Overview

overview

8

Static

static

1

dc99c368b2...dd.exe

windows7-x64

8

dc99c368b2...dd.exe

windows10-2004-x64

8

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General

  • Target

    dc99c368b270693cc948f5f66a1aae232b739712b28d0f627b9ffb09616d4edd

  • Size

    1.5MB

  • Sample

    230224-epaxksac38

  • MD5

    48b6e029cdd1b415973793abbc7f67d1

  • SHA1

    b1bd655d6312aa58404081d1754f8d9f0f9a8e47

  • SHA256

    dc99c368b270693cc948f5f66a1aae232b739712b28d0f627b9ffb09616d4edd

  • SHA512

    bd24d7d5298718aed28ea561f8d7446824b9cda2b92b5c46108df6d79be5222714b7520891f70f6083d746814eb8ffe7e5be0107506cad3fbdcd222313775e78

  • SSDEEP

    24576:RGHCm8uPdJPbYY3n0z0sKikxYqj6vRmJPtMWmop8TDAVaCYz5GxX:ouW8YkzrKikqw6vmtpNiXAVak

Score
8/10
aspackv2bootkitpersistence

Malware Config

Targets

    • Target

      dc99c368b270693cc948f5f66a1aae232b739712b28d0f627b9ffb09616d4edd

    • Size

      1.5MB

    • MD5

      48b6e029cdd1b415973793abbc7f67d1

    • SHA1

      b1bd655d6312aa58404081d1754f8d9f0f9a8e47

    • SHA256

      dc99c368b270693cc948f5f66a1aae232b739712b28d0f627b9ffb09616d4edd

    • SHA512

      bd24d7d5298718aed28ea561f8d7446824b9cda2b92b5c46108df6d79be5222714b7520891f70f6083d746814eb8ffe7e5be0107506cad3fbdcd222313775e78

    • SSDEEP

      24576:RGHCm8uPdJPbYY3n0z0sKikxYqj6vRmJPtMWmop8TDAVaCYz5GxX:ouW8YkzrKikqw6vmtpNiXAVak

    Score
    8/10
    aspackv2bootkitpersistence

    • Downloads MZ/PE file

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks