General

  • Target

    Exloader.zip

  • Size

    151KB

  • Sample

    240703-xaamdasdpn

  • MD5

    c6c3c12c7afcd9860e733e427eb58924

  • SHA1

    ee890ec984095e4e3ed3a452fdc0020d6de60bdd

  • SHA256

    c802c3f6097984de6f1b01a67931c8f52bc153d1fceab4bb128e26c9898d8172

  • SHA512

    a1459905a57ab48fe522d5a71457140835b58759eb7960696a2943a1cd11d7e58bf6497b89d84d5280c6259e2d4ff0d35706694a80ba55bbcb1b196dbd2b850f

  • SSDEEP

    3072:0xUbR1nlHdYwthZ/Bxk/2Zxx3Oa5Enr5ccK7zoT4/0eTtBlvdl:3xlHCwthTGoAa6rbgzokl

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/1256361610746925099/IbCyQQ4iqnO5SW1hJgJ5T2ABGEW65CJZGgMuAqC3t24mFSry2Cx2mE0ZcNkbOB4nSwnU

Targets

    • Target

      ExLoader.exe

    • Size

      226KB

    • MD5

      ed16ba1945f2a6eef8b8be3403b86049

    • SHA1

      c95e68a7b9de43ca8084c8f5feff3c6b4e5e6043

    • SHA256

      2caac5163d30f34c56559ba0c22c8cfeb1d13fd3ae0d98054750a09566072129

    • SHA512

      148d981e81c11e8fb39fa73370dad2538b6044966a4ad5a943303b567b575213382178b1dffc9ef4a2177d75f504b9e7463d6039bfd5e98d374058c405e74697

    • SSDEEP

      6144:TIgV6lk/z1hTGoca6rbRqYNKEa3w38xC77zK3idK:0gV6l+zbGaQb0YNKEa3wsxC7y

    • 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 v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

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