General

  • Target

    Synapse_X.exe

  • Size

    306KB

  • Sample

    220208-ctdsxscbcn

  • MD5

    4b10970bc9f2471119555eed253b116b

  • SHA1

    60598f7dbacabea6d13507023631edc32c21e305

  • SHA256

    b329f57c93e7b566651185a55962f0ec061b723be4535bc8cafc637ca4bff86b

  • SHA512

    eed04da56031f93557c3469c5ccd2732512d78c8b5234b15277b7c2bf12e4f324ec3e41a70458aa61b85641cfb4757f128cc0896f2304f9b4e944fb66e672947

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/938829853707358228/GQ_fqwKcxJ8YNvJz6lIzbc99R2g0jdMT2WXyMUJx0ho6uumX8O1iBN9YC5VR8cJFbaNk

Targets

    • Target

      Synapse_X.exe

    • Size

      306KB

    • MD5

      4b10970bc9f2471119555eed253b116b

    • SHA1

      60598f7dbacabea6d13507023631edc32c21e305

    • SHA256

      b329f57c93e7b566651185a55962f0ec061b723be4535bc8cafc637ca4bff86b

    • SHA512

      eed04da56031f93557c3469c5ccd2732512d78c8b5234b15277b7c2bf12e4f324ec3e41a70458aa61b85641cfb4757f128cc0896f2304f9b4e944fb66e672947

    • Mercurial Grabber Stealer

      Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Tasks