Overview

overview

10

Static

static

4eadab98bb...0e.exe

windows7_x64

10

4eadab98bb...0e.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    162s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    15-02-2022 10:36

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General

  • Target

    4eadab98bb726919ff7748c567a9635981a538e92b83d273b7c5ac02c0b7e40e.exe

  • Size

    736KB

  • MD5

    a4ed08dd58d17c8c8b5ab9c98fb65829

  • SHA1

    5ce970bf1623baee0c6025a7c6316bc4a2532e8a

  • SHA256

    4eadab98bb726919ff7748c567a9635981a538e92b83d273b7c5ac02c0b7e40e

  • SHA512

    3a4940bf14d1c091d2d6c3c0a9e2ee07c9835142bcdd192731880dfe7ca68a31deabc94ef0ef1edcdf8dc4af26822dd928de56be8fe9c36a3c17978f787d8733

Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Drops file in Windows directory 8 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4eadab98bb726919ff7748c567a9635981a538e92b83d273b7c5ac02c0b7e40e.exe
    "C:\Users\Admin\AppData\Local\Temp\4eadab98bb726919ff7748c567a9635981a538e92b83d273b7c5ac02c0b7e40e.exe"
    1⤵
      PID:660
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 660 -s 552
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 660 -ip 660
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:764
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:112
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3164

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/112-131-0x000001BF70380000-0x000001BF70390000-memory.dmp
      Filesize

      64KB

      Download
    • memory/112-132-0x000001BF70920000-0x000001BF70930000-memory.dmp
      Filesize

      64KB

      Download
    • memory/112-133-0x000001BF73000000-0x000001BF73004000-memory.dmp
      Filesize

      16KB

      Download
    • memory/660-130-0x0000000000284000-0x0000000000285000-memory.dmp
      Filesize

      4KB

      Download