Overview

overview

8

Static

static

877d44c067...d0.exe

windows7-x64

8

877d44c067...d0.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    46s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2022 13:34

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General

  • Target

    877d44c06794eeae040dc0650f8eb6c75295c9fae71e2c4595cf9e17e5ce99d0.exe

  • Size

    1.4MB

  • MD5

    bb268161fb4f9278eddd54f2eb8086ee

  • SHA1

    b440bd9bdad2ff4138e99d7c8e14b706e7db546e

  • SHA256

    877d44c06794eeae040dc0650f8eb6c75295c9fae71e2c4595cf9e17e5ce99d0

  • SHA512

    39324ad93b6bdadc53a2454f64fab936539d47ee53f6ff6fe448c489c47d696909fb5c5c40b3a948e0e92d3fd878250b7fcf31d564a06eb3a8503ad5c2b88535

  • SSDEEP

    24576:NNmF/mnBoDM5f7F2XQRKZk+61i5cCPWZj+VhyDvsuxxQ/zhmLSiVVloZy4/w:NYVZo5TcXQqk+61i5cYWZjSEUqq/5iV1

Score
8/10
discoveryexploit

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Loads dropped DLL 1 IoCs
  • 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 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\877d44c06794eeae040dc0650f8eb6c75295c9fae71e2c4595cf9e17e5ce99d0.exe
    "C:\Users\Admin\AppData\Local\Temp\877d44c06794eeae040dc0650f8eb6c75295c9fae71e2c4595cf9e17e5ce99d0.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1388
    • 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:1700
      • 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:1384
      • C:\Windows\system32\icacls.exe
        icacls "C:\WINDOWS\system32\Sens.dll" /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:872

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

    372KB

    MD5

    f5657ab6890ac2d793860c7845e22c0e

    SHA1

    7a749290e47e64a6afbbd15aee33273c65418ff2

    SHA256

    d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841

    SHA512

    24f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51

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

    372KB

    MD5

    f5657ab6890ac2d793860c7845e22c0e

    SHA1

    7a749290e47e64a6afbbd15aee33273c65418ff2

    SHA256

    d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841

    SHA512

    24f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51

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

    372KB

    MD5

    f5657ab6890ac2d793860c7845e22c0e

    SHA1

    7a749290e47e64a6afbbd15aee33273c65418ff2

    SHA256

    d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841

    SHA512

    24f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51

    Download Submit
  • memory/872-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1384-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1388-54-0x0000000075E11000-0x0000000075E13000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1700-56-0x0000000000000000-mapping.dmp
    Download