Analysis

  • max time kernel
    108s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:32

General

  • Target

    SecuriteInfo.com.Java.Ratty.2.30276.27803.msi

  • Size

    382KB

  • MD5

    6772d78a5fa486484815dc766db86f45

  • SHA1

    e46fafe80f104d63731370f770c94bf2f7c29a13

  • SHA256

    da37e5da9af1c2a21720b0000b2615f082913d42fd835ef95227297a99cf2872

  • SHA512

    acfa77f7fd88fa31adc7e5de43eb5042395846fa63fa46d844e3508862c79e10dbf268894af5f8a50a700730639f3cb819f1f1065a9d1068918fa6324748aef2

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Modifies service 2 TTPs 149 IoCs
  • Drops file in Windows directory 8 IoCs
  • Modifies data under HKEY_USERS 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 57 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Java.Ratty.2.30276.27803.msi
    1⤵
    • Enumerates connected drives
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1408
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Modifies service
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1768
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Modifies service
    • Suspicious use of AdjustPrivilegeToken
    PID:340
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot12" "" "" "6d110b0a3" "0000000000000000" "00000000000005AC" "00000000000005B0"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    MD5

    8ae416564a4443f911b1f3382134e693

    SHA1

    828eb558da30e889d8ea991933d2cc18ee3db21e

    SHA256

    39371d284504cd7ed348edf07a2ce1d1103623fb12f387976fcdf8d19ebebc80

    SHA512

    bd6b4bfd1e762af46a52e9e9b4933cf41b96fa34b52dc30a9c40eee0845b3a30a433aab6f35b413d4f36f3c2122b5564d2ef44220cddef4499d72af47b4f1d28

  • memory/1408-0-0x00000000041F0000-0x00000000041F4000-memory.dmp

    Filesize

    16KB

  • memory/1408-1-0x00000000052C0000-0x00000000052C4000-memory.dmp

    Filesize

    16KB

  • memory/1408-2-0x0000000005430000-0x0000000005434000-memory.dmp

    Filesize

    16KB

  • memory/1408-3-0x0000000005430000-0x0000000005434000-memory.dmp

    Filesize

    16KB

  • memory/1408-4-0x0000000005430000-0x0000000005434000-memory.dmp

    Filesize

    16KB

  • memory/1768-6-0x0000000002250000-0x0000000002254000-memory.dmp

    Filesize

    16KB

  • memory/1768-7-0x0000000001EB0000-0x0000000001EB4000-memory.dmp

    Filesize

    16KB