Overview

overview

8

Static

static

c16de6c175...07.exe

windows7-x64

8

c16de6c175...07.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    73s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2022 21:46

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General

  • Target

    c16de6c175b4587da7119989dae45b14e19b08f206164bb12e5abb744d552607.exe

  • Size

    328KB

  • MD5

    0375aebbe8a0bb86b8be67da3ce17a80

  • SHA1

    1888e036a66eec5f01e9197a419890a1441aa6d1

  • SHA256

    c16de6c175b4587da7119989dae45b14e19b08f206164bb12e5abb744d552607

  • SHA512

    505105ea9d2ec8f03981b606ecbb888264e32b9b51491e4581b4a715c4915bfbb2f93523d9cbb6e2ba8d204cf2fb573a6a23057b2ea185153c86cd3fb70bdc40

  • SSDEEP

    6144:RyWOeLm+tkxoGQvT+W4+HMc+MEGRQ6saHSMf3z0AzbLUG50Tpm+MmvbWdlL0d5aU:RCemx0vN3HKGi6sYjJLUGGtedud5tr7

Score
8/10
adwarediscoveryexploitpersistencestealer

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Possible privilege escalation attempt 4 IoCs
    exploit
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Modifies file permissions 1 TTPs 4 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c16de6c175b4587da7119989dae45b14e19b08f206164bb12e5abb744d552607.exe
    "C:\Users\Admin\AppData\Local\Temp\c16de6c175b4587da7119989dae45b14e19b08f206164bb12e5abb744d552607.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Installs/modifies Browser Helper Object
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:812
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\wshtcpip.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:3792
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:680
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\midimap.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:3148
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1952
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
        PID:3712

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Browser Extensions

    1
    T1176

    Privilege Escalation

    Defense Evasion

    Modify Registry

    2
    T1112

    File Permissions Modification

    1
    T1222

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      Filesize

      181B

      MD5

      1239040563915e1a5f87cef10bb96ce2

      SHA1

      9f7d3ff12c6fde12ec67d4131f5eeb79b2e7386d

      SHA256

      a8f6c666cec032c1f830c9a59948f1519e1abec8a10b58ca7a84ac1d3185a332

      SHA512

      9d90f9acda0e1fd2c005c3b13c5d9bd98d264b151737b1bd689768b2a6e0dcf09e274f7c4a8a6c95855dc2b15668612eed118476610a4fa66f5e07afe6809b5e

      Download Submit
    • memory/680-138-0x0000000000000000-mapping.dmp
      Download
    • memory/812-136-0x0000000000000000-mapping.dmp
      Download
    • memory/1728-135-0x00000000005A0000-0x00000000005C0000-memory.dmp
      Filesize

      128KB

      Download
    • memory/1728-132-0x0000000001000000-0x000000000116A000-memory.dmp
      Filesize

      1.4MB

      Download
    • memory/1728-134-0x0000000001000000-0x000000000116A000-memory.dmp
      Filesize

      1.4MB

      Download
    • memory/1728-143-0x0000000001000000-0x000000000116A000-memory.dmp
      Filesize

      1.4MB

      Download
    • memory/1728-133-0x00000000005A0000-0x00000000005C0000-memory.dmp
      Filesize

      128KB

      Download
    • memory/1952-141-0x0000000000000000-mapping.dmp
      Download
    • memory/2836-139-0x0000000000000000-mapping.dmp
      Download
    • memory/3148-140-0x0000000000000000-mapping.dmp
      Download
    • memory/3712-142-0x0000000000000000-mapping.dmp
      Download
    • memory/3792-137-0x0000000000000000-mapping.dmp
      Download