Analysis

  • max time kernel
    72s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 21:00

General

  • Target

    SecuriteInfo.com.Java.Ratty.2.28609.8429.msi

  • Size

    382KB

  • MD5

    a4a64df68cf763c840552dd9d1c9b302

  • SHA1

    f9f23930dc79896dcc8b92dc6297edacabe093ce

  • SHA256

    fe81df4b16db8f18ec02d2de8f5249a0f65e9bcfff2ecc32d22b8cc7bea81f9a

  • SHA512

    19c9d7120446ae678d258148917cf3e56381deb0e1499ff007b45a178f997d3e83c9cda3e2096af4e4a2e808f2468f0bdfa16f2e3c1f607059831c08137c84a5

Score
8/10

Malware Config

Signatures

  • Blacklisted process makes network request 1 IoCs
  • 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 165 IoCs
  • Drops file in Windows directory 7 IoCs
  • Checks SCSI registry key(s) 3 TTPs 96 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Java.Ratty.2.28609.8429.msi
    1⤵
    • Blacklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3372
  • 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
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Modifies service
      • Suspicious use of AdjustPrivilegeToken
      PID:760
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Modifies service
    • Suspicious use of AdjustPrivilegeToken
    PID:2684
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s DsmSvc
    1⤵
    • Checks SCSI registry key(s)
    • Modifies data under HKEY_USERS
    PID:2772

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

    MD5

    2b821d0f1426643d069229fbb697c728

    SHA1

    dffe67fbe2f407b1ce43324321ccd37c443eaea9

    SHA256

    b7e450b1df2114fa319de14ccffa7fa0d41de31c1764b12026ecc2e6529fa5f4

    SHA512

    2d273880149436d2d407bc85ad6aa804c00d9943991e27bef0ea386203901bc6e2b43b6c5c78581bdafcdcb337997717e15979466435dba2e03f2d665a117ade

  • \??\Volume{0e932f02-0000-0000-0000-500600000000}\System Volume Information\SPP\OnlineMetadataCache\{9f1b844d-76eb-4642-aba1-b971f7bd6ed7}_OnDiskSnapshotProp

    MD5

    68e5e073f293e78650e256270d162f50

    SHA1

    118e2d8842dfe7f11bcfdb6c8c2fc17a9fb21aaf

    SHA256

    a33174d629bf707b10067637c11839cc9b52a50960495f358921f2820e22315f

    SHA512

    1a3227ecc30727f982513da5b27e312b6f18b420eabed34efba9d5180d6df9c229255220ac94bc91f16b88d406462143717154f52e04b958a026dd1ff3fab390

  • memory/760-3-0x0000000000000000-mapping.dmp

  • memory/3372-0-0x000001BEB2370000-0x000001BEB2374000-memory.dmp

    Filesize

    16KB

  • memory/3372-1-0x000001BEB2370000-0x000001BEB2374000-memory.dmp

    Filesize

    16KB