Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 10:28

General

  • Target

    winserv.exe

  • Size

    10.2MB

  • MD5

    3f4f5a6cb95047fea6102bd7d2226aa9

  • SHA1

    fc09dd898b6e7ff546e4a7517a715928fbafc297

  • SHA256

    99fd9e75e6241eff30e01c5b59df9e901fb24d12bee89c069cc6158f78b3cc98

  • SHA512

    de5c8155f426a4e55953ae85410c7d9ad84f5643c30865fc036d1270310e28754772bd0f3093444a16ef0c1fa3db6c56301746fb5e7f03ce692bfdad0c4fb688

  • SSDEEP

    196608:iz+UZcWP4jBrfWgEgIV8Rzy7Vj4FZvEo:i6UZcWWeVj4FZ

Score
10/10

Malware Config

Signatures

  • RMS

    Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\winserv.exe
    "C:\Users\Admin\AppData\Local\Temp\winserv.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4032
    • C:\Users\Admin\AppData\Local\Temp\winserv.exe
      C:\Users\Admin\AppData\Local\Temp\winserv.exe -second
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1264-14-0x0000000004F00000-0x0000000004F01000-memory.dmp

    Filesize

    4KB

  • memory/1264-23-0x0000000007640000-0x0000000007641000-memory.dmp

    Filesize

    4KB

  • memory/1264-12-0x0000000001220000-0x0000000001221000-memory.dmp

    Filesize

    4KB

  • memory/1264-25-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/1264-13-0x0000000005160000-0x0000000005161000-memory.dmp

    Filesize

    4KB

  • memory/1264-22-0x0000000007270000-0x0000000007271000-memory.dmp

    Filesize

    4KB

  • memory/1264-8-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/1264-9-0x0000000004840000-0x0000000004841000-memory.dmp

    Filesize

    4KB

  • memory/1264-10-0x0000000004970000-0x0000000004971000-memory.dmp

    Filesize

    4KB

  • memory/1264-11-0x0000000005010000-0x0000000005011000-memory.dmp

    Filesize

    4KB

  • memory/1264-27-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/1264-20-0x0000000007790000-0x0000000007791000-memory.dmp

    Filesize

    4KB

  • memory/1264-16-0x0000000004980000-0x0000000004981000-memory.dmp

    Filesize

    4KB

  • memory/1264-15-0x0000000004830000-0x0000000004831000-memory.dmp

    Filesize

    4KB

  • memory/1264-21-0x0000000007080000-0x0000000007081000-memory.dmp

    Filesize

    4KB

  • memory/1264-17-0x0000000004F60000-0x0000000004F61000-memory.dmp

    Filesize

    4KB

  • memory/1264-18-0x0000000005000000-0x0000000005001000-memory.dmp

    Filesize

    4KB

  • memory/1264-19-0x0000000004F50000-0x0000000004F51000-memory.dmp

    Filesize

    4KB

  • memory/4032-0-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/4032-1-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/4032-5-0x00000000030B0000-0x00000000030B1000-memory.dmp

    Filesize

    4KB

  • memory/4032-4-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/4032-3-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB

  • memory/4032-2-0x0000000000400000-0x0000000000E31000-memory.dmp

    Filesize

    10.2MB