Overview

overview

10

Static

static

1

43ebec3079...46.exe

windows7-x64

8

43ebec3079...46.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    43ebec3079f1e9595b3d74286e071e576aced6f9eae5c14e90ed42b0a3bc0846

  • Size

    879KB

  • Sample

    221128-fk6dcsca9x

  • MD5

    2b3bb97bc349eaeab657c47f00ef0b8e

  • SHA1

    ca0976ed439ead19b8734a6922d0b83b613d9e8f

  • SHA256

    43ebec3079f1e9595b3d74286e071e576aced6f9eae5c14e90ed42b0a3bc0846

  • SHA512

    7bf30f791d1f14a52f09e8e7e6d8ea92b49ee49dca8a9b55d230911b95f50670681e21a20f11af4ffe17e64361aef0fc99a55e627c8809817dd5800db173c35a

  • SSDEEP

    24576:0wv0RkhW4aBD5fdbozyhF9KqZ2EdemdvcuRuM5Rk6b:fDa7/hDKKSjEVRb

Score
10/10
bootkitdiscoverypersistencephishingupx

Malware Config

Targets

    • Target

      43ebec3079f1e9595b3d74286e071e576aced6f9eae5c14e90ed42b0a3bc0846

    • Size

      879KB

    • MD5

      2b3bb97bc349eaeab657c47f00ef0b8e

    • SHA1

      ca0976ed439ead19b8734a6922d0b83b613d9e8f

    • SHA256

      43ebec3079f1e9595b3d74286e071e576aced6f9eae5c14e90ed42b0a3bc0846

    • SHA512

      7bf30f791d1f14a52f09e8e7e6d8ea92b49ee49dca8a9b55d230911b95f50670681e21a20f11af4ffe17e64361aef0fc99a55e627c8809817dd5800db173c35a

    • SSDEEP

      24576:0wv0RkhW4aBD5fdbozyhF9KqZ2EdemdvcuRuM5Rk6b:fDa7/hDKKSjEVRb

    Score
    10/10
    bootkitdiscoverypersistenceupxphishing

    • Detected phishing page

      phishing

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks