Overview

overview

10

Static

static

3

639bb7c078...18.exe

windows7-x64

10

639bb7c078...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    639bb7c078a97c13297e83f64a2f8000_JaffaCakes118

  • Size

    2.4MB

  • Sample

    240521-rrpjzaha68

  • MD5

    639bb7c078a97c13297e83f64a2f8000

  • SHA1

    b7462ca5bcd3be2d9d109e8afa7f7c77304adb86

  • SHA256

    64be60e32d99904aea10112443c5020a9ead509877d2f92485bd35815c105d32

  • SHA512

    903f3f0157d6759be0c0e02f19feacef61bb45027aa2ebafa9c00f6a08641b262f16ebe89e32a0424b2a36d380de236bcff3090ff101911aa5d46b14b596b85d

  • SSDEEP

    12288:UZWtI6RkGBImOtB7mOtB7mOtB7mOtB7mOtB7fCPZHOtB7mOtB7mOtB7mOtB7mOto:UuhaGBMBhBhBhBhBmuBhBhBhBhBhBmh

Score
10/10
evasionexecutionpersistenceupx

Malware Config

Targets

    • Target

      639bb7c078a97c13297e83f64a2f8000_JaffaCakes118

    • Size

      2.4MB

    • MD5

      639bb7c078a97c13297e83f64a2f8000

    • SHA1

      b7462ca5bcd3be2d9d109e8afa7f7c77304adb86

    • SHA256

      64be60e32d99904aea10112443c5020a9ead509877d2f92485bd35815c105d32

    • SHA512

      903f3f0157d6759be0c0e02f19feacef61bb45027aa2ebafa9c00f6a08641b262f16ebe89e32a0424b2a36d380de236bcff3090ff101911aa5d46b14b596b85d

    • SSDEEP

      12288:UZWtI6RkGBImOtB7mOtB7mOtB7mOtB7mOtB7fCPZHOtB7mOtB7mOtB7mOtB7mOto:UuhaGBMBhBhBhBhBmuBhBhBhBhBhBmh

    Score
    10/10
    evasionexecutionpersistenceupx

    • Disables service(s)

      evasionexecution

    • Modifies visibility of file extensions in Explorer

      evasion

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

      evasion

    • Sets file execution options in registry

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

2
T1112

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Resource Development

Reconnaissance

Tasks