Analysis

  • max time kernel
    62s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2022 10:41

General

  • Target

    8f07ea738d1c69b74fac16cabe39e858.msi

  • Size

    730KB

  • MD5

    8f07ea738d1c69b74fac16cabe39e858

  • SHA1

    2a4c4e73106b0dcb87fbfc4a14426e72e0c368b6

  • SHA256

    0038c99f2a5285acd2d4ed02c9a444b93c01e8e632b995cf30103e2e4f067329

  • SHA512

    db3a5884f0c71923ff5aee2e4341d495cd863f68894bab5a8d7426c31e53f2362bc55ec74da76c065e54625f5eb9e3ba07fcb040d3320771a44da6eed34fab66

  • SSDEEP

    12288:GGpswznMosyIa3FZjiazH1BpQc2Yf4U4oXMf6p2XHJZNNNh:GGOw7MAFZjiaZBuc2g4jocf6p2XHXNNr

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 5 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 51 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\8f07ea738d1c69b74fac16cabe39e858.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2148
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2228
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 13631ED2431C2E4B004B6B3798DA8B9A
      2⤵
      • Loads dropped DLL
      PID:1460
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3772

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\Installer\MSIEDB0.tmp

    Filesize

    56KB

    MD5

    38a4250c5e678728a0cdf126f1cdd937

    SHA1

    d55553ab896f085fd5cd191022c64442c99f48a4

    SHA256

    63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

    SHA512

    cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

  • C:\Windows\Installer\MSIEDB0.tmp

    Filesize

    56KB

    MD5

    38a4250c5e678728a0cdf126f1cdd937

    SHA1

    d55553ab896f085fd5cd191022c64442c99f48a4

    SHA256

    63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

    SHA512

    cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

  • C:\Windows\Installer\MSIF022.tmp

    Filesize

    56KB

    MD5

    38a4250c5e678728a0cdf126f1cdd937

    SHA1

    d55553ab896f085fd5cd191022c64442c99f48a4

    SHA256

    63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

    SHA512

    cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

  • C:\Windows\Installer\MSIF022.tmp

    Filesize

    56KB

    MD5

    38a4250c5e678728a0cdf126f1cdd937

    SHA1

    d55553ab896f085fd5cd191022c64442c99f48a4

    SHA256

    63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

    SHA512

    cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

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

    Filesize

    23.0MB

    MD5

    a4f64b81aacaddb09958561414b310b0

    SHA1

    38696d787d4d7947648b752260d047c792312fb2

    SHA256

    2c6f8196c9e1caece5269d0dae0d419fa83c618167c0d73c63b0562c41ff066d

    SHA512

    434b46c2bc2fb28a68e2b56f2b654e447b9cb77319b8aaaf93a9d018774b8f1dba5cbd12ccf2eba168b7006246dbe19b2ce8573f02113507e5139818be701b21

  • \??\Volume{2fb4ccdc-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{1d8cd0c0-e449-48ee-927a-c9ec04ef3c3d}_OnDiskSnapshotProp

    Filesize

    5KB

    MD5

    82b8c1def9c9dd8b14e740573b2c200e

    SHA1

    2366587d238dbf938994ae34b1dc8cf5eedd7ce1

    SHA256

    a4054677d701af9657616704852530f145daeeb5e73182cc639468c180b238a8

    SHA512

    d24a30b6e464f4331cfafba189ab0ed50972dba9e1dab456f02bfb831a5fb65ae370bf334666175f58d52c0f4455b3522fc034966741b2810577d87ea2f09aa1

  • memory/1460-133-0x0000000000000000-mapping.dmp

  • memory/2228-132-0x0000000000000000-mapping.dmp