cryptbot | 51e9ccfd1c8ae13270052947f8dc6e3386c585bf733228a8dc0e028e1c31223f

Analysis

max time kernel
119s
max time network
124s
platform
windows10_x64
resource
win10-ja-20211014
submitted
21-10-2021 12:27

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General

Target

installer.exe
Size

2.7MB
MD5

a9a3893285e274d60a9bb5b85f4dfcc4
SHA1

960237e74a28393b0f906a46acffdb4d6160b763
SHA256

51e9ccfd1c8ae13270052947f8dc6e3386c585bf733228a8dc0e028e1c31223f
SHA512

b22237255cdcca7c9cdd1dd0664368a967b09ad672f57beb96891ab6abfd6bf4c2d7161f1f9e9bc468539811494c8fc1c6d6417c0b339c22fc90769addfa3bc0

Score

10^/10

cryptbot discovery evasion persistence spyware stealer themida trojan

Malware Config

Signatures

CryptBot
A C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Registers COM server for autorun 1 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

evasion 4 IoCs

evasion.

evasion

Processes:

resource	yara_rule
behavioral5/memory/664-115-0x0000000000190000-0x000000000087E000-memory.dmp	evasion
behavioral5/memory/664-116-0x0000000000190000-0x000000000087E000-memory.dmp	evasion
behavioral5/memory/664-117-0x0000000000190000-0x000000000087E000-memory.dmp	evasion
behavioral5/memory/664-118-0x0000000000190000-0x000000000087E000-memory.dmp	evasion

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

installer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	installer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	installer.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral5/memory/664-115-0x0000000000190000-0x000000000087E000-memory.dmp	themida
behavioral5/memory/664-116-0x0000000000190000-0x000000000087E000-memory.dmp	themida
behavioral5/memory/664-117-0x0000000000190000-0x000000000087E000-memory.dmp	themida
behavioral5/memory/664-118-0x0000000000190000-0x000000000087E000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

installer.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA installer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	installer.exe

Drops file in System32 directory 4 IoCs

Processes:

OfficeC2RClient.exe

description	ioc	process
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
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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

installer.exe

pid process

664 installer.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
664	installer.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

installer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	installer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	installer.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2180 timeout.exe

pid	process
2180	timeout.exe

Modifies data under HKEY_USERS 23 IoCs

Processes:

OfficeC2RClient.exe

description	ioc	process
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	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\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 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\Common\ClientTelemetry\Volatile	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
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\16.0\Common\ExperimentConfigs\Ecs	OfficeC2RClient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\TrustCenter\Experimentation	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	OfficeC2RClient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry	OfficeC2RClient.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata	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\ExperimentEcs\all\Overrides	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\Common	OfficeC2RClient.exe

Modifies registry class 44 IoCs

Processes:

FileSyncConfig.exe

description	ioc	process
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\SysWow64\\shell32.dll"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\system32\\shell32.dll"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_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-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\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-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40"	FileSyncConfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

installer.exe

pid process

664 installer.exe
664 installer.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OfficeC2RClient.exe

pid process

1552 OfficeC2RClient.exe

pid	process
664	installer.exe
664	installer.exe

pid	process
1552	OfficeC2RClient.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

installer.execmd.exe

description	pid	process	target process
PID 664 wrote to memory of 1548	664	installer.exe	cmd.exe
PID 664 wrote to memory of 1548	664	installer.exe	cmd.exe
PID 664 wrote to memory of 1548	664	installer.exe	cmd.exe
PID 1548 wrote to memory of 2180	1548	cmd.exe	timeout.exe
PID 1548 wrote to memory of 2180	1548	cmd.exe	timeout.exe
PID 1548 wrote to memory of 2180	1548	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\installer.exe
"C:\Users\Admin\AppData\Local\Temp\installer.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:664

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\installer.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1548

C:\Windows\SysWOW64\timeout.exe
timeout 4
3⤵
- Delays execution with timeout.exe
PID:2180

C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.196.0921.0007\FileSyncConfig.exe
"C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.196.0921.0007\FileSyncConfig.exe"
1⤵
- Modifies registry class
PID:2104

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe" /frequentupdate SCHEDULEDTASK displaylevel=False
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1552

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\GEMMYG~1.ZIP
MD5
5258a990ca3d3c30184eceb1f696b663

SHA1
80bc922c81835a466b9073f3ba981694b045029e

SHA256
e4b14f80252430f161d308f863161347d398a38660ec62b3aaa70b1bdc5ae1df

SHA512
082b524a63833e2d80accf1f7569e1e25e8f6af78a8d23c8ddaf8f471c1ccf12c24b9c7ccb00c673a2e12aaa8534a92475dd595451157a118c85cde89e8a357e

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\ICYIWQ~1.ZIP
MD5
77e0d8fe85f8b7ebb66cb8eae3316af8

SHA1
4870a00d8531c0f75c1d8f360c1e69b6edd51f99

SHA256
8ab403a4adda8bf10919c7adae43e5d9b52a915bab05ba7fb5a00178a62e6d10

SHA512
499df205ea0a4ece9bac7bf274621dca5f3e01a34dcba7b938a40edf69e650dab0b30b734a137ad7cfeca4262dac97475f643a025bc87c4abfdc7a8b3cb9c31f

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C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_Chrome\DEFAUL~1.BIN
MD5
d4026455697acb78d4f621b54352b4f0

SHA1
f32214a2fa38ee0eadb6b38b0cd444dc34ebc2c9

SHA256
2e28af610200cae02bd440c87bee8508a08c65510e83916acf94f96faf6d7624

SHA512
efb97c89babef3239063c4bb4230f5458474b4141dc128e84a4fe0e4067bc3e8a5ba6e2f6fc87568619af12c05731d121ccf73acbcd9ba06afd5fe92f65a2f76

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_Chrome\DEFAUL~1.DB
MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_Chrome\DEFAUL~2.DB
MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_Chrome\DEFAUL~3.DB
MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_INFOR~1.TXT
MD5
fd23a545d854da8e6c43300942cac680

SHA1
8ebf05f558849adeee19d7088fef756ca1b16c44

SHA256
1e10af45d533981e252a0eb71021a5c7e971f0814ede60d85b6096931f0ffc83

SHA512
4b0a193b7258967af7025eaf9a598be0f6a076bd43b1067b6a7a12a32c7fd436e86b1b878c4db520f9cd53db9ea6ef6c79d04010f6978ba622106076be45b628

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C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\_Files\_SCREE~1.JPE
MD5
42492a40e9be574f6c4b933eccb75dae

SHA1
7dcae23bfefe6f7f36d8428cca40155834cb4ffe

SHA256
ddcf1896d7784f654a1c8a1c873383668c7b99452e0737f7b265430b3f5814b7

SHA512
a6d4afdbb46f832b0893cf111d8727584b255febea3913a09a684e6cfaf42db95b73a55b2007b39ea418fdcfeeb11fa63d4fcbd1619d501ce72e86cecab9524a

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C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\SCREEN~1.JPG
MD5
42492a40e9be574f6c4b933eccb75dae

SHA1
7dcae23bfefe6f7f36d8428cca40155834cb4ffe

SHA256
ddcf1896d7784f654a1c8a1c873383668c7b99452e0737f7b265430b3f5814b7

SHA512
a6d4afdbb46f832b0893cf111d8727584b255febea3913a09a684e6cfaf42db95b73a55b2007b39ea418fdcfeeb11fa63d4fcbd1619d501ce72e86cecab9524a

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\SYSTEM~1.TXT
MD5
fd23a545d854da8e6c43300942cac680

SHA1
8ebf05f558849adeee19d7088fef756ca1b16c44

SHA256
1e10af45d533981e252a0eb71021a5c7e971f0814ede60d85b6096931f0ffc83

SHA512
4b0a193b7258967af7025eaf9a598be0f6a076bd43b1067b6a7a12a32c7fd436e86b1b878c4db520f9cd53db9ea6ef6c79d04010f6978ba622106076be45b628

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\_Chrome\DEFAUL~1.BIN
MD5
d4026455697acb78d4f621b54352b4f0

SHA1
f32214a2fa38ee0eadb6b38b0cd444dc34ebc2c9

SHA256
2e28af610200cae02bd440c87bee8508a08c65510e83916acf94f96faf6d7624

SHA512
efb97c89babef3239063c4bb4230f5458474b4141dc128e84a4fe0e4067bc3e8a5ba6e2f6fc87568619af12c05731d121ccf73acbcd9ba06afd5fe92f65a2f76

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\_Chrome\DEFAUL~1.DB
MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\_Chrome\DEFAUL~2.DB
MD5
055c8c5c47424f3c2e7a6fc2ee904032

SHA1
5952781d22cff35d94861fac25d89a39af6d0a87

SHA256
531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

SHA512
c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

Download Submit
C:\Users\Admin\AppData\Local\Temp\mFtyoCuwTmEj\files_\_Chrome\DEFAUL~3.DB
MD5
8ee018331e95a610680a789192a9d362

SHA1
e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

SHA256
94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

SHA512
4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

Download Submit
memory/664-115-0x0000000000190000-0x000000000087E000-memory.dmp

Filesize
6.9MB

Download
memory/664-119-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/664-118-0x0000000000190000-0x000000000087E000-memory.dmp

Filesize
6.9MB

Download
memory/664-117-0x0000000000190000-0x000000000087E000-memory.dmp

Filesize
6.9MB

Download
memory/664-116-0x0000000000190000-0x000000000087E000-memory.dmp

Filesize
6.9MB

Download
memory/1548-120-0x0000000000000000-mapping.dmp

Download
memory/2180-135-0x0000000000000000-mapping.dmp

Download