Analysis

  • max time kernel
    90s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2022 09:51

General

  • Target

    e49097e384a29fcd83091e7a0bdbf70033a1fb7ef92d72713d962e06ffe763a4.exe

  • Size

    72KB

  • MD5

    056f96dd83869178cc89db4fc54d6d90

  • SHA1

    b1634bbabcc7da99162eaa98a074b3d2d9795cca

  • SHA256

    e49097e384a29fcd83091e7a0bdbf70033a1fb7ef92d72713d962e06ffe763a4

  • SHA512

    4e9a796156938336b53e533c8117781e6f57d74b4d78b3c59762c67e795218a305059cc183e68d3bdc6d314cd3ec62c9a22c674290f4b5b48d7ee3cfcfd35916

  • SSDEEP

    1536:nOLJplNXhB/+IPqtQ18PaFscIePpbeK/CeX6ZmwXCuQJ/p4+:nAJplB/+IStQ19FscIQb3imwXCuKO+

Score
8/10

Malware Config

Signatures

  • Possible privilege escalation attempt 34 IoCs
  • Modifies file permissions 1 TTPs 34 IoCs
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e49097e384a29fcd83091e7a0bdbf70033a1fb7ef92d72713d962e06ffe763a4.exe
    "C:\Users\Admin\AppData\Local\Temp\e49097e384a29fcd83091e7a0bdbf70033a1fb7ef92d72713d962e06ffe763a4.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\system32\rrkr.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3252
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\system32\rrkr.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:388
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4892
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\cmd.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3992
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4180
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\cmd.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:5068
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:888
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\ftp.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4756
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:1696
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\ftp.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2308
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:1452
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\wscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4684
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4436
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\wscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:5112
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:1076
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\cscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:1672
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\System32\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2232
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\System32\cscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3980
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:1080
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\cmd.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3340
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2272
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\cmd.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3140
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4772
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\ftp.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4592
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:388
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\ftp.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:1220
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4468
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\wscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3060
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2732
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\wscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3100
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:1288
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\cscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:4180
    • C:\Windows\SysWOW64\takeown.exe
      takeown.exe /f "C:\Windows\SysWOW64\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:4108
    • C:\Windows\SysWOW64\icacls.exe
      icacls.exe "C:\Windows\SysWOW64\cscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:888

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\rrkr.exe

    Filesize

    72KB

    MD5

    056f96dd83869178cc89db4fc54d6d90

    SHA1

    b1634bbabcc7da99162eaa98a074b3d2d9795cca

    SHA256

    e49097e384a29fcd83091e7a0bdbf70033a1fb7ef92d72713d962e06ffe763a4

    SHA512

    4e9a796156938336b53e533c8117781e6f57d74b4d78b3c59762c67e795218a305059cc183e68d3bdc6d314cd3ec62c9a22c674290f4b5b48d7ee3cfcfd35916

  • memory/388-139-0x0000000000000000-mapping.dmp

  • memory/388-162-0x0000000000000000-mapping.dmp

  • memory/888-171-0x0000000000000000-mapping.dmp

  • memory/888-144-0x0000000000000000-mapping.dmp

  • memory/1076-152-0x0000000000000000-mapping.dmp

  • memory/1080-156-0x0000000000000000-mapping.dmp

  • memory/1220-163-0x0000000000000000-mapping.dmp

  • memory/1288-168-0x0000000000000000-mapping.dmp

  • memory/1452-148-0x0000000000000000-mapping.dmp

  • memory/1672-153-0x0000000000000000-mapping.dmp

  • memory/1696-146-0x0000000000000000-mapping.dmp

  • memory/2232-154-0x0000000000000000-mapping.dmp

  • memory/2272-158-0x0000000000000000-mapping.dmp

  • memory/2308-147-0x0000000000000000-mapping.dmp

  • memory/2732-166-0x0000000000000000-mapping.dmp

  • memory/3060-165-0x0000000000000000-mapping.dmp

  • memory/3100-167-0x0000000000000000-mapping.dmp

  • memory/3140-159-0x0000000000000000-mapping.dmp

  • memory/3252-137-0x0000000000000000-mapping.dmp

  • memory/3340-157-0x0000000000000000-mapping.dmp

  • memory/3980-155-0x0000000000000000-mapping.dmp

  • memory/3992-141-0x0000000000000000-mapping.dmp

  • memory/4108-170-0x0000000000000000-mapping.dmp

  • memory/4180-169-0x0000000000000000-mapping.dmp

  • memory/4180-142-0x0000000000000000-mapping.dmp

  • memory/4436-150-0x0000000000000000-mapping.dmp

  • memory/4468-164-0x0000000000000000-mapping.dmp

  • memory/4592-161-0x0000000000000000-mapping.dmp

  • memory/4684-149-0x0000000000000000-mapping.dmp

  • memory/4756-145-0x0000000000000000-mapping.dmp

  • memory/4772-160-0x0000000000000000-mapping.dmp

  • memory/4892-140-0x0000000000000000-mapping.dmp

  • memory/5068-143-0x0000000000000000-mapping.dmp

  • memory/5112-151-0x0000000000000000-mapping.dmp