General

  • Target

    1.exe

  • Size

    42KB

  • Sample

    220629-v42xlsdcd3

  • MD5

    00841011b7fb27a7d4e1285858f8738a

  • SHA1

    6c557342e8a5f823303a3ffddfcdcccf32e8a1a1

  • SHA256

    16523e9c21213d7d8fa9682c814c3745753991089d871ed20b9eff0510bada5f

  • SHA512

    b1247ea28e6a27b789708f87131c39a8b1b0b2d9f3e79d3762b307539eaeccda75967db038456b31d418bb1ff73c8348756260115b465129dd6db7b1482f04bc

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/860371063619452988/FvhljCxs2QJczKaUatmDAK01uhu2FzQHuDgLyJt47-ZaOMgvHL-7x72yciIQi5mEkUOn

Targets

    • Target

      1.exe

    • Size

      42KB

    • MD5

      00841011b7fb27a7d4e1285858f8738a

    • SHA1

      6c557342e8a5f823303a3ffddfcdcccf32e8a1a1

    • SHA256

      16523e9c21213d7d8fa9682c814c3745753991089d871ed20b9eff0510bada5f

    • SHA512

      b1247ea28e6a27b789708f87131c39a8b1b0b2d9f3e79d3762b307539eaeccda75967db038456b31d418bb1ff73c8348756260115b465129dd6db7b1482f04bc

    • 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