General

  • Target

    e4287e9708a73ce6a9b7a3e7c72462b01f7cc3c595d972cf2984185ac1a3a4a8.bin

  • Size

    500KB

  • Sample

    201125-gybfy944n2

  • MD5

    eec3730b2b99f6fb23134d79681f5122

  • SHA1

    425209b891142704462baf14048d0dd59d0c7561

  • SHA256

    e4287e9708a73ce6a9b7a3e7c72462b01f7cc3c595d972cf2984185ac1a3a4a8

  • SHA512

    420edeba0c699d8b04bf57300883a7e48e72a008484fe05453ef1b0edc14d8e97a1a15727f8de3e93ef16bf5472b91008a44a33ce0932ad4aeca21da8a90ffa0

Malware Config

Extracted

Family

mespinoza

Attributes
  • ransomnote

    Hi Company, Every byte on any types of your devices was encrypted. Don't try to use backups because it were encrypted too. To get all your data back contact us: jonivaeng@protonmail.com domenikuvoker@protonmail.com Also, be aware that we downloaded files from your servers and in case of non-payment we will be forced to upload them on our website, and if necessary, we will sell them on the darknet. Check out our website, we just posted there new updates for our partners: http://wqmfzni2nvbbpk25.onion/ -------------- FAQ: 1. Q: How can I make sure you don't fooling me? A: You can send us 2 files(max 2mb). 2. Q: What to do to get all data back? A: Don't restart the computer, don't move files and write us. 3. Q: What to tell my boss? A: Protect Your System Amigo.

Targets

    • Target

      e4287e9708a73ce6a9b7a3e7c72462b01f7cc3c595d972cf2984185ac1a3a4a8.bin

    • Size

      500KB

    • MD5

      eec3730b2b99f6fb23134d79681f5122

    • SHA1

      425209b891142704462baf14048d0dd59d0c7561

    • SHA256

      e4287e9708a73ce6a9b7a3e7c72462b01f7cc3c595d972cf2984185ac1a3a4a8

    • SHA512

      420edeba0c699d8b04bf57300883a7e48e72a008484fe05453ef1b0edc14d8e97a1a15727f8de3e93ef16bf5472b91008a44a33ce0932ad4aeca21da8a90ffa0

    • Mespinoza Ransomware

      Also known as Pysa. Ransomware-as-a-servoce which first appeared in 2020.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Deletes itself

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Impact

Data Encrypted for Impact

1
T1486

Tasks