Overview

overview

10

Static

static

5fedbc3b71...46.exe

windows7-x64

10

5fedbc3b71...46.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    137s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 12:34

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    5fedbc3b71195496fc6aebff9d06997c0540ee7a6a8570c86ead9551fddaf146.exe

  • Size

    260KB

  • MD5

    62429d650d4228fcced6b458eb63e91a

  • SHA1

    e844029fc1d45047c75dafd5d3b93ec86b431a0d

  • SHA256

    5fedbc3b71195496fc6aebff9d06997c0540ee7a6a8570c86ead9551fddaf146

  • SHA512

    2dfe745b97cc746dda87d20073ecaf8818d145444dd5acdf12c386fe5bf3861754cc30c9d8da0852948fae8078335aeaf354c11f1a22e49eed2bf8ca43f01fd8

  • SSDEEP

    6144:HVyRQUrDVjUi3ZAmT2lq70xVP1YTCBlmsFvXXMI:HVy6Ur5VJ70/dME5XXB

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 37 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\5fedbc3b71195496fc6aebff9d06997c0540ee7a6a8570c86ead9551fddaf146.exe
    "C:\Users\Admin\AppData\Local\Temp\5fedbc3b71195496fc6aebff9d06997c0540ee7a6a8570c86ead9551fddaf146.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:2016
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      PID:1728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Defense Evasion

Modify Registry

4
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Google\Desktop\Install\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\ \...\‮ﯹ๛\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\@
    Filesize

    2KB

    MD5

    1ba1f75efc9a1c2d119a5c8a67a58b96

    SHA1

    9d9bdd42027871bcc8b9b763b3785f7dfd15ee87

    SHA256

    966303e92581e2f62785ff42744f56a74c23dcf61810ac2257abb983986ba244

    SHA512

    ab4810c5c38b95028007dd5c4914c54a4d58a6711dc6885861b20f609438b9e0d415e7cf5c34d0322e18d31a16259dd7edfedf4519f8b810eb8c7a9a2a8268e9

    Download Submit
  • memory/464-58-0x0000000000170000-0x0000000000182000-memory.dmp
    Filesize

    72KB

    Download
  • memory/464-62-0x0000000000170000-0x0000000000182000-memory.dmp
    Filesize

    72KB

    Download
  • memory/1368-57-0x0000000002AD0000-0x0000000002AE2000-memory.dmp
    Filesize

    72KB

    Download
  • memory/1368-63-0x000007FEF6600000-0x000007FEF6743000-memory.dmp
    Filesize

    1.3MB

    Download
  • memory/1368-64-0x000007FEA1A10000-0x000007FEA1A1A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1728-59-0x0000000000000000-mapping.dmp
    Download
  • memory/2016-54-0x0000000075A71000-0x0000000075A73000-memory.dmp
    Filesize

    8KB

    Download
  • memory/2016-55-0x00000000002B0000-0x00000000002F6000-memory.dmp
    Filesize

    280KB

    Download
  • memory/2016-56-0x0000000002320000-0x0000000002341000-memory.dmp
    Filesize

    132KB

    Download
  • memory/2016-60-0x0000000002320000-0x0000000002341000-memory.dmp
    Filesize

    132KB

    Download