Malware Analysis Report

2024-10-18 22:05

Sample ID 240616-117xcavajj
Target 668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97
SHA256 668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97

Threat Level: Shows suspicious behavior

The file 668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Checks for any installed AV software in registry

Writes to the Master Boot Record (MBR)

Executes dropped EXE

Loads dropped DLL

Uses Task Scheduler COM API

Modifies registry class

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of FindShellTrayWindow

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 22:08

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 22:08

Reported

2024-06-16 22:10

Platform

win7-20240220-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe"

Signatures

Checks for any installed AV software in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avast Software\Avast C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
File opened for modification \??\PhysicalDrive0 C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
File opened for modification \??\PhysicalDrive0 C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "4848e316-f602-4c33-930c-77ec15ca748b" C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "66FC9A86B023D8FFC79948E2D373B0F2" C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\5E1D6A55-0134-486E-A166-38C2E4919BB1 = "AQAAANCMnd8BFdERjHoAwE/Cl+sBAAAAZfPS9fP4KE20Ypw8ud0r/gQAAAACAAAAAAAQZgAAAAEAACAAAADzwFEp8nipz25D7V3/jTqiZmiLVtZk50sAqIOgXVUP/QAAAAAOgAAAAAIAACAAAABnIzpdjhO9mnPcyAHJIax6fwUxHxINEotOypD+9oCI5FAAAAAUi4fN32DX3b5EFXq9k8hWq8/uE8N9HXTv9EeufbJSFOFeSSqR0Sj4hNZXAO3pz3verxUgd/zGGf54No0LZg4VbwfAkmifcFfLungg4MJ1DUAAAAA+7e4IvvEFS7kFinGgIgGdLJS/m+g0zNy+v3lkPVUPco0CrG022ADQqHFovZ+tZN3huUSpZcpjkJaKRox/wUrh" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "66FC9A86B023D8FFC79948E2D373B0F2" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "4848e316-f602-4c33-930c-77ec15ca748b" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "4848e316-f602-4c33-930c-77ec15ca748b" C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "66FC9A86B023D8FFC79948E2D373B0F2" C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2192 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe
PID 2192 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe
PID 2192 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe
PID 2192 wrote to memory of 2536 N/A C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe
PID 2536 wrote to memory of 2720 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe
PID 2536 wrote to memory of 2720 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe
PID 2536 wrote to memory of 2720 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe
PID 2536 wrote to memory of 2128 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe
PID 2536 wrote to memory of 2128 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe
PID 2536 wrote to memory of 2128 N/A C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe

"C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe"

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe /icarus-info-path:C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\icarus-info.xml /install /sssid:2192

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe /sssid:2192 /er_master:master_ep_38f46a0b-0f60-4527-a263-abe4810b1bb1 /er_ui:ui_ep_a9587bc1-0469-44bd-aa21-6e915e70f54b

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus.exe /sssid:2192 /er_master:master_ep_38f46a0b-0f60-4527-a263-abe4810b1bb1 /er_ui:ui_ep_a9587bc1-0469-44bd-aa21-6e915e70f54b /er_slave:avg-tu_slave_ep_4829eafd-88b6-4054-85b7-26eb525773a6 /slave:avg-tu

Network

Country Destination Domain Proto
US 8.8.8.8:53 analytics.avcdn.net udp
US 34.117.223.223:443 analytics.avcdn.net tcp
US 8.8.8.8:53 honzik.avcdn.net udp
SE 23.34.233.8:443 honzik.avcdn.net tcp
US 8.8.8.8:53 analytics.avcdn.net udp
US 34.117.223.223:443 analytics.avcdn.net tcp
US 8.8.8.8:53 shepherd.avcdn.net udp
US 34.160.176.28:443 shepherd.avcdn.net tcp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
SE 23.34.233.8:443 honzik.avcdn.net tcp
SE 23.34.233.8:443 honzik.avcdn.net tcp
US 8.8.8.8:53 analytics.avcdn.net udp
US 34.117.223.223:443 analytics.avcdn.net tcp
US 8.8.8.8:53 analytics.avcdn.net udp
US 34.117.223.223:443 analytics.avcdn.net tcp

Files

\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus.exe

MD5 97856ab19be2842f985c899ccde7e312
SHA1 4b33ff3baeba3b61ee040b1d00ebff0531cc21ef
SHA256 2569a72d3a55ea7ad690d708907245c221664c5c88cadbc19e1967135fa40514
SHA512 b2f57fd7c482977ebf52b49e50e57f60f1bf87be5bbf54c0dcfb3038c0f46b89c70f10161fab7585d01b90c4fdc00b86932444f32528fed04b514c6746bff29f

C:\ProgramData\AVG\Icarus\Logs\sfx.log

MD5 4d7d60eaa582c4b4763fc54fa471da42
SHA1 9c48bbf7fec67ac991651b3f29b837dea4b6ab43
SHA256 165f157f0aeaf13a93f2cba5dd97bd2ba1805fe3f6940b26ed828200f9a00724
SHA512 5e9133363273385885a700212446c5c2bb33c9deddfeaabd2fd76bbcc59d8821808fcff00001dc30d223475dd70acd0a3dd77d2784f27e560f1bd1eaf9de0f52

C:\Users\Admin\AppData\Local\Temp\F07D8C6A-04B6-4025-869C-70A788D7B5C0

MD5 5a0c1416a86250bdcde2b2a280425e21
SHA1 87d6a50eec361faabc01a5ee48496e4e4b4dd025
SHA256 90135e66331672c8462b1e759feec46a58455baf1f3df3a3f7fbbc1b39e98fd6
SHA512 5ce81434ac2a211404bbc6da3eb739ab7ba68070b4e641eb69863def8ee6647f74e915ea425ebb0bcbea351bdf88d679815f634b41dfaa47c550e341f74578b6

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\icarus-info.xml

MD5 8d18b34459f76fc9bc617d9d1f316db9
SHA1 e05278c82fb3386f9595d088a8725a4027303b38
SHA256 a1b519979d3d09e06daa0e08052a0a887cb06354fafe8c484d53b0e29f1d17e9
SHA512 24230c1ec33001b07acae0ee044eed8b0e266a4c3b0a56246e2a7dd74f36ca8a3e6360dda37b44ca54ca55a5b679b02292c4cb3aff69666094a696047eae7b94

C:\Users\Admin\AppData\Local\Temp\D566D7D7-DCD6-471C-8109-BE0AD33199E3

MD5 22417b5d5eb168147f2c237d658a7163
SHA1 6ae67daf07c0a187f397923ecba497e5ab01ed58
SHA256 f1945b77f21bf5b8174bc94d0d69d4446baffd6808185554f8ae541e4254ecb1
SHA512 392b79a63b451495cc81877c288c0068d6c159bf0d7ce9ac0cc290128e57a5a1ebe0569dcbab85433448b3c1928be03cf01300ec7ae99573cfc4ef8c4c9b3cb8

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\icarus_ui.exe

MD5 7ebae16a6ea514e55f7160c3539261cc
SHA1 ae74b3af4926b6932aea68a32c7c8727d53a94e7
SHA256 f27f92f003505dbca839513d233198211860de0ef487973a5ce0761d8e8ebfb9
SHA512 f7c7c084517785f21ae0bd82509ddc31e985edbe9e07f275414806afa3f696037340ea0e6091221a5d81250adf170ca0fa4345915d000eaba6034a9db0f61369

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\product-info.xml

MD5 bdc8e86d841795137dc29fa962aa1ee6
SHA1 6e847883cc6884a8c269adfd19022cbba4be58cd
SHA256 73dc254c937d42f2cfa42c983df343969d59d6ef671d0b9bfcc95ce9e797e86b
SHA512 12ad0d7090caabfa3d4c25bdee5a9a0b09787631451d73de5f9a71404f39c955d46a78779af111ce333ad246246b56a64d712dfd5ee8117c3259273aba1ec96c

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\ecoo.edat

MD5 3da0fdcf895dfb002643293e8e40b1ea
SHA1 067f947bb927c59cf8c9993e310b19dfd57bed70
SHA256 4e93560d4a928c950f1a07f2ba6aadd197848aec782c91ea8bca5e8f2014ff1d
SHA512 b8eb6ee8194b48ab2a2eddd55fb82dd79a103c5efb8e3a14bc99c39f35d02b6d84f10c936acdc00042ef1fa516584a624cb680aa1b99721fdf0c6a5ba5fe3b13

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\setupui.cont

MD5 c95dc978812b51e1b9aa38c27faf3b1a
SHA1 70dee9e4f828652f6be927a193be6938bc175ce4
SHA256 4bafb54cd8637586dbfe316ea6e7f9f50010ff021f813128490d2a9c34a89bf0
SHA512 5202548902634ee28ce8fdab32f1fb8797881e3643b74d892da0155c3e90cbd98e837a85069c5bf1b06518e8355660486e63abefe41b2a484b4683f29fb1f0d0

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\dump_process.exe

MD5 c22d80d43019235520344972efec9ff2
SHA1 1a2b4b2a52d820f9233ca0201be9ee7f6d82adbc
SHA256 5841a3df4784e008b8f2c567f15bb28cdb4cb4ca35c750f1108dfb1ccb6011f0
SHA512 f1cadbc3077379a6d7e36b8cf3bc830f44b5e668d4a6c0ce6b62bde292498c4f41c6588c5eba2599aa67524acfd125b7f23c419ae2b4a8e4afea7708aad83edc

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\bug_report.exe

MD5 0c0f0ca2bb49dfa3743e9d4156007c70
SHA1 042fdfba346a89a83f0c782117038a82b29a28d1
SHA256 0e1865702916ae47aafc54c6199e3a73acb735ae888f9a8dd7bc4656268ef9ea
SHA512 e15f826ce67d4d5224cdcefc3194a5a9144e152ad16136f5774d2ca29484fc11e778e2e9d114af80ad2a99907bd4999e6eef95c7b7dbbe6a7829d67c1b6bbc92

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\common\product-def.xml

MD5 4f70105a30bbb4c3ac6e563f02852e62
SHA1 ff5c730804a6d4c4806f82848e6a38c6dc9f07c9
SHA256 5d06d8b936bfefeb3d0abfe5b37ad6dbb154d87696b7081b69bdc88af282e1e0
SHA512 90295b97d8bdf8fd4b55fbafa9eba1e8751af9d4c95e795bd22684c81fab9fc7a53399fdbf301a1520a42d361765017e25721bc5f953921907b957ba01c648e5

memory/2720-82-0x000007FFFFF70000-0x000007FFFFF80000-memory.dmp

C:\ProgramData\AVG\Icarus\settings\proxy.ini

MD5 b8853a8e6228549b5d3ad97752d173d4
SHA1 cd471a5d57e0946c19a694a6be8a3959cef30341
SHA256 8e511706c04e382e58153c274138e99a298e87e29e12548d39b7f3d3442878b9
SHA512 cf4edd9ee238c1e621501f91a4c3338ec0cb07ca2c2df00aa7c44d3db7c4f3798bc4137c11c15379d0c71fab1c5c61f19be32ba3fc39dc242313d0947461a787

C:\ProgramData\AVG\Icarus\Logs\sui.log

MD5 ac96a58e710cbfae8b5d29a969f0dfb7
SHA1 8a72f9dbe63e37de43f634e90212ce020f44b4d0
SHA256 6410134ea0f06b90dd6f249192d0291bdc6b839316ab89987bd3a1971086adb0
SHA512 ce7039c483efa5aa9b7bbb2799b5f7c8fede3959a8dec8425cb920e441cbc4eefb7c89bc7d7df696e82532bf895c2ab9b9f37088ecd76084041fa58cd3dd0fd2

C:\ProgramData\AVG\Icarus\Logs\report.log

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

C:\ProgramData\AVG\Icarus\Logs\icarus.log

MD5 683d6db9273c267e48ea39fb1ace9d68
SHA1 0b75e9fe478be5b034ccb91b28ac715d3cd15864
SHA256 c27684d4819e0b93e09a62487a61ddf743acba27216f3d2a9de0d12c294c7e09
SHA512 7175d468eb0f9964c3fc2ca053980f3d44b1663aeb666ba22a286d9b6e09ea8107fee0eeedc69d5013d94ddf8ba63bf210a002d83fa0851def5424c34763fa7e

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\config.def

MD5 d74cac8e23617717dcbac5d12be7e108
SHA1 573f84282e738e302b822eb9842500bf1b4b3b39
SHA256 a7f55316856c9eddb54a08fee7cd386aa07c27034c0ddd784cb0f4fc2fb0c55b
SHA512 b482cbeef3789d2c74e8035488aca68b33b395e1c561223a3c9a3cc5687a89cbbad88a84e4bdef8d1a55dfa831089075086362b02781726b55f260727af49052

C:\Windows\Temp\asw-e78d1b8e-13df-44d0-8039-2ff9cdf54861\avg-tu\icarus_product.dll

MD5 2f8931c51ebbe01d0c1d87d5ad2d652f
SHA1 a322fec62bbfe4d8b46199bc9001b4af74bbaf93
SHA256 add1dd3fb660dfb534317cb29e18a37e82f4e27000004ef29213914a6b6d5cfd
SHA512 2018cbf3179db624de67860370b80c46d8dbf59c9286e24c89e4edbf348720e38080aa1c5f8c6519593960057eb7fb3fa19b490bda5bc5fcafed2654dbb57890

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 22:08

Reported

2024-06-16 22:10

Platform

win10v2004-20240508-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\7CCD586D-2ABC-42FF-A23B-3731F4F183D9 = "4DEC930631D6A523D3820D3CE1249367" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\5E1D6A55-0134-486E-A166-38C2E4919BB1 = "AQAAANCMnd8BFdERjHoAwE/Cl+sBAAAAqaRQvLm0CkK0UztgWYfvlwQAAAACAAAAAAAQZgAAAAEAACAAAABHkrgyLbgzKx85RZzl5Clr7XwuRMKM/XgqlipQ0SZdOgAAAAAOgAAAAAIAACAAAADXyMfIcqef+F9oWyUEpK3dHVppq8f7gzgsfps6JJy3RDAAAAAtb+JK9K2neH/N2N0ns0dzmKaZc76oZfiTgjVe7d+QFjMMfaNBizYaHE2c0/U4b0pAAAAAr+FvDqqe028BMhC8BUXCy68YRWAFIPmaCYG2D5WtFCuNdg/nDZDxDCSOCbKiH0tF8JcOEatMEe9FZOHcqkHmPg==" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\C06AEB9D-8774-46E7-8160-8321BCD14D9F\56C7A9DA-4B11-406A-8B1A-EFF157C294D6 = "1ead7f1d-a3f7-4e8f-9582-ab4ae491097c" C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe

"C:\Users\Admin\AppData\Local\Temp\668a2469327102cece9ca2e8ed40df1ee260d90e760a5fbb0804137c6ed45d97.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4072,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4552 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp
US 8.8.8.8:53 honzik.avcdn.net udp
US 8.8.8.8:53 analytics.avcdn.net udp

Files

N/A