Overview

overview

10

Static

static

962f2ac175...25.exe

windows7_x64

10

962f2ac175...25.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    962f2ac175ba0c195841cab9895cb56c41ddcb78d010a85e87f8d4fd2a3f2325

  • Size

    464KB

  • Sample

    220630-w9vk6aaac9

  • MD5

    aa520f2696f367cb29c57b30155642b9

  • SHA1

    828ad17ed10adc878d15c19c68f7c64b8d77e817

  • SHA256

    962f2ac175ba0c195841cab9895cb56c41ddcb78d010a85e87f8d4fd2a3f2325

  • SHA512

    f73a064b388c55d94b64df5680539a21beaca0faa5134a4cc8d6742383c018bb535b3a1e8b0b5b8b515fa73525a33a940289dd729041a4a2ef75539b4bdc424b

Score
10/10
webmonitorbackdoorinfostealerpersistenceratupx

Malware Config

Extracted

Family

webmonitor

C2

zmason.wm01.to:443

Attributes
  • config_key

    IW7RY6byfRU3eXbO5N3y8WsOQsZPXyHX

  • private_key

    ITr9B50EB

  • url_path

    /recv4.php

Targets

    • Target

      962f2ac175ba0c195841cab9895cb56c41ddcb78d010a85e87f8d4fd2a3f2325

    • Size

      464KB

    • MD5

      aa520f2696f367cb29c57b30155642b9

    • SHA1

      828ad17ed10adc878d15c19c68f7c64b8d77e817

    • SHA256

      962f2ac175ba0c195841cab9895cb56c41ddcb78d010a85e87f8d4fd2a3f2325

    • SHA512

      f73a064b388c55d94b64df5680539a21beaca0faa5134a4cc8d6742383c018bb535b3a1e8b0b5b8b515fa73525a33a940289dd729041a4a2ef75539b4bdc424b

    Score
    10/10
    webmonitorbackdoorinfostealerpersistenceratupx

    • Modifies WinLogon for persistence

      persistence

    • RevcodeRat, WebMonitorRat

      WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.

      backdoorratinfostealerwebmonitor

    • WebMonitor Payload

    • UPX packed file

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

      upx

    • Unexpected DNS network traffic destination

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks