Overview

overview

8

Static

static

8

scvhost.exe

windows7_x64

8

scvhost.exe

windows10_x64

8

Analysis

  • max time kernel
    9s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    24-08-2021 06:08

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General

  • Target

    scvhost.exe

  • Size

    398KB

  • MD5

    6d48770e0812501ee714453e729d4936

  • SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

  • SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

  • SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

Score
8/10
persistenceupx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\scvhost.exe
    "C:\Users\Admin\AppData\Local\Temp\scvhost.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C echo. > "C:\Users\Admin\AppData\Roaming\scvhost.exe":Zone.Identifier
      2⤵
      • NTFS ADS
      PID:300
    • C:\Users\Admin\AppData\Roaming\scvhost.exe
      "C:\Users\Admin\AppData\Roaming\scvhost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:1696

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • C:\Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • C:\Users\Admin\AppData\Roaming\scvhost.exe:Zone.Identifier
    MD5

    bc949ea893a9384070c31f083ccefd26

    SHA1

    cbb8391cb65c20e2c05a2f29211e55c49939c3db

    SHA256

    6bdf66b5bf2a44e658bea2ee86695ab150a06e600bf67cd5cce245ad54962c61

    SHA512

    e4288e71070485637ec5825f510a7daa7e75ef6c71a1b755f51e1b0f2e58e5066837f58408ea74d75db42c49372c6027d433a869904fc5efaf4876dfcfde1287

    Download Submit
  • \Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • \Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • \Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • \Users\Admin\AppData\Roaming\scvhost.exe
    MD5

    6d48770e0812501ee714453e729d4936

    SHA1

    b5852d71c699358a00ff3d6034fab1bddb396647

    SHA256

    cc9edc887142fc50112db7bad99afc39518c2e132413b1d0a548fc1f267ea628

    SHA512

    65e62eb4a5aff5792fd6cbf44ee1a3bd0fe36cb69ae341fa6c4fc45847c5623b9a7446c98ef775234bd43b39a15e3fe1c6af775158e7e2047261670292e7824f

    Download Submit
  • memory/300-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1696-68-0x0000000000000000-mapping.dmp
    Download
  • memory/1768-60-0x0000000075D11000-0x0000000075D13000-memory.dmp
    Filesize

    8KB

    Download