Overview

overview

10

Static

static

10

b266c09851...e1.exe

windows7_x64

8

b266c09851...e1.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    204s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 21:27

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General

  • Target

    b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1.exe

  • Size

    37KB

  • MD5

    50c57c18fbe284ec107cc041ba2f9797

  • SHA1

    dfdf0cd6c72561049749c843ce04b82029c8d078

  • SHA256

    b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1

  • SHA512

    8b59043342c1a5c774056b08c063b04c6845ed60795e3bf7b3414fa417794bcbf17a495a5081e5a7b29c3fc8ac197d416dacc97023844f2c87f81e8bbcdbcf2e

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1.exe
    "C:\Users\Admin\AppData\Local\Temp\b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1.exe" "b266c09851a9c4d96a84eb7de5b55f91b1d178ef4124afef225751c9aeb01ce1.exe" ENABLE
      2⤵
        PID:1524

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Replication Through Removable Media

    1
    T1091

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Replication Through Removable Media

    1
    T1091

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/1464-54-0x0000000076721000-0x0000000076723000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1464-55-0x0000000074A50000-0x0000000074FFB000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/1524-56-0x0000000000000000-mapping.dmp
      Download