Overview

overview

8

Static

static

d33cdf0a2a...06.exe

windows7-x64

8

d33cdf0a2a...06.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    d33cdf0a2a3457fff6edaadc7dcf53b88c6e9cbb78fd3f5470006909f83f2006

  • Size

    15.8MB

  • Sample

    221205-xjmcjaad3w

  • MD5

    49464f49275e8d058749de05e072ad1e

  • SHA1

    d92206c84b249f140e9d56d2508793ec693f4e1f

  • SHA256

    d33cdf0a2a3457fff6edaadc7dcf53b88c6e9cbb78fd3f5470006909f83f2006

  • SHA512

    0c714aed1c5ddeb51d6103e132ace466275975edd1e4ef7edabcc4422fb1918e47f43e0f8731729c973aaf810589a6506fa183b897cf9f16efcb8a097b44fa91

  • SSDEEP

    393216:rk6YLfSunp9MeiwRonMyfAA0TW5n8eSbkH3yuQFrA9moDW46A:w6aflnp9MeiCongoGeSbkXAA9mo/

Score
8/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      d33cdf0a2a3457fff6edaadc7dcf53b88c6e9cbb78fd3f5470006909f83f2006

    • Size

      15.8MB

    • MD5

      49464f49275e8d058749de05e072ad1e

    • SHA1

      d92206c84b249f140e9d56d2508793ec693f4e1f

    • SHA256

      d33cdf0a2a3457fff6edaadc7dcf53b88c6e9cbb78fd3f5470006909f83f2006

    • SHA512

      0c714aed1c5ddeb51d6103e132ace466275975edd1e4ef7edabcc4422fb1918e47f43e0f8731729c973aaf810589a6506fa183b897cf9f16efcb8a097b44fa91

    • SSDEEP

      393216:rk6YLfSunp9MeiwRonMyfAA0TW5n8eSbkH3yuQFrA9moDW46A:w6aflnp9MeiCongoGeSbkXAA9mo/

    Score
    8/10
    bootkitpersistenceupx

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Maps connected drives based on registry

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks