Overview

overview

10

Static

static

1

Software A...ed.eml

windows10-2004-x64

10

attachment-2

windows10-2004-x64

1

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General

  • Target

    Software Applications Incorporated

  • Size

    14KB

  • Sample

    241013-j4ss6a1bnn

  • MD5

    0094392d535f9b77c3f2c4a890a1eda8

  • SHA1

    c710a3807254cf7de78890fe95a9bf369272d0af

  • SHA256

    2884f9f230e488f191a902690969194e3a8df46992dff77d58fd4f87f3772a06

  • SHA512

    ff07acc6f1958ff9466c6ef3accf3276132b7146928cfa8974118218521f9b146e7e506745d7681415890cd4737e936c18dd68b9d2db717d1fc8f84e2e1f379f

  • SSDEEP

    192:B80FwQXjU1ucUPp6tEgGldd+bHdHMcNeuvjWuS+lOETUH4NeB:B80joupoDIWU5

Score
10/10
wannacrybootkitdefense_evasiondiscoveryexecutionimpactpersistenceprivilege_escalationransomwareupxworm

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.zip\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Targets

    • Target

      Software Applications Incorporated

    • Size

      14KB

    • MD5

      0094392d535f9b77c3f2c4a890a1eda8

    • SHA1

      c710a3807254cf7de78890fe95a9bf369272d0af

    • SHA256

      2884f9f230e488f191a902690969194e3a8df46992dff77d58fd4f87f3772a06

    • SHA512

      ff07acc6f1958ff9466c6ef3accf3276132b7146928cfa8974118218521f9b146e7e506745d7681415890cd4737e936c18dd68b9d2db717d1fc8f84e2e1f379f

    • SSDEEP

      192:B80FwQXjU1ucUPp6tEgGldd+bHdHMcNeuvjWuS+lOETUH4NeB:B80joupoDIWU5

    Score
    10/10
    wannacrybootkitdefense_evasiondiscoveryexecutionimpactpersistenceprivilege_escalationransomwareupxworm

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Downloads MZ/PE file

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Legitimate hosting services abused for malware hosting/C2

    • 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

    • Sets desktop wallpaper using registry

      ransomware

    • UPX packed file

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

      upx
    behavioral1

    • Target

      attachment-2

    • Size

      12KB

    • MD5

      356a272154bce7fd997781b61251bf2a

    • SHA1

      6333c7aeda73a5d964e75dfd60259f3d8defd144

    • SHA256

      1b1d5d301f64a6b456b1c12da329601c00f8b6ecd538ab40584612b9c0f05c5d

    • SHA512

      b704688ea4cf0d96abea73f047680012015dc771508102805a2eb267a8de134e13d30f906f8379fa9d6aa7bd637c008fcd7a3c6196ac55a4a1864c75b6acc2ee

    • SSDEEP

      192:5QXjU1ucUPp6tEgGldd+bHdHMcNeuvjWuS+lOETUH4Nec:SoupoDIWU0

    Score
    1/10
    behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Accessibility Features

1
T1546.008

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

Event Triggered Execution

1
T1546

Accessibility Features

1
T1546.008

Defense Evasion

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Modify Registry

4
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

3
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

1
T1490

Tasks