Overview

overview

7

Static

static

7

fd0e477f26...18.exe

windows7-x64

7

fd0e477f26...18.exe

windows10-2004-x64

7

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General

  • Target

    fd0e477f26eccd783d2819b1c35e4d40_JaffaCakes118

  • Size

    49KB

  • Sample

    240420-snxlvabh6z

  • MD5

    fd0e477f26eccd783d2819b1c35e4d40

  • SHA1

    ace074e56e7f8875405cba17cdf48d4c053b37e5

  • SHA256

    af204a3b364e15c8fff9e6a1adfce189e4267ea4ff2a49c116d10ba08c4bb605

  • SHA512

    5d804fe7c5b500f58c4bf37e93b4f62766da5fc058d0f0cad02fd6903491ff45c91e1c1fba119c89290fc3a4f16626a78d100c635728ae6e5fdb27ac55d80ae9

  • SSDEEP

    1536:Rffj6lx9QTW/dfhoBbWnkYswggDwx8ltmHUr9:RffMxv/dfwbj0RDo8l7

Score
7/10
bootkitpersistenceupx

Malware Config

Targets

    • Target

      fd0e477f26eccd783d2819b1c35e4d40_JaffaCakes118

    • Size

      49KB

    • MD5

      fd0e477f26eccd783d2819b1c35e4d40

    • SHA1

      ace074e56e7f8875405cba17cdf48d4c053b37e5

    • SHA256

      af204a3b364e15c8fff9e6a1adfce189e4267ea4ff2a49c116d10ba08c4bb605

    • SHA512

      5d804fe7c5b500f58c4bf37e93b4f62766da5fc058d0f0cad02fd6903491ff45c91e1c1fba119c89290fc3a4f16626a78d100c635728ae6e5fdb27ac55d80ae9

    • SSDEEP

      1536:Rffj6lx9QTW/dfhoBbWnkYswggDwx8ltmHUr9:RffMxv/dfwbj0RDo8l7

    Score
    7/10
    bootkitpersistenceupx

    • Deletes itself

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
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