General

  • Target

    image.zip

  • Size

    18KB

  • Sample

    220712-nk69nagbdm

  • MD5

    efc37ef346daadc7b9f7382ad6dbb4e9

  • SHA1

    f9d86153015d68ddd76f04dbba2990ad3c31e4c3

  • SHA256

    2bb80c942c56badb34384531b641178927d2620bac09bcfbcdafe7196c46c906

  • SHA512

    73e9a505f9df8198982e8b496f450e497a15413b32cdb545bc1d4cbf725c33f198227d5322bf8397c588525f3dd8f91e8c275d8858a066482bb1809ac3200368

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/952687440009760819/grcISuN7k7wsmo7xa68jJreLFqJP2VjAua0eoFsg4eQS68yAZcGHeO2SKuuEb6flBVsj

Targets

    • Target

      Discord Nitro Generatorv1.24.exe

    • Size

      41KB

    • MD5

      327f788c4a61933b91d5b13b7effc751

    • SHA1

      83273f441069e88a3c7587f9fb20da9f5f190771

    • SHA256

      a0525890e6fbadb3fd6c61efb1cc8b84dbfb37a78ffede59d4365a396329c970

    • SHA512

      88fd9f4afcd1759d28c6006836790a0c886b7f0d67301320f734a7165ca6be587c5a0bf0b07c4be556e69ce79dfa858172dfd557e62563129efc16e5895b90ed

    • Mercurial Grabber Stealer

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

    • suricata: ET MALWARE NightfallGT Mercurial Grabber

      suricata: ET MALWARE NightfallGT Mercurial Grabber

    • 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