Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2025 20:08

General

  • Target

    1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe

  • Size

    482KB

  • MD5

    72351686e502b31b3649f3b0b8f84331

  • SHA1

    50a3f1220ccd0b7cea5e3333c5aa59d4ecd7681f

  • SHA256

    8864b508e11703efd0dfec01cf7e5b1f1f53bab99eb66ca8c4ee3884acb8f5a2

  • SHA512

    e5268e9593fc84727749bab82380a2a9e845463bea1c577af9a688e067e8f4aba6fce4fb02c79229570c0bbb77e293e3682065436b97c327104d66888037ab3c

  • SSDEEP

    12288:913ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQNS:Xak/mBXTV/R0nEF76gFZ2

Malware Config

Signatures

  • Detected Nirsoft tools 8 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Downloads MZ/PE file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\nkwkqdpzcefmczuubnhwlr"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2236
    • C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\yfcurwztqmxreniykycxwvspz"
      2⤵
      • Accesses Microsoft Outlook accounts
      • System Location Discovery: System Language Discovery
      PID:2636
    • C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\1739390884a09ef662fcaeeba78028fd001dbb899b934124679e76f638e210eb21257ab0bc915.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\ihhnsgkveupeptectjorziegizff"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4044
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NDMwODQ5MzE0Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:1444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    0f52dca2ce57a464f0391a3ff6245620

    SHA1

    7391ef1568eabaeac13f5a7a950265494db8d640

    SHA256

    a6ad4f5319ab89a8a76d985535ecf192e9f238896ebb4fc2b188d5f6b8debad0

    SHA512

    3c6105d1d0071c42a1b888b5082d82698e9b0a814483baca7d94ad7247544234a5d2e35e210f6e366d3fba87b7d9d4245681c71be6db8efa369a191b85c64d64

  • C:\Users\Admin\AppData\Local\Temp\nkwkqdpzcefmczuubnhwlr

    Filesize

    4KB

    MD5

    3cb81796d1a82468782854787abcb085

    SHA1

    7fb0d715772a021d707b4be08b3ba51456498cd3

    SHA256

    4eb1e05955f50f74188e2c0f398e05e4e89f086d92a008fd58b3d357b827d8bf

    SHA512

    e0c0581f3b9e75fb9caf8556d288db05ddd21339db2d60487dd46ebfb16c8ab183a2c2783871a9343daf958072af10f93c661dadd94daf6a3200c3dc44e5eb62

  • memory/2236-40-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2236-29-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2236-13-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2236-18-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2236-26-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2576-45-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2576-46-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2576-42-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2636-23-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2636-27-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2636-19-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2636-16-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4044-22-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4044-20-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4044-28-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4044-33-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4044-30-0x0000000000430000-0x00000000004F9000-memory.dmp

    Filesize

    804KB

  • memory/4044-24-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB