4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d

General

Target

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
Size

36KB
MD5

e284f66f6759911c7c032bd131332a24
SHA1

79edba44f0a1a55def326a6c6ba885f2478a4780
SHA256

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d
SHA512

a5722e1d07cd61ccded507b97d69d00cd250b42b9a6c75327a7db69e1aceb1b29a58b6fbc0ca2e56aaba200470ae38c70bd18c3fe7b515a9cff6dbfe075178c8
SSDEEP

768:n+ssHLUCpqCXhcTW/Y20TlXjU12W3sGctza:n+sRKFc/xTBi1cc

Score

8^/10

persistence

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

Processes:

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

description	ioc	process
File opened for modification	C:\WINDOWS\system32\drivers\etc\hosts.ics	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
File opened for modification	C:\WINDOWS\system32\drivers\etc\hosts	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\cfhack = "C:\\WINDOWS\\admin.exe"	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

Modifies Internet Explorer settings 1 TTPs 5 IoCs

adware spyware

Modify Registry

T1112

Processes:

RunDll32.exeRunDll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	RunDll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	RunDll32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\LowRegistry\DOMStorage	RunDll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomStorageState	RunDll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomStorageState\EdpCleanupState = "0"	RunDll32.exe

Modifies data under HKEY_USERS 7 IoCs

Processes:

rundll32.exeRunDll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	RunDll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133136712960862773"	RunDll32.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-19	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-19\Software	rundll32.exe

Modifies registry class 24 IoCs

Processes:

rundll32.exerundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CachePrefix = "Visited:"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Explorer	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Extensible Cache	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CacheVersion = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CachePrefix	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Explorer\DOMStorage	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Explorer\DomStorageState	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Explorer\DomStorageState\EdpCleanupState = "0"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CacheLimit = "51200"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CacheLimit = "1"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CachePrefix = "Visited:"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CachePrefix	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CacheVersion = "1"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CacheVersion = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Explorer\EdpDomStorage	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CacheLimit = "1"	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 1120 rundll32.exe
Token: SeDebugPrivilege 1120 rundll32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

RunDll32.exeRunDll32.exe

pid process

3852 RunDll32.exe
2012 RunDll32.exe

description	pid	process
Token: SeDebugPrivilege	1120	rundll32.exe
Token: SeDebugPrivilege	1120	rundll32.exe

pid	process
3852	RunDll32.exe
2012	RunDll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

pid	process
2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exeRunDll32.exeRunDll32.exe

description	pid	process	target process
PID 2224 wrote to memory of 3852	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 2224 wrote to memory of 3852	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 2224 wrote to memory of 3852	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 2224 wrote to memory of 2012	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 2224 wrote to memory of 2012	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 2224 wrote to memory of 2012	2224	4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe	RunDll32.exe
PID 3852 wrote to memory of 1132	3852	RunDll32.exe	rundll32.exe
PID 3852 wrote to memory of 1132	3852	RunDll32.exe	rundll32.exe
PID 3852 wrote to memory of 1132	3852	RunDll32.exe	rundll32.exe
PID 2012 wrote to memory of 1120	2012	RunDll32.exe	rundll32.exe
PID 2012 wrote to memory of 1120	2012	RunDll32.exe	rundll32.exe
PID 2012 wrote to memory of 1120	2012	RunDll32.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe
"C:\Users\Admin\AppData\Local\Temp\4dba6cbd83d9b07f305943ae904a3f6271ae9734ad962c67c2a02d75110c976d.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2224

C:\Windows\SysWOW64\RunDll32.exe
RunDll32.exe InetCpl.cpl,ClearMyTracksByProcess 8
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3852

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000
3⤵
- Modifies registry class
PID:1132

C:\Windows\SysWOW64\RunDll32.exe
RunDll32.exe InetCpl.cpl,ClearMyTracksByProcess 2
2⤵
- Modifies Internet Explorer settings
- Modifies data under HKEY_USERS
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2012

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:2 WinX:0 WinY:0 IEFrame:00000000
3⤵
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:1120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1120-139-0x0000000000000000-mapping.dmp

Download
memory/1132-138-0x0000000000000000-mapping.dmp

Download
memory/2012-137-0x0000000000000000-mapping.dmp

Download
memory/2224-134-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2224-135-0x0000000000030000-0x0000000000033000-memory.dmp

Filesize
12KB

Download
memory/2224-140-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3852-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads