Overview
overview
10Static
static
c8c2f5565b...24.exe
windows7_x64
10c8c2f5565b...24.exe
windows7_x64
10c8c2f5565b...24.exe
windows7_x64
10c8c2f5565b...24.exe
windows11_x64
10c8c2f5565b...24.exe
windows10_x64
10c8c2f5565b...24.exe
windows10_x64
10c8c2f5565b...24.exe
windows10_x64
10c8c2f5565b...24.exe
windows10_x64
10Analysis
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max time kernel
600s -
max time network
400s -
platform
windows10_x64 -
resource
win10-de-20210920 -
submitted
26-09-2021 14:45
Static task
static1
Behavioral task
behavioral1
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win7-ja-20210920
Behavioral task
behavioral2
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win7v20210408
Behavioral task
behavioral3
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win7-de-20210920
Behavioral task
behavioral4
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win11
Behavioral task
behavioral5
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win10v20210408
Behavioral task
behavioral6
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win10-ja-20210920
Behavioral task
behavioral7
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win10-en-20210920
Behavioral task
behavioral8
Sample
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
Resource
win10-de-20210920
General
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Target
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe
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Size
139KB
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MD5
3e201fc20a90e669990e2994d2114b83
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SHA1
24bfc9636c793e7ceb309b08e319b2d925a080bd
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SHA256
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24
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SHA512
4dae9203c1003ca32600d153d7a9f08fa3c50d7c665ee81d4d7608d8f47354e48493d4bb39af2a3259c7882ca0ba38f4db52033b0df3ddf4321cb7118b228591
Malware Config
Extracted
smokeloader
2020
http://naghenrietti1.top/
http://kimballiett2.top/
http://xadriettany3.top/
http://jebeccallis4.top/
http://nityanneron5.top/
http://umayaniela6.top/
http://lynettaram7.top/
http://sadineyalas8.top/
http://geenaldencia9.top/
http://aradysiusep10.top/
Extracted
redline
z0rm1onbuild
45.156.21.209:56326
Extracted
redline
installszxc
138.124.186.2:27999
Extracted
raccoon
f6d7183c9e82d2a9b81e6c0608450aa66cefb51f
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url4cnc
https://t.me/justoprostohello
Extracted
raccoon
b2f2e53f9e27f901d453d8f6fbafe1b4d5266bb7
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url4cnc
https://t.me/hcdrom1
Extracted
raccoon
5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
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url4cnc
https://t.me/agrybirdsgamerept
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 3 IoCs
resource yara_rule behavioral8/memory/4996-133-0x0000000000F50000-0x0000000000F6E000-memory.dmp family_redline behavioral8/files/0x000200000001a2c8-136.dat family_redline behavioral8/files/0x000200000001a2c8-139.dat family_redline -
Registers COM server for autorun 1 TTPs
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SmokeLoader
Modular backdoor trojan in use since 2014.
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suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
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suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Downloads MZ/PE file
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Executes dropped EXE 12 IoCs
pid Process 1296 F6DF.exe 5048 531A.exe 4996 57CE.exe 4548 Stub.exe 3668 66D3.exe 3580 9239.exe 1372 BA82.exe 3832 23Ny5bs1Ez.exe 1880 C60D.exe 4176 sihost.exe 4728 fbwbgde 1548 fbwbgde -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion BA82.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion BA82.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion F6DF.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion F6DF.exe -
Deletes itself 1 IoCs
pid Process 2064 Process not Found -
Loads dropped DLL 11 IoCs
pid Process 3668 66D3.exe 3668 66D3.exe 3668 66D3.exe 3668 66D3.exe 3668 66D3.exe 3668 66D3.exe 1880 C60D.exe 1880 C60D.exe 1880 C60D.exe 1880 C60D.exe 1880 C60D.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral8/files/0x000500000001a2c0-120.dat themida behavioral8/files/0x000500000001a2c0-121.dat themida behavioral8/files/0x002300000001a2d0-187.dat themida behavioral8/memory/1372-195-0x0000000000850000-0x0000000000851000-memory.dmp themida behavioral8/memory/1296-209-0x0000000001070000-0x0000000001071000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA F6DF.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA BA82.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Office\OTele\officec2rclient.exe.db-shm OfficeC2RClient.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat OfficeC2RClient.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Office\OTele\officec2rclient.exe.db OfficeC2RClient.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Office\OTele\officec2rclient.exe.db-wal OfficeC2RClient.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1372 BA82.exe 1296 F6DF.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3708 set thread context of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 4728 set thread context of 1548 4728 fbwbgde 115 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fbwbgde Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fbwbgde Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI fbwbgde Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4336 schtasks.exe 4820 schtasks.exe -
Delays execution with timeout.exe 2 IoCs
pid Process 3392 timeout.exe 2276 timeout.exe -
Modifies data under HKEY_USERS 23 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentEcs\all\Overrides OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\FirstSession\officeclicktorun OfficeC2RClient.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\LanguageResources\EnabledEditingLanguages\en-US = "2" OfficeC2RClient.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata OfficeC2RClient.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe\ULSMonitor\ULSTagIds0 = "5804129,17110992,7202269,17110988,7153487,39965824,17962391,17962392,3702920,3462423,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617" OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\Ecs\officeclicktorun OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentEcs\officeclicktorun\Overrides OfficeC2RClient.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\LanguageResources\EnabledEditingLanguages\en-US = "1" OfficeC2RClient.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe\ULSMonitor OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\Ecs\officeclicktorun\ConfigContextData OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0 OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry OfficeC2RClient.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe\ULSMonitor\ULSCategoriesSeverities = "1329 10,1329 50,941 10,1329 15,941 15,941 6,1329 100,1329 6" OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\Common\ClientTelemetry OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentEcs\Overrides OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\officeclicktorun OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officec2rclient.exe\ULSMonitor OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\Common\ClientTelemetry\Volatile OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\Ecs OfficeC2RClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\TrustCenter\Experimentation OfficeC2RClient.exe -
Modifies registry class 47 IoCs
description ioc Process Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\system32\\shell32.dll" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32 FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40" FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}" FileSyncConfig.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance Process not Found Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32 FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\SysWow64\\shell32.dll" FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40" FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag FileSyncConfig.exe Set value (int) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525" FileSyncConfig.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance Process not Found Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6} FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32 FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}" FileSyncConfig.exe Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder FileSyncConfig.exe Key deleted \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32 FileSyncConfig.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}" FileSyncConfig.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3796 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 3796 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2064 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3796 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 1548 fbwbgde -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeDebugPrivilege 5048 531A.exe Token: SeDebugPrivilege 4996 57CE.exe Token: 33 4996 57CE.exe Token: SeIncBasePriorityPrivilege 4996 57CE.exe Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeDebugPrivilege 4548 Stub.exe Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeDebugPrivilege 1372 BA82.exe Token: SeDebugPrivilege 1296 F6DF.exe Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found Token: SeCreatePagefilePrivilege 2064 Process not Found Token: SeShutdownPrivilege 2064 Process not Found -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2064 Process not Found 2064 Process not Found 2064 Process not Found 2064 Process not Found -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4972 OfficeC2RClient.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 3708 wrote to memory of 3796 3708 c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe 75 PID 2064 wrote to memory of 1296 2064 Process not Found 90 PID 2064 wrote to memory of 1296 2064 Process not Found 90 PID 2064 wrote to memory of 1296 2064 Process not Found 90 PID 2064 wrote to memory of 5048 2064 Process not Found 92 PID 2064 wrote to memory of 5048 2064 Process not Found 92 PID 2064 wrote to memory of 5048 2064 Process not Found 92 PID 2064 wrote to memory of 4996 2064 Process not Found 93 PID 2064 wrote to memory of 4996 2064 Process not Found 93 PID 5048 wrote to memory of 4548 5048 531A.exe 94 PID 5048 wrote to memory of 4548 5048 531A.exe 94 PID 5048 wrote to memory of 4548 5048 531A.exe 94 PID 2064 wrote to memory of 3668 2064 Process not Found 96 PID 2064 wrote to memory of 3668 2064 Process not Found 96 PID 2064 wrote to memory of 3668 2064 Process not Found 96 PID 2064 wrote to memory of 3580 2064 Process not Found 98 PID 2064 wrote to memory of 3580 2064 Process not Found 98 PID 2064 wrote to memory of 3580 2064 Process not Found 98 PID 2064 wrote to memory of 1372 2064 Process not Found 99 PID 2064 wrote to memory of 1372 2064 Process not Found 99 PID 2064 wrote to memory of 1372 2064 Process not Found 99 PID 3668 wrote to memory of 3832 3668 66D3.exe 101 PID 3668 wrote to memory of 3832 3668 66D3.exe 101 PID 3668 wrote to memory of 3832 3668 66D3.exe 101 PID 3668 wrote to memory of 1976 3668 66D3.exe 102 PID 3668 wrote to memory of 1976 3668 66D3.exe 102 PID 3668 wrote to memory of 1976 3668 66D3.exe 102 PID 2064 wrote to memory of 1880 2064 Process not Found 104 PID 2064 wrote to memory of 1880 2064 Process not Found 104 PID 2064 wrote to memory of 1880 2064 Process not Found 104 PID 1976 wrote to memory of 3392 1976 cmd.exe 105 PID 1976 wrote to memory of 3392 1976 cmd.exe 105 PID 1976 wrote to memory of 3392 1976 cmd.exe 105 PID 3832 wrote to memory of 4336 3832 23Ny5bs1Ez.exe 106 PID 3832 wrote to memory of 4336 3832 23Ny5bs1Ez.exe 106 PID 3832 wrote to memory of 4336 3832 23Ny5bs1Ez.exe 106 PID 1880 wrote to memory of 4156 1880 C60D.exe 109 PID 1880 wrote to memory of 4156 1880 C60D.exe 109 PID 1880 wrote to memory of 4156 1880 C60D.exe 109 PID 4156 wrote to memory of 2276 4156 cmd.exe 111 PID 4156 wrote to memory of 2276 4156 cmd.exe 111 PID 4156 wrote to memory of 2276 4156 cmd.exe 111 PID 4176 wrote to memory of 4820 4176 sihost.exe 112 PID 4176 wrote to memory of 4820 4176 sihost.exe 112 PID 4176 wrote to memory of 4820 4176 sihost.exe 112 PID 4728 wrote to memory of 1548 4728 fbwbgde 115 PID 4728 wrote to memory of 1548 4728 fbwbgde 115 PID 4728 wrote to memory of 1548 4728 fbwbgde 115 PID 4728 wrote to memory of 1548 4728 fbwbgde 115 PID 4728 wrote to memory of 1548 4728 fbwbgde 115 PID 4728 wrote to memory of 1548 4728 fbwbgde 115
Processes
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C:\Users\Admin\AppData\Local\Temp\c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe"C:\Users\Admin\AppData\Local\Temp\c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Users\Admin\AppData\Local\Temp\c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe"C:\Users\Admin\AppData\Local\Temp\c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3796
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C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.170.0822.0002\FileSyncConfig.exe"C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.170.0822.0002\FileSyncConfig.exe"1⤵
- Modifies registry class
PID:1424
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C:\Users\Admin\AppData\Local\Temp\F6DF.exeC:\Users\Admin\AppData\Local\Temp\F6DF.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1296
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C:\Users\Admin\AppData\Local\Temp\531A.exeC:\Users\Admin\AppData\Local\Temp\531A.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\ProgramData\Stub.exe"C:\ProgramData\Stub.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4548
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C:\Users\Admin\AppData\Local\Temp\57CE.exeC:\Users\Admin\AppData\Local\Temp\57CE.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4996
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C:\Users\Admin\AppData\Local\Temp\66D3.exeC:\Users\Admin\AppData\Local\Temp\66D3.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Users\Admin\AppData\Local\Temp\23Ny5bs1Ez.exe"C:\Users\Admin\AppData\Local\Temp\23Ny5bs1Ez.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"3⤵
- Creates scheduled task(s)
PID:4336
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C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\66D3.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:3392
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C:\Users\Admin\AppData\Local\Temp\9239.exeC:\Users\Admin\AppData\Local\Temp\9239.exe1⤵
- Executes dropped EXE
PID:3580
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C:\Users\Admin\AppData\Local\Temp\BA82.exeC:\Users\Admin\AppData\Local\Temp\BA82.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1372
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C:\Users\Admin\AppData\Local\Temp\C60D.exeC:\Users\Admin\AppData\Local\Temp\C60D.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\C60D.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4156 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:2276
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4176 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"2⤵
- Creates scheduled task(s)
PID:4820
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C:\Users\Admin\AppData\Roaming\fbwbgdeC:\Users\Admin\AppData\Roaming\fbwbgde1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4728 -
C:\Users\Admin\AppData\Roaming\fbwbgdeC:\Users\Admin\AppData\Roaming\fbwbgde2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1548
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe" /frequentupdate SCHEDULEDTASK displaylevel=False1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4972