Overview

overview

10

Static

static

8e6f24e4cb...c2.exe

windows7_x64

8

8e6f24e4cb...c2.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    8e6f24e4cb48f7ed08b9796061dd09dd5fcefd7804c7b102a5d0f88c85938bc2

  • Size

    921KB

  • Sample

    220420-cym76adgbm

  • MD5

    40f39933c67ea2045c887db44e9ba666

  • SHA1

    611422b9d996fe8e6070fd107412cb61efbef483

  • SHA256

    8e6f24e4cb48f7ed08b9796061dd09dd5fcefd7804c7b102a5d0f88c85938bc2

  • SHA512

    363cd33c4ed51d8d8aa89c506f7392ec921479a2a3a010af1c48917e82be5166c9c09ba817aad417dff7e62e17ceef9d173899ff0c706ff18e3e3e10b74c26bc

Score
10/10
webmonitorbackdoorinfostealerratupx

Malware Config

Extracted

Family

webmonitor

C2

mafianclub.wm01.to:443

Attributes
  • config_key

    msK8483mYp1k2OzxD1I3yoSUcNW7v1k5

  • private_key

    WB8PgMeHa

  • url_path

    /recv5.php

Targets

    • Target

      8e6f24e4cb48f7ed08b9796061dd09dd5fcefd7804c7b102a5d0f88c85938bc2

    • Size

      921KB

    • MD5

      40f39933c67ea2045c887db44e9ba666

    • SHA1

      611422b9d996fe8e6070fd107412cb61efbef483

    • SHA256

      8e6f24e4cb48f7ed08b9796061dd09dd5fcefd7804c7b102a5d0f88c85938bc2

    • SHA512

      363cd33c4ed51d8d8aa89c506f7392ec921479a2a3a010af1c48917e82be5166c9c09ba817aad417dff7e62e17ceef9d173899ff0c706ff18e3e3e10b74c26bc

    Score
    10/10
    upxwebmonitorbackdoorinfostealerrat

    • 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

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks