798106e89329fd2b923c79139976d44bd3341ccdffdb4c4bb31bc39bd5db1ebb806d1c685cd0b77838c0983037159682db821afdb8fb28d0f9d

  • SSDEEP

    24576:6P0tj6tVhE8cqiuo6NTsB3hgwLvt/W32:6P0V6tVq4q69sB3hJ/82

Malware Config

Extracted

Family

agenttesla

Credentials

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
  • Enumerates physical storage devices 1 TTPs

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

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 17 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⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rUwyTLSpADCkdL.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1724
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rUwyTLSpADCkdL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE6F6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:472
    • C:\Users\Admin\AppData\Local\Temp\SOA.exe
      "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1084

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE6F6.tmp

    Filesize

    1KB

    MD5

    9670877f23b02c548bd3c7ada85b2174

    SHA1

    ef9d3149388029c1ea0d07a3bb5113144d790809

    SHA256

    0d145abdb802c818bf7cd96b2adc541de23c339531182a18894bef4dd47f93ab

    SHA512

    cf09b7f8bb0c524e32b982d8a999c2f0ac6f48df66bfa60838b66a07c71058c72eb7a8ef59ba98ddafc5ab3791e98f5fbb05ae545ee37cb7cbd8e9540f3ae2bb

  • memory/1084-77-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-75-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-70-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-78-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/1084-73-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-71-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-68-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1084-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1084-81-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/1724-79-0x00000000024B0000-0x00000000024F0000-memory.dmp

    Filesize

    256KB

  • memory/1724-80-0x00000000024B0000-0x00000000024F0000-memory.dmp

    Filesize

    256KB

  • memory/1996-57-0x0000000004CF0000-0x0000000004D30000-memory.dmp

    Filesize

    256KB

  • memory/1996-67-0x00000000055F0000-0x000000000564E000-memory.dmp

    Filesize

    376KB

  • memory/1996-55-0x0000000004CF0000-0x0000000004D30000-memory.dmp

    Filesize

    256KB

  • memory/1996-56-0x0000000000870000-0x0000000000880000-memory.dmp

    Filesize

    64KB

  • memory/1996-54-0x0000000000890000-0x0000000000968000-memory.dmp

    Filesize

    864KB

  • memory/1996-59-0x0000000005870000-0x0000000005904000-memory.dmp

    Filesize

    592KB

  • memory/1996-58-0x0000000000880000-0x000000000088A000-memory.dmp

    Filesize

    40KB