Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    13-01-2022 15:53

General

  • Target

    load.msi

  • Size

    4.0MB

  • MD5

    84a654e89c30bf453beecaafb694f6a9

  • SHA1

    40ead07a0b5079314cfb2811d425e0370f6b6715

  • SHA256

    5fe0bcefbfd86e01e6fd17a2009f2e9ebaf041e9ecf7ce3c83603a74ad440d53

  • SHA512

    3e8b1e228d9e46c1fbb3639c5c71a6d790f51696160c11252906ddefe31db6668c687937fb6fd9f4bbbcadcf0c7357b03dc64299f7f36447279943c1e1f6914f

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops startup file 1 IoCs
  • Loads dropped DLL 9 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 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Script User-Agent 4 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\load.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:956
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:796
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 5653009103D774E9D0D9C0A7BAC486E9
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1480
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        "C:\Windows\System32\Wbem\WMIC.exe" process call create 'C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe'
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1392
  • C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C schtasks /CREATE /TN "OneDrive " /TR C:\\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe /SC minute /MO 2 /IT /RU %USERNAME%
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1620
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /CREATE /TN "OneDrive " /TR C:\\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe /SC minute /MO 2 /IT /RU Admin
        3⤵
        • Creates scheduled task(s)
        PID:1488
    • C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
      "C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1408

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Vso\font.cache
    MD5

    7834e13b8eb68255c9957100f4b1d5f9

    SHA1

    da134210ea64a9bdd59817e2f07bb7ebd1fc0624

    SHA256

    dbf23ab06b2df630045a2e0c47b2641451006157dd8468e5f19488ecbbfb330a

    SHA512

    1678f2054b2edc7015dab5856ab56fc0f5c0d8db4e6a11578a37ab267d032794f059c6ef4bb43e3aa4abcb4c683fe46843b40d20325764ce1ba66b453199493e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    MD5

    7731b984faa5304e11a1be34e349f6b7

    SHA1

    6c7cdaefae4b9adc92bfe6c3e90a9a43154ca80a

    SHA256

    468a8d984c387c1199bb130ea7402e7b9d1cb6579ef3d57e85c57b677c758dee

    SHA512

    1bf31d609b5e6e398d8a657f975763be07537dc317b539ce5224ff750863d148778a41ae68faa0a8027292a690401c824b17f9cdd93881a3a5bdb002642e237e

  • C:\Users\Admin\gDvGbULgOmVqZPD\Host.hst
    MD5

    6f3bba5ce4dd65ee065162686a92a85b

    SHA1

    cc7954337b595a43d3213e7e009d71da1e87f83e

    SHA256

    450179cf5eb269302ce1487864e1cef5516bdedd98adea7376ea3dd00b634658

    SHA512

    346df682063a0bc18836635bd88c22d046e05dfd4538aa7a1a2cd4e80608fd0d070f3bacd720fbf862bcfdda2cd4e6ecd84063c66157e833bc57cfe01c3e53e1

  • C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    MD5

    0fef3ff51c28467fd84d7e5995b5b201

    SHA1

    4eb5f61c3c2a408e44555964ad8c51713c8a8f2c

    SHA256

    6506bac3cb16bc73f6f1ee76591b206c7b331e85afd07eba12f2bed5730f63ff

    SHA512

    18050bb3eaad2d3c33da1e10997dff4e17f9b6bd969a62453ab2d6fe638b16ec81a10f2ef76b521a868273159d3862519ff31d4d62f2534cb3e3a72dee08dcd7

  • C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    MD5

    0fef3ff51c28467fd84d7e5995b5b201

    SHA1

    4eb5f61c3c2a408e44555964ad8c51713c8a8f2c

    SHA256

    6506bac3cb16bc73f6f1ee76591b206c7b331e85afd07eba12f2bed5730f63ff

    SHA512

    18050bb3eaad2d3c33da1e10997dff4e17f9b6bd969a62453ab2d6fe638b16ec81a10f2ef76b521a868273159d3862519ff31d4d62f2534cb3e3a72dee08dcd7

  • C:\Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    MD5

    0fef3ff51c28467fd84d7e5995b5b201

    SHA1

    4eb5f61c3c2a408e44555964ad8c51713c8a8f2c

    SHA256

    6506bac3cb16bc73f6f1ee76591b206c7b331e85afd07eba12f2bed5730f63ff

    SHA512

    18050bb3eaad2d3c33da1e10997dff4e17f9b6bd969a62453ab2d6fe638b16ec81a10f2ef76b521a868273159d3862519ff31d4d62f2534cb3e3a72dee08dcd7

  • C:\Users\Admin\gDvGbULgOmVqZPD\avutil.dll
    MD5

    24c1450ef4b748a0cf5038ad702da013

    SHA1

    375331dd53d616d1b50545bc836b64417631f1f3

    SHA256

    34c1783c7123792db23819622bcb69a8bd7604624ef61b12596b427215013f08

    SHA512

    b6e5e3a6209c4db0da3870fe5eed7fa222c0f6f9f6ace50a5d7ce1e516ba08b02aeed65f3f3b21b7c59f8375098ebe72e732f04a74d5ebedbc50a34652b6db69

  • C:\Users\Admin\gDvGbULgOmVqZPD\win_sparkle_check_update_with_ui_and_install
    MD5

    d525fa53f1f7c10a432c31d6b6cc6b3b

    SHA1

    c13cd2695171fa0353995b02dab4e20485717258

    SHA256

    b0c61e2b76fe4e78dccbab97f55de98ae99f61c0e45b4f0956ce4b073be79100

    SHA512

    627bf42c7097840dec4d1cd03ba3fdc16ea7c42cc1446e99a94f7961da691aa6b2788e46f7bc9c19672edcd51140594c7ae83c1920a37d9de79a2df63981ecb5

  • C:\Windows\Installer\MSI1107.tmp
    MD5

    0872fc86ddb1c0c51beab1deaaa80218

    SHA1

    abe143cfe0053d6e93c042815f020ff4714794bc

    SHA256

    99f2f155dfed73c33416e82ca6cd8f6dc66abbf50513a5e2a857d12e49504c60

    SHA512

    1b15ea0122d5adef9098381a2dc9659257ba13704fc4b51105c535044c94e370b9ea24e70c836e85cd0b4c9cc4dab63522c74af2ab913619984e86c27888a346

  • C:\Windows\Installer\MSI5FAD.tmp
    MD5

    9f1e5d66c2889018daef4aef604eebc4

    SHA1

    b80294261c8a1635e16e14f55a3d76889ff2c857

    SHA256

    02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

    SHA512

    8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

  • C:\Windows\Installer\MSI6578.tmp
    MD5

    9f1e5d66c2889018daef4aef604eebc4

    SHA1

    b80294261c8a1635e16e14f55a3d76889ff2c857

    SHA256

    02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

    SHA512

    8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

  • C:\Windows\Installer\MSI65D7.tmp
    MD5

    0872fc86ddb1c0c51beab1deaaa80218

    SHA1

    abe143cfe0053d6e93c042815f020ff4714794bc

    SHA256

    99f2f155dfed73c33416e82ca6cd8f6dc66abbf50513a5e2a857d12e49504c60

    SHA512

    1b15ea0122d5adef9098381a2dc9659257ba13704fc4b51105c535044c94e370b9ea24e70c836e85cd0b4c9cc4dab63522c74af2ab913619984e86c27888a346

  • \Users\Admin\gDvGbULgOmVqZPD\ZftivGeUpmdBOrH.exe
    MD5

    0fef3ff51c28467fd84d7e5995b5b201

    SHA1

    4eb5f61c3c2a408e44555964ad8c51713c8a8f2c

    SHA256

    6506bac3cb16bc73f6f1ee76591b206c7b331e85afd07eba12f2bed5730f63ff

    SHA512

    18050bb3eaad2d3c33da1e10997dff4e17f9b6bd969a62453ab2d6fe638b16ec81a10f2ef76b521a868273159d3862519ff31d4d62f2534cb3e3a72dee08dcd7

  • \Users\Admin\gDvGbULgOmVqZPD\avutil.dll
    MD5

    e7428218b4383ccbfc9f88c326981cae

    SHA1

    e1e01792196dc55c7f7e78a9d1ed7513efa3cd35

    SHA256

    32d3e0082768695711424ba6e21bfbeb2cbe4955736f810df8067303398e06db

    SHA512

    6a8aa273283ef387824dcb58e340f1187652c9d1fe55d88f809856fae84a8c197af2a82f9dee355afe1bffd06becc299df53bc8d7eed1c13ffb8e5fae6895223

  • \Users\Admin\gDvGbULgOmVqZPD\avutil.dll
    MD5

    b59e2e5031715565dd31a008e0d78b92

    SHA1

    b116b415ab2d5f010789398f8b9f4832c030426d

    SHA256

    05557ce048bd729ca35c3c9f53fca2ff4ae88d540806ee9e2179f4a1f1525469

    SHA512

    160889392851dc5e12338d7879de43349798c2a491a720ea3c7c925b8c92374c332d66c17757b21f626d8f30526dcf3b4df4df0d937f6fb704b6493564b38053

  • \Users\Admin\gDvGbULgOmVqZPD\avutil.dll
    MD5

    ab57bedaee0629b12398f04b1ff421af

    SHA1

    dd7bf28c496fe8b319b9d0d5e5dd4c04d91ef1e9

    SHA256

    9017556aa18cdfde16df7e07d96d6f856aabb05b485772392a33589eec6e2ca5

    SHA512

    f23dcd10bddc69eafd06fae5f84413e7c15bc064cc2461abb0f679662b9babc7d31fce2d2ec4e890a3bcba6ca188c5b5158f071d363c8bb245c7939fe43b5122

  • \Users\Admin\gDvGbULgOmVqZPD\avutil.dll
    MD5

    393d32ebcd6e99e3583a769c97d5be7a

    SHA1

    d15cd2f80113f5ff23f66fda7a3e0e0bdfd22780

    SHA256

    3d0a23a5c6617ec2287eef74e6cfe0567806e87b0be3079416e0f56b44aca09a

    SHA512

    4f212c25a3d70f5a89daf85a85c0b7aea1ff51a8b1678294aebf3288ed73d2ce2352b5834a3380b438dbd75032aa7de8ec51136410892e8edcd0bd8c51f8e70f

  • \Windows\Installer\MSI1107.tmp
    MD5

    0872fc86ddb1c0c51beab1deaaa80218

    SHA1

    abe143cfe0053d6e93c042815f020ff4714794bc

    SHA256

    99f2f155dfed73c33416e82ca6cd8f6dc66abbf50513a5e2a857d12e49504c60

    SHA512

    1b15ea0122d5adef9098381a2dc9659257ba13704fc4b51105c535044c94e370b9ea24e70c836e85cd0b4c9cc4dab63522c74af2ab913619984e86c27888a346

  • \Windows\Installer\MSI5FAD.tmp
    MD5

    9f1e5d66c2889018daef4aef604eebc4

    SHA1

    b80294261c8a1635e16e14f55a3d76889ff2c857

    SHA256

    02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

    SHA512

    8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

  • \Windows\Installer\MSI6578.tmp
    MD5

    9f1e5d66c2889018daef4aef604eebc4

    SHA1

    b80294261c8a1635e16e14f55a3d76889ff2c857

    SHA256

    02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

    SHA512

    8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

  • \Windows\Installer\MSI65D7.tmp
    MD5

    0872fc86ddb1c0c51beab1deaaa80218

    SHA1

    abe143cfe0053d6e93c042815f020ff4714794bc

    SHA256

    99f2f155dfed73c33416e82ca6cd8f6dc66abbf50513a5e2a857d12e49504c60

    SHA512

    1b15ea0122d5adef9098381a2dc9659257ba13704fc4b51105c535044c94e370b9ea24e70c836e85cd0b4c9cc4dab63522c74af2ab913619984e86c27888a346

  • memory/956-54-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp
    Filesize

    8KB

  • memory/1392-66-0x0000000000000000-mapping.dmp
  • memory/1408-84-0x0000000000000000-mapping.dmp
  • memory/1408-90-0x0000000006400000-0x000000000656A000-memory.dmp
    Filesize

    1.4MB

  • memory/1408-94-0x0000000006B50000-0x0000000006B51000-memory.dmp
    Filesize

    4KB

  • memory/1408-93-0x00000000066C1000-0x0000000006B47000-memory.dmp
    Filesize

    4.5MB

  • memory/1408-87-0x0000000000240000-0x0000000000241000-memory.dmp
    Filesize

    4KB

  • memory/1480-56-0x0000000000000000-mapping.dmp
  • memory/1480-57-0x00000000756C1000-0x00000000756C3000-memory.dmp
    Filesize

    8KB

  • memory/1480-64-0x0000000000A50000-0x0000000000A51000-memory.dmp
    Filesize

    4KB

  • memory/1488-82-0x0000000000000000-mapping.dmp
  • memory/1496-79-0x0000000006811000-0x0000000006C97000-memory.dmp
    Filesize

    4.5MB

  • memory/1496-72-0x0000000000240000-0x0000000000241000-memory.dmp
    Filesize

    4KB

  • memory/1496-75-0x0000000006560000-0x00000000066CA000-memory.dmp
    Filesize

    1.4MB

  • memory/1496-80-0x00000000050C0000-0x00000000050C1000-memory.dmp
    Filesize

    4KB

  • memory/1620-81-0x0000000000000000-mapping.dmp