Overview

overview

10

Static

static

3

a3a62c034f...7e.exe

windows7-x64

10

a3a62c034f...7e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a3a62c034f2eb97d3673d2a608073f7e

  • Size

    1.8MB

  • Sample

    240225-ne4ataad25

  • MD5

    a3a62c034f2eb97d3673d2a608073f7e

  • SHA1

    250644fc77d95c6dcaef531b0f351f5ce33bbfbd

  • SHA256

    167f23bd6318e7e1bbe296639468d866b2b457410daab0e6b941dac6bcc4563f

  • SHA512

    16c0b478ea9f1fcdeb9c13af022ac0f18879798eb7715aabd93446630dd0b9e3e9c3c1e31114657623c9c932502b99f41c1f3c52ede0306311f729810366ed71

  • SSDEEP

    49152:y4bKFBaK648EFZ6hBYiYsQvoQhTnAYD6Xa:yOK+AZIBYi/coQl

Score
10/10
webmonitorbackdoorinfostealerrat

Malware Config

Extracted

Family

webmonitor

C2

niiarmah.wm01.to:443

Attributes
  • config_key

    4EcDHH7aWbl50LayUnuRlJWUXiKQWk0O

  • private_key

    yvkn5wM8E

  • url_path

    /recv5.php

Targets

    • Target

      a3a62c034f2eb97d3673d2a608073f7e

    • Size

      1.8MB

    • MD5

      a3a62c034f2eb97d3673d2a608073f7e

    • SHA1

      250644fc77d95c6dcaef531b0f351f5ce33bbfbd

    • SHA256

      167f23bd6318e7e1bbe296639468d866b2b457410daab0e6b941dac6bcc4563f

    • SHA512

      16c0b478ea9f1fcdeb9c13af022ac0f18879798eb7715aabd93446630dd0b9e3e9c3c1e31114657623c9c932502b99f41c1f3c52ede0306311f729810366ed71

    • SSDEEP

      49152:y4bKFBaK648EFZ6hBYiYsQvoQhTnAYD6Xa:yOK+AZIBYi/coQl

    Score
    10/10
    webmonitorbackdoorinfostealerrat

    • 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

    • CustAttr .NET packer

      Detects CustAttr .NET packer in memory.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks