Overview

overview

10

Static

static

0afd99c3f7...78.exe

windows7_x64

10

0afd99c3f7...78.exe

windows10_x64

10

Analysis

  • max time kernel
    159s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:17

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General

  • Target

    0afd99c3f7593c760c4001313963f3e7fd709ca56046044033d790602a8cb378.exe

  • Size

    57KB

  • MD5

    dd4f9213ba67c26add74eae8c8b8bd8c

  • SHA1

    f7b6dbbe8bdf004cbe39abdbd510511f81f68933

  • SHA256

    0afd99c3f7593c760c4001313963f3e7fd709ca56046044033d790602a8cb378

  • SHA512

    58e0b92d5c300378416cba1642d1b05de5aa3598cd87ac3e04b0c1e72cb2c19b1c3f0a2cccb11a531a4eeac0bfb786f6ad3b7d1379191fe7ab4253163c8d76f9

Score
10/10
netwalkerransomwarespyware

Malware Config

Extracted

Path

C:\Users\Admin\48EBC2-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\48EBC2-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\ProgramData\Microsoft Help\48EBC2-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .48ebc2 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_48ebc2: EchV9p2iGNDSEq2EogPtlV6VDFxy/K0mnUKUIL7lvQO+DycnbA I6Gdv18s76AV2QrKX218/nc/nFqvoSjd1VSSY0XIaJOUUdNPbn hzjnKwdSHpPYiTWL2wQIAr3oNQBzYCCpmZKGi+UCycpZS8ytK+ EvppmrAQrriw2jMYwxWMZHNlc/Oynf4LqRY5Aap9HGjqxjZRVj x/zPBS1oP18iXKvfds65RdF7M5WzqDehGN3toyg3rF5FufkzlV y0GCFqWZEM8B4/eP+Sc+N8My6uzhd5M05VGPbW9w==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Signatures

  • Netwalker Ransomware

    Ransomware family with multiple versions. Also known as MailTo.

    ransomwarenetwalker
  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Drops file in Program Files directory 5836 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0afd99c3f7593c760c4001313963f3e7fd709ca56046044033d790602a8cb378.exe
    "C:\Users\Admin\AppData\Local\Temp\0afd99c3f7593c760c4001313963f3e7fd709ca56046044033d790602a8cb378.exe"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:748

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

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Downloads