General

  • Target

    06f6cc643322c6aeb67a9dd822af4ecb_JaffaCakes118

  • Size

    2.2MB

  • Sample

    240429-gljrescb33

  • MD5

    06f6cc643322c6aeb67a9dd822af4ecb

  • SHA1

    25d6a0750b0d8a008a1c5ec7945289df0e844e07

  • SHA256

    581753565ad2d4426742ee961f3b4445c4bff72058e403688016cde173c98485

  • SHA512

    e9588a7f0cf51bed0f7053b75186d6f207e67613747ecbc3902875da8cb6ec758147723f78a21a74c6900b707e51c5500b6b9c0276faa5a7d50334d63a222ae6

  • SSDEEP

    49152:xapHO1k6mTR0ctbCk3Rxoheid6abpQ305Qvpo4ay/:xap2k6uKcFRxaeidFtQqQvpo4ay/

Malware Config

Extracted

Family

cryptbot

C2

bube01.info

Targets

    • Target

      06f6cc643322c6aeb67a9dd822af4ecb_JaffaCakes118

    • Size

      2.2MB

    • MD5

      06f6cc643322c6aeb67a9dd822af4ecb

    • SHA1

      25d6a0750b0d8a008a1c5ec7945289df0e844e07

    • SHA256

      581753565ad2d4426742ee961f3b4445c4bff72058e403688016cde173c98485

    • SHA512

      e9588a7f0cf51bed0f7053b75186d6f207e67613747ecbc3902875da8cb6ec758147723f78a21a74c6900b707e51c5500b6b9c0276faa5a7d50334d63a222ae6

    • SSDEEP

      49152:xapHO1k6mTR0ctbCk3Rxoheid6abpQ305Qvpo4ay/:xap2k6uKcFRxaeidFtQqQvpo4ay/

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks