Overview

overview

8

Static

static

8

23037ce9d0...8a.exe

windows7-x64

8

23037ce9d0...8a.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    93s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 23:09

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General

  • Target

    23037ce9d0d0c993c9dc66adeff4d53b5aa8038f1eae1c1a596ccb87e870e28a.exe

  • Size

    350KB

  • MD5

    6ad13c8ceae3c41e26ef06a6e8ad6b10

  • SHA1

    c560c593fe899a35257ada608ef1973fdeb03d63

  • SHA256

    23037ce9d0d0c993c9dc66adeff4d53b5aa8038f1eae1c1a596ccb87e870e28a

  • SHA512

    384f3634c341c33470c060e93913c89132cfb2ff41c70a53e5b3cdf7a384458fecd5ae2624b187e0dd2c9635155c9cd963aa8168f76ab4d5545f71f98df86a4e

  • SSDEEP

    6144:TyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:T3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Score
8/10
adwarediscoveryexploitpersistencestealerupx

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Sets service image path in registry 2 TTPs 2 IoCs
    persistence
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

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

    stealeradware
  • Drops file in System32 directory 5 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23037ce9d0d0c993c9dc66adeff4d53b5aa8038f1eae1c1a596ccb87e870e28a.exe
    "C:\Users\Admin\AppData\Local\Temp\23037ce9d0d0c993c9dc66adeff4d53b5aa8038f1eae1c1a596ccb87e870e28a.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5060
    • 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:4144
      • 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:4884
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4164
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
        PID:1688

    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

    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

      d60c6bc7ea955253d79136a5b44e9591

      SHA1

      a818609f9f0f7881abfb52b0be529c6c6a50ebb9

      SHA256

      24f820e4f0e9e050de0845a76c5c299953c55391b183ea7e801b500ff7c2a9c1

      SHA512

      0162866a56033b07075a2126168e9b0f0935c1f2d9552209daa4352f73ac89c92a8e690e79a37a2e430dd53c4bbcdcb169cca89fb03597611854972785bbc3d7

      Download Submit
    • memory/1688-137-0x0000000000000000-mapping.dmp
      Download
    • memory/4144-134-0x0000000000000000-mapping.dmp
      Download
    • memory/4164-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4884-135-0x0000000000000000-mapping.dmp
      Download
    • memory/5060-132-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/5060-133-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/5060-138-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download