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Overview

overview

10

Static

static

5771257431...14.exe

windows7-x64

10

5771257431...14.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    147s
  • max time network
    179s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 04:23

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General

  • Target

    5771257431fa728fd9c7461588c10308d4a2dd9aeffcc8ffa18662f6b1ffbb14.exe

  • Size

    135KB

  • MD5

    3107eeb8708622e3974a0c1ca6e74180

  • SHA1

    f44a8141adcb07ad89d3485acfa3d6ffaa62fd0f

  • SHA256

    5771257431fa728fd9c7461588c10308d4a2dd9aeffcc8ffa18662f6b1ffbb14

  • SHA512

    8af567a67b0200c5b0b318ddda6e92b84d03bec05157ba2c395fb24208ea5543e1aa95061ab0dbc72c948fc8994dd0b2af08ea8709a1fb2d3adbb0f94b9f4981

  • SSDEEP

    3072:SgU5jn9oMnKY9KsPz1EwIYc9S7hXufS1:Sg6jSMnnz1JYw

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 18 IoCs
    evasion
  • Modifies security service 2 TTPs 22 IoCs
    evasion
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 11 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 22 IoCs
  • NTFS ADS 19 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5771257431fa728fd9c7461588c10308d4a2dd9aeffcc8ffa18662f6b1ffbb14.exe
    "C:\Users\Admin\AppData\Local\Temp\5771257431fa728fd9c7461588c10308d4a2dd9aeffcc8ffa18662f6b1ffbb14.exe"
    1⤵
    • Modifies security service
    • Sets service image path in registry
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      PID:1984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Google\Desktop\Install\{8c508dde-2ce9-92e3-5b79-435a5d2d0943}\ \...\‮ﯹ๛\{8c508dde-2ce9-92e3-5b79-435a5d2d0943}\@
    Filesize

    2KB

    MD5

    164be6147a0fc47d4a33ff568dbe77f8

    SHA1

    142fdb103c39d5bd363c1e087f918114c095a3ac

    SHA256

    254ad65bb3fdcd23695d5d4597b0d7d29cb2438abd22c80c68513f5763e0fdf3

    SHA512

    16e75daf24fe35762de292c0b94591334cbe472a0e8efba4ab472b41e85ae65cacaebe70c50a183db1680d7eeb092a761d99c717f78631d8a84ab6afd2e3fe64

    Download Submit

  • memory/464-58-0x00000000000A0000-0x00000000000B2000-memory.dmp

    Filesize

    72KB

    Download

  • memory/1248-57-0x0000000002980000-0x0000000002992000-memory.dmp

    Filesize

    72KB

    Download

  • memory/2032-54-0x00000000760C1000-0x00000000760C3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2032-55-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

    Download