General

  • Target

    Advanced Nitro API.exe

  • Size

    47KB

  • Sample

    220729-flb6xaecd3

  • MD5

    aae7abf715b5b8ee8a08a521516d66e6

  • SHA1

    a831f039ff85dc6262160d9a720c6ac2eb908f0d

  • SHA256

    0832d0859690aaba144ae8236e2d1691a75c70014b5e6fc334b4454b9bd21da0

  • SHA512

    b20b3cdf6224059b5c583b49f9d8b56088a321da7fb7037341c2b66fc8e00cb4d78829eba91b5b0290d749bfd96457045d591128a1cdb5003b1325ccae8aed78

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/997479196320346172/o8wW7M05djH9Rng6qbMt92uJUrOQgwKkrXi1BoNdLsfdvPAteHRGLJfhIda5f5KEIS5l

Targets

    • Target

      Advanced Nitro API.exe

    • Size

      47KB

    • MD5

      aae7abf715b5b8ee8a08a521516d66e6

    • SHA1

      a831f039ff85dc6262160d9a720c6ac2eb908f0d

    • SHA256

      0832d0859690aaba144ae8236e2d1691a75c70014b5e6fc334b4454b9bd21da0

    • SHA512

      b20b3cdf6224059b5c583b49f9d8b56088a321da7fb7037341c2b66fc8e00cb4d78829eba91b5b0290d749bfd96457045d591128a1cdb5003b1325ccae8aed78

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Install Root Certificate

1
T1130

Modify Registry

1
T1112

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

Command and Control

Web Service

1
T1102

Tasks