Overview

overview

10

Static

static

46dbb77094...in.exe

windows7_x64

10

46dbb77094...in.exe

windows10_x64

10

Analysis

  • max time kernel
    98s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    21-08-2020 01:12

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General

  • Target

    46dbb7709411b1429233e0d8d33a02cccd54005a2b4015dcfa8a890252177df9.bin.exe

  • Size

    69KB

  • MD5

    ab8d59aba3dc3c4be755255eca51d879

  • SHA1

    24d2abc132f1337f3bf2dd582efb00e5ac911161

  • SHA256

    46dbb7709411b1429233e0d8d33a02cccd54005a2b4015dcfa8a890252177df9

  • SHA512

    0b1f3a51d6a3006c39f0a4b6ad861944fa9484920d41d68a00d7e88819a732c8bbee9d90da5c6e2c816b5e7cd13a9a35f6a26c85e29a3c3841f59e5cfab87a1e

Score
10/10
ransomwarepersistencemailto_hamlampampomspyware

Malware Config

Extracted

Path

C:\Users\Public\Libraries\AAE955-Readme.txt

Family

mailto_hamlampampom

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .aae955 -- 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. Additionally, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_aae955: yV2lWEYfjTpgjQm4mOaOyg4ht8s0v5Lq5LjUQzZY7t5Hsi6q96 oO7bYA29aGYRVQBDwaciZl6NGrj6v1K8krFSF/VKrFOlUUHUMd ze9ybIwQZ+oqjhPY5sVqphCOTZPqam4h8tok2ZTfNhhaEsaxVl VW+bPTHltzg0xv6izKo5Ycz/k1ZDXKP+QpVmvUnnKsNSGbdz1Q 8Ng6qMXqxO/+LwO+28ah/K+OCxXkIw7xiFFsZXKwGRHxCoZhZA kgdd+hHOwG3m7ssEMqYDRzyNs0Klm+9t22oSt4tA==}

Extracted

Path

C:\Program Files (x86)\Google\Chrome\Application\84.0.4147.89\AAE955-Readme.txt

Family

mailto_hamlampampom

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .aae955 -- 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. Additionally, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_aae955: yV2lWEYfjTpgjQm4mOaOyg4ht8s0v5Lq5LjUQzZY7t5Hsi6q96 oO7bYA29aGYRVQBDwaciZl6NGrj6v1K8krFSF/VKrFOlUUHUMd ze9ybIwQZ+oqjhPY5sVqphCOTZPqam4h8tok2ZTfNhhaEsaxVl VW+bPTHltzg0xv6izKo5Ycz/k1ZDXKP+QpVmvUnnKsNSGbdz1Q 8Ng6qMXqxO/+LwO+28ah/K+OCxXkIw7xiFFsZXKwGRHxCoZhZA kgdd+hHOwG3m7ssEMqYDRzyNs0Klm+9t22oSt4tA==}Hi! Your files are encrypted. All encrypted files for this computer has extension: .aae955 -- 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. Additionally, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_aae955: yV2lWEYfjTpgjQm4mOaOyg4ht8s0v5Lq5LjUQzZY7t5Hsi6q96 oO7bYA29aGYRVQBDwaciZl6NGrj6v1K8krFSF/VKrFOlUUHUMd ze9ybIwQZ+oqjhPY5sVqphCOTZPqam4h8tok2ZTfNhhaEsaxVl VW+bPTHltzg0xv6izKo5Ycz/k1ZDXKP+QpVmvUnnKsNSGbdz1Q 8Ng6qMXqxO/+LwO+28ah/K+OCxXkIw7xiFFsZXKwGRHxCoZhZA kgdd+hHOwG3m7ssEMqYDRzyNs0Klm+9t22oSt4tA==}

Signatures

  • MailTo (Hamlampampom Variant)

    Ransomware family discovered in late 2019 with variants named based on contact emails.

    ransomwaremailto_hamlampampom
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Drops file in Program Files directory 7498 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Kills process with taskkill 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 19230 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46dbb7709411b1429233e0d8d33a02cccd54005a2b4015dcfa8a890252177df9.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\46dbb7709411b1429233e0d8d33a02cccd54005a2b4015dcfa8a890252177df9.bin.exe"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:800
    • C:\Windows\SysWOW64\notepad.exe
      C:\Windows\system32\notepad.exe "C:\Users\Admin\Desktop\AAE955-Readme.txt"
      2⤵
        PID:4820
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "C:\Users\Admin\AppData\Local\Temp\A61D.tmp.bat"
        2⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:3180
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /F /PID 1452
          3⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1992
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Modifies service
      • Suspicious use of AdjustPrivilegeToken
      PID:2720

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\A61D.tmp.bat
      Download Submit

    • C:\Users\Admin\Desktop\AAE955-Readme.txt
      Download Submit

    • memory/800-0-0x0000000000000000-mapping.dmp

      Download

    • memory/1992-9-0x0000000000000000-mapping.dmp

      Download

    • memory/3180-5-0x0000000000000000-mapping.dmp

      Download

    • memory/4820-2-0x0000000000000000-mapping.dmp

      Download