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Overview

overview

10

Static

static

3

Device/Har...8f.exe

windows7-x64

10

Device/Har...8f.exe

windows10-2004-x64

10

Resubmissions

22/01/2024, 09:39

240122-lmz71sdgd9 10

Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2024, 09:39

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General

  • Target

    Device/HarddiskVolume3/Users/User1/Desktop/56b42abd1e3f461a123322a3c6cb51f0efba0992e7101ab45962f908f.exe

  • Size

    225KB

  • MD5

    470b33af8631dd7b180bb4bc38450d21

  • SHA1

    3f44c4bcc74ce04d1b89b8e944561db0168166be

  • SHA256

    56b42abd1e3f461a123322a3c6cb51f0efba0992e7101ab45962f908fb52f235

  • SHA512

    71b7a94e64f2c7466ff0bac15b2f8a6c2333231f1195a2e21368db20162656019fbc343ae360d2e3513688cb1256286b6533360e9a2b4415bd100762be3d3c35

  • SSDEEP

    3072:n6syAG2L/wgMrxFSbY3Fq5dQWQC0F0+aLTZtjaPPZMtcdlrRMC/sPMn2wc:6iG2EgwFSc3U5dv0FOTDaPPZME9nBc

Score
10/10
contiransomwarespywarestealer

Malware Config

Extracted

Path

C:\Program Files (x86)\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. As you know (if you don't - just "google it"), all of the data that has been encrypted by our software cannot be recovered by any means without contacting our team directly. If you try to use any additional recovery software - the files might be damaged, so if you are willing to try - try it on the data of the lowest value. To make sure that we REALLY CAN get your data back - we offer you to decrypt 2 random files completely free of charge. You can contact our team directly for further instructions through our email : [email protected] You must pay the ransom 10,000 USDT! If your information is not received We will continue to have a presence in your network. We will publish your information after 5 days and send this information to the media. YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. ---BEGIN ID--- QXEwdnCCVMRmBARTaR37KZdKdFGiu5MwL2YAQNX35DY2SP7Ot6WBEql6WYJffGen ---END ID---

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Renames multiple (7348) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 31 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\Device\HarddiskVolume3\Users\User1\Desktop\56b42abd1e3f461a123322a3c6cb51f0efba0992e7101ab45962f908f.exe
    "C:\Users\Admin\AppData\Local\Temp\Device\HarddiskVolume3\Users\User1\Desktop\56b42abd1e3f461a123322a3c6cb51f0efba0992e7101ab45962f908f.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2956
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3AE3DAEE-CBFF-4ED4-B41E-A530010AD1E1}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5816
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3AE3DAEE-CBFF-4ED4-B41E-A530010AD1E1}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4520
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\readme.txt
    Filesize

    1KB

    MD5

    98bc7e8f712ff1e771e20dbb04efad88

    SHA1

    8e3e658114aa621e73e5baf93777967c0e94f649

    SHA256

    73bcf9c814c4b380b1d6d1b2f87898de6fbbeae852f4e0191f2d2ef7bada6c58

    SHA512

    5e3fd5a660e227b5f2dede2fe3fb8b6e37cab57efece9fa134bb592430beed9c71d65dd73944dfd9c57c8fd47925b3e9ea8efaa2551d8e191e06ee3fe53f3f55

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