Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2023, 07:31

General

  • Target

    253dc675eceaf5e241df64306d0de350af4715a0.exe

  • Size

    843KB

  • MD5

    e2e8e1d58b06d7e05bef8c13bca92ab3

  • SHA1

    253dc675eceaf5e241df64306d0de350af4715a0

  • SHA256

    6532e16d04ebfc98395b0e06fb2c1210d5064dc242c2c374beccb6b561a58f6f

  • SHA512

    227b165ff0318d71416b5125bb7ff3b5e5c0099d558563f980a9c0d9d136a21f59794a0d47522e845fb92eefaf71a62dbd3f2568a3636d4096533bfee3bbe05a

  • SSDEEP

    24576:Dgh/1s5nyyx+NxEyafsab6JJH6UgLlrNsuru:ch/1s5nyC+NqyafsaGJJH6zBrNb

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#

Signatures

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\253dc675eceaf5e241df64306d0de350af4715a0.exe
    "C:\Users\Admin\AppData\Local\Temp\253dc675eceaf5e241df64306d0de350af4715a0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\253dc675eceaf5e241df64306d0de350af4715a0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2672
    • C:\Users\Admin\AppData\Local\Temp\253dc675eceaf5e241df64306d0de350af4715a0.exe
      "C:\Users\Admin\AppData\Local\Temp\253dc675eceaf5e241df64306d0de350af4715a0.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3088

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\253dc675eceaf5e241df64306d0de350af4715a0.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2424-133-0x0000000005B20000-0x00000000060C4000-memory.dmp

    Filesize

    5.6MB

  • memory/2424-134-0x0000000005620000-0x00000000056B2000-memory.dmp

    Filesize

    584KB

  • memory/2424-135-0x00000000057D0000-0x00000000057DA000-memory.dmp

    Filesize

    40KB

  • memory/2424-136-0x0000000007DD0000-0x0000000007E6C000-memory.dmp

    Filesize

    624KB

  • memory/2424-132-0x0000000000D00000-0x0000000000DDA000-memory.dmp

    Filesize

    872KB

  • memory/2672-150-0x00000000078F0000-0x0000000007F6A000-memory.dmp

    Filesize

    6.5MB

  • memory/2672-149-0x0000000006540000-0x000000000655E000-memory.dmp

    Filesize

    120KB

  • memory/2672-158-0x00000000075C0000-0x00000000075C8000-memory.dmp

    Filesize

    32KB

  • memory/2672-141-0x00000000049C0000-0x00000000049F6000-memory.dmp

    Filesize

    216KB

  • memory/2672-142-0x0000000005140000-0x0000000005768000-memory.dmp

    Filesize

    6.2MB

  • memory/2672-157-0x00000000075E0000-0x00000000075FA000-memory.dmp

    Filesize

    104KB

  • memory/2672-144-0x0000000004FC0000-0x0000000004FE2000-memory.dmp

    Filesize

    136KB

  • memory/2672-145-0x0000000005060000-0x00000000050C6000-memory.dmp

    Filesize

    408KB

  • memory/2672-146-0x0000000005F90000-0x0000000005FAE000-memory.dmp

    Filesize

    120KB

  • memory/2672-147-0x0000000006560000-0x0000000006592000-memory.dmp

    Filesize

    200KB

  • memory/2672-148-0x0000000070FA0000-0x0000000070FEC000-memory.dmp

    Filesize

    304KB

  • memory/2672-156-0x00000000074D0000-0x00000000074DE000-memory.dmp

    Filesize

    56KB

  • memory/2672-151-0x00000000072A0000-0x00000000072BA000-memory.dmp

    Filesize

    104KB

  • memory/2672-152-0x0000000007310000-0x000000000731A000-memory.dmp

    Filesize

    40KB

  • memory/2672-153-0x0000000007520000-0x00000000075B6000-memory.dmp

    Filesize

    600KB

  • memory/3088-154-0x00000000067E0000-0x0000000006830000-memory.dmp

    Filesize

    320KB

  • memory/3088-155-0x0000000006A80000-0x0000000006C42000-memory.dmp

    Filesize

    1.8MB

  • memory/3088-139-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/3088-143-0x00000000052E0000-0x0000000005346000-memory.dmp

    Filesize

    408KB