c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f

Analysis

max time kernel
379s
max time network
405s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 20:53

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General

Target

c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Size

832KB
MD5

20eb3a0c3f3d74d4480a24d656112fac
SHA1

277c73c370933c7e3e492523279c4df0f619bcb9
SHA256

c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f
SHA512

5ebf46890b1c2d1affd125b8d93a154ac5375b43659c254e28bbb0d5ed0c0a5fe4fc922a0303cf28be3cb7922b7e81d8e3973e6b21bdab832a3716dac023c0b1
SSDEEP

24576:lUsnS6VUKtMJn4sq3lsY7N5ZcerOPLQ6/sC:3nS67ynbMlsY7/rOPLMC

Score

8^/10

evasion persistence trojan

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe

Modifies registry class 34 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\ = "TinyJSObject Class"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Programmable	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\ = "JSIELib"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib\ = "{7E77E9F2-D76B-4D54-B515-9A7F93DF03DF}"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS\ = "0"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version\ = "1.0"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0"	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3900	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
3900	c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe

C:\Users\Admin\AppData\Local\Temp\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe
"C:\Users\Admin\AppData\Local\Temp\c81bcda0c6418f3695710afb1ab1e0edf4600e73f7e26567242c398e51c6989f.exe"
1⤵
- Registers COM server for autorun
- Checks whether UAC is enabled
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3900-132-0x0000000002590000-0x0000000002712000-memory.dmp

Filesize
1.5MB

Download
memory/3900-139-0x0000000002590000-0x0000000002712000-memory.dmp

Filesize
1.5MB

Download
memory/3900-140-0x0000000002590000-0x0000000002712000-memory.dmp

Filesize
1.5MB

Download
memory/3900-141-0x0000000002590000-0x0000000002712000-memory.dmp

Filesize
1.5MB

Download