Overview

overview

10

Static

static

3dcd284892...ed.exe

windows7_x64

10

3dcd284892...ed.exe

windows10_x64

10

Resubmissions

17-01-2021 18:37

210117-48aq437xb6 6

17-01-2021 17:45

210117-4744q9x4dx 10

17-01-2021 17:15

210117-srj9q38nvj 10

13-01-2021 06:09

210113-qmgklkv3dn 10

Analysis

  • max time kernel
    151s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-01-2021 17:45

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General

  • Target

    3dcd284892131ed336b5801c7993d3ed.exe

  • Size

    1.8MB

  • MD5

    3dcd284892131ed336b5801c7993d3ed

  • SHA1

    b1055faf8ac2c14ce5c45f1954c45f7ab6a986eb

  • SHA256

    9c748a69c48b79e6422b3bea1766e415de5532cb7ba2b9673d5a51163e6c1df2

  • SHA512

    9fb9ee8903ded8051ca40b1d6f780c7b475255987ee592e35ccebc7119fdef6202f2f80b47e00eedb1434649c299eea1f1f3580d1a65f9c19d54e6626f9e4b76

Score
10/10
xmrigminerpersistenceransomwarespyware

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • Executes dropped EXE 1 IoCs
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

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

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

    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 3 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 4979 IoCs
  • Suspicious behavior: EnumeratesProcesses 352 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 142 IoCs
  • Suspicious use of SendNotifyMessage 142 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3dcd284892131ed336b5801c7993d3ed.exe
    "C:\Users\Admin\AppData\Local\Temp\3dcd284892131ed336b5801c7993d3ed.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Microsoft\Windows\WindowsNetworkManager.exe
      "C:\Microsoft\Windows\WindowsNetworkManager.exe" C:\Users\Admin\AppData\Local\Temp\3dcd284892131ed336b5801c7993d3ed.exe
      2⤵
      • Executes dropped EXE
      • Modifies extensions of user files
      • Deletes itself
      • Drops file in System32 directory
      • Sets desktop wallpaper using registry
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1996
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1688

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Microsoft\Windows\WindowsNetworkManager.exe
    MD5

    3dcd284892131ed336b5801c7993d3ed

    SHA1

    b1055faf8ac2c14ce5c45f1954c45f7ab6a986eb

    SHA256

    9c748a69c48b79e6422b3bea1766e415de5532cb7ba2b9673d5a51163e6c1df2

    SHA512

    9fb9ee8903ded8051ca40b1d6f780c7b475255987ee592e35ccebc7119fdef6202f2f80b47e00eedb1434649c299eea1f1f3580d1a65f9c19d54e6626f9e4b76

    Download Submit

  • C:\Microsoft\Windows\WindowsNetworkManager.exe
    MD5

    3dcd284892131ed336b5801c7993d3ed

    SHA1

    b1055faf8ac2c14ce5c45f1954c45f7ab6a986eb

    SHA256

    9c748a69c48b79e6422b3bea1766e415de5532cb7ba2b9673d5a51163e6c1df2

    SHA512

    9fb9ee8903ded8051ca40b1d6f780c7b475255987ee592e35ccebc7119fdef6202f2f80b47e00eedb1434649c299eea1f1f3580d1a65f9c19d54e6626f9e4b76

    Download Submit

  • \Microsoft\Windows\WindowsNetworkManager.exe
    MD5

    3dcd284892131ed336b5801c7993d3ed

    SHA1

    b1055faf8ac2c14ce5c45f1954c45f7ab6a986eb

    SHA256

    9c748a69c48b79e6422b3bea1766e415de5532cb7ba2b9673d5a51163e6c1df2

    SHA512

    9fb9ee8903ded8051ca40b1d6f780c7b475255987ee592e35ccebc7119fdef6202f2f80b47e00eedb1434649c299eea1f1f3580d1a65f9c19d54e6626f9e4b76

    Download Submit

  • memory/1668-3-0x0000000074B31000-0x0000000074B33000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1668-4-0x0000000000670000-0x0000000000671000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1668-5-0x0000000000671000-0x0000000000672000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1668-7-0x0000000000677000-0x0000000000679000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1668-6-0x0000000000672000-0x0000000000674000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1668-8-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1668-2-0x0000000002050000-0x0000000002061000-memory.dmp

    Filesize

    68KB

    Download

  • memory/1688-21-0x000007FEFB6F1000-0x000007FEFB6F3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1996-12-0x0000000002120000-0x0000000002131000-memory.dmp

    Filesize

    68KB

    Download

  • memory/1996-18-0x00000000026F7000-0x00000000026F9000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1996-17-0x00000000026F2000-0x00000000026F4000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1996-19-0x0000000001F90000-0x0000000001F91000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1996-16-0x00000000026F1000-0x00000000026F2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1996-15-0x00000000026F0000-0x00000000026F1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1996-20-0x00000000026F9000-0x00000000026FA000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1996-10-0x0000000000000000-mapping.dmp

    Download

  • memory/1996-22-0x00000000026FE000-0x000000000270F000-memory.dmp

    Filesize

    68KB

    Download