Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2025 13:53

General

  • Target

    173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe

  • Size

    482KB

  • MD5

    bed0b49a1c006b2c04d9779e42cce107

  • SHA1

    a57de9adcf5e8d9b520b1e3be7c2a2b0b4a9ebf8

  • SHA256

    73ffdd67a6e948371999c6a6b2c19b93e79b9d8865c6c9db8272656ce6437b25

  • SHA512

    b878ff5d33de6471cf76f32362f7d4ff1f9900537d794043bf369f85b41ce096802dd6151a2b5ac9a26c032cf72581becab5027f980db79088721c4fe0746768

  • SSDEEP

    12288:513ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQlS:rak/mBXTV/R0nEF76gFZ6

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

  • 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.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:2348
    • C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\noscwgppcbvktgxewtlr"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2864
    • C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\xqynwyaqyjnxvulqfdylzge"
      2⤵
      • Accesses Microsoft Outlook accounts
      • System Location Discovery: System Language Discovery
      PID:2932
    • C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe
      C:\Users\Admin\AppData\Local\Temp\173893638457e419e87ed010d210226754703711eb773c71c2575a5eac0166fa4fcc1d6566828.dat-decoded.exe /stext "C:\Users\Admin\AppData\Local\Temp\iklfxrkkmrfcfahuogtmklzwks"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    c730e0d99b94edf667f28273affdfd11

    SHA1

    49db855d180bdaeefbd60704aeb59a79b54d1302

    SHA256

    c7000d9e5c38b204c6c642a0b886892a028bdde0a0c7ba5c1d292dae0356f379

    SHA512

    0bd0177f2dfad132056f810d64dbae9411221f05f3ab9057cf8d388f02f4cab59a1c0e651f594e8c42bac5c95fea4c54c1b239b2f55acb0acd3f1ff8fed8d4c1

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

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/2348-33-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2348-34-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2348-30-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2864-1-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2864-16-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2864-13-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2864-24-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2864-14-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2932-5-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2932-4-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2932-2-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2932-10-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2932-28-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2932-6-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2964-7-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2964-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2964-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2964-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2964-17-0x0000000000430000-0x0000000000497000-memory.dmp

    Filesize

    412KB

  • memory/2964-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB