Overview

overview

8

Static

static

8

36809dfa41...7f.exe

windows7-x64

8

36809dfa41...7f.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f

  • Size

    4.5MB

  • Sample

    221002-26tscagbdj

  • MD5

    05aaa239c3a46f86dd41e2fcb9a6b6c9

  • SHA1

    0b18a083e0c9ba7475033171fa3736f7de9222d2

  • SHA256

    36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f

  • SHA512

    523c7c361d4d5c53e611cb093c7440bdc577d4d18886de1ce330bcd27c9ae4c5ff9312d9a657cbc6e0ccba7c628844371fba6df4e0765b16527ee1ece937eaaa

  • SSDEEP

    98304:OijWI3YTO16YlzR+CAB2ibiLAyhS/Af3dsFTYoRHQecigfxRcKHIY:Oij1oi4YZ5ABLboxhYI3deTYmlYxRRN

Score
8/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f

    • Size

      4.5MB

    • MD5

      05aaa239c3a46f86dd41e2fcb9a6b6c9

    • SHA1

      0b18a083e0c9ba7475033171fa3736f7de9222d2

    • SHA256

      36809dfa4186e7b711c733b31f71aeeb315d5b3df82d836f42e7901b9d59767f

    • SHA512

      523c7c361d4d5c53e611cb093c7440bdc577d4d18886de1ce330bcd27c9ae4c5ff9312d9a657cbc6e0ccba7c628844371fba6df4e0765b16527ee1ece937eaaa

    • SSDEEP

      98304:OijWI3YTO16YlzR+CAB2ibiLAyhS/Af3dsFTYoRHQecigfxRcKHIY:Oij1oi4YZ5ABLboxhYI3deTYmlYxRRN

    Score
    8/10
    bootkitpersistenceupx

    • 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

    • 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

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks