Resubmissions

07-11-2024 17:46

241107-wb98ysyrbr 10

07-11-2024 17:39

241107-v8fj6syqgn 8

07-11-2024 17:38

241107-v78vbsyqgl 3

07-11-2024 17:38

241107-v73cjswgpk 3

07-11-2024 17:32

241107-v4l66ayqdl 8

14-10-2024 22:45

241014-2ptq1sthnr 3

General

  • Target

    mxbikes.exe

  • Size

    3.6MB

  • Sample

    241107-wb98ysyrbr

  • MD5

    49ffb1b624e1746698c05aa962353768

  • SHA1

    94f4083ddbfa537e08aa1f0de55a56146a8c6351

  • SHA256

    598959308399a249c33e9249cd7511fa9c0c23df00b56ac1d71a7b9743bab1af

  • SHA512

    8dab9e208003d37993b978a9e2e6cf1c5354c4e3300db97a4d1850227a438af28796b7f902f7c05b9251ea604fbb1557f6bdbb25c4bb4ba43f3dc009e5842862

  • SSDEEP

    49152:eJRTFGeek0zge76irmN0v4Ck1HpDDCwo40mjwrvX6OpePuboh0DW6NnCn0hFToSJ:duupCHlmoSDW6NnC0h68b

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\!Please Read Me!.txt

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: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets

15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Targets

    • Target

      mxbikes.exe

    • Size

      3.6MB

    • MD5

      49ffb1b624e1746698c05aa962353768

    • SHA1

      94f4083ddbfa537e08aa1f0de55a56146a8c6351

    • SHA256

      598959308399a249c33e9249cd7511fa9c0c23df00b56ac1d71a7b9743bab1af

    • SHA512

      8dab9e208003d37993b978a9e2e6cf1c5354c4e3300db97a4d1850227a438af28796b7f902f7c05b9251ea604fbb1557f6bdbb25c4bb4ba43f3dc009e5842862

    • SSDEEP

      49152:eJRTFGeek0zge76irmN0v4Ck1HpDDCwo40mjwrvX6OpePuboh0DW6NnCn0hFToSJ:duupCHlmoSDW6NnC0h68b

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Wannacry family

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks