Overview

overview

8

Static

static

91ece77d4c...94.exe

windows7-x64

8

91ece77d4c...94.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2022 23:17

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General

  • Target

    91ece77d4c21f6bbc7849c6752ec557ff9ce3758910e58a8fbec0b80d8d24b94.exe

  • Size

    1.4MB

  • MD5

    0b069e6bee51dc6325e33d484a4b9a80

  • SHA1

    1ceaf2a7ea247149bc1dc3cdac7d50bc38ce52f7

  • SHA256

    91ece77d4c21f6bbc7849c6752ec557ff9ce3758910e58a8fbec0b80d8d24b94

  • SHA512

    76d63d9fcf406e80d4e94c34d3cfb88d69cf969bf71fe86405f765525b145421d6dde10f0adad62d1b8109969361f64f86008c0644bafdc76b0c2bf494b32766

  • SSDEEP

    24576:xNmF/mnBoDM5f7F2DdcclPqVX7TwBTGQOD6N+FrF7MDdhrfkG4QpB/7R3TyLOPy9:xYVZo5TcDB1oAJhrfdPn7R3Tciy9

Score
8/10
discoveryexploit

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91ece77d4c21f6bbc7849c6752ec557ff9ce3758910e58a8fbec0b80d8d24b94.exe
    "C:\Users\Admin\AppData\Local\Temp\91ece77d4c21f6bbc7849c6752ec557ff9ce3758910e58a8fbec0b80d8d24b94.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\ms.exe
      C:\Users\Admin\AppData\Local\Temp\ms.exe k
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3948
      • C:\Windows\SYSTEM32\takeown.exe
        takeown /f "C:\WINDOWS\system32\Sens.dll"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:1928
      • C:\Windows\SYSTEM32\icacls.exe
        icacls "C:\WINDOWS\system32\Sens.dll" /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4604

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ms.exe
    Filesize

    424KB

    MD5

    e6aa7af21c55c35dd7ccb88723c2ba64

    SHA1

    fc196d153dd46333b019482df3ec8fa107bb412a

    SHA256

    f31b06a7848666c2f99f65a793888f45dafe3b5035f15231f1d8875ddec5401e

    SHA512

    9c63de547c1bcc92fb1299218daa284cce1ccd0ada44a4422d6191193842ec143d5c4efff9fe099fa8af79b26a8fc63eeea8850029e927965d91230ce7ecbe7c

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\ms.exe
    Filesize

    424KB

    MD5

    e6aa7af21c55c35dd7ccb88723c2ba64

    SHA1

    fc196d153dd46333b019482df3ec8fa107bb412a

    SHA256

    f31b06a7848666c2f99f65a793888f45dafe3b5035f15231f1d8875ddec5401e

    SHA512

    9c63de547c1bcc92fb1299218daa284cce1ccd0ada44a4422d6191193842ec143d5c4efff9fe099fa8af79b26a8fc63eeea8850029e927965d91230ce7ecbe7c

    Download Submit
  • memory/1928-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3948-132-0x0000000000000000-mapping.dmp
    Download
  • memory/4604-136-0x0000000000000000-mapping.dmp
    Download