Overview

overview

8

Static

static

3

1a7c7e2721...18.exe

windows7-x64

8

1a7c7e2721...18.exe

windows10-2004-x64

8

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General

  • Target

    1a7c7e27218d2425925aae4bf10654ab_JaffaCakes118

  • Size

    660KB

  • Sample

    240701-jlwr4atamq

  • MD5

    1a7c7e27218d2425925aae4bf10654ab

  • SHA1

    6aa93a8d0bef9d40268549adb0466aef531df9c8

  • SHA256

    4f39964baa43b7279b7bcbacfbd884add7a262a9ce4e951faf5aeb3fd493ce57

  • SHA512

    ec8e0fce30d08f32ca99bf67bbc3ae629abd0692f5f502c2aa62ffd9da6abf456686efa85076e8fc5272c91d6a510517663f5d150af6eb281003be7ca0482c86

  • SSDEEP

    6144:yPNDXW8jOD/gSwgQM6/lkw3RRHxNjfOB8xOE5SY:UW77gSw7WwBJ

Score
8/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      1a7c7e27218d2425925aae4bf10654ab_JaffaCakes118

    • Size

      660KB

    • MD5

      1a7c7e27218d2425925aae4bf10654ab

    • SHA1

      6aa93a8d0bef9d40268549adb0466aef531df9c8

    • SHA256

      4f39964baa43b7279b7bcbacfbd884add7a262a9ce4e951faf5aeb3fd493ce57

    • SHA512

      ec8e0fce30d08f32ca99bf67bbc3ae629abd0692f5f502c2aa62ffd9da6abf456686efa85076e8fc5272c91d6a510517663f5d150af6eb281003be7ca0482c86

    • SSDEEP

      6144:yPNDXW8jOD/gSwgQM6/lkw3RRHxNjfOB8xOE5SY:UW77gSw7WwBJ

    Score
    8/10
    bootkitpersistenceupx

    • Adds policy Run key to start application

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks