5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8

General

Target

5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Size

80KB
MD5

a779f5a538504029ae2fe3b3ba01400d
SHA1

360b85f82f03cfd81586b93fdd82ede07464bc24
SHA256

5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8
SHA512

a39ae08583df0c9dfbd1072757cd6406b0e9e633dd9961bb7617e9baf986e6cc2ef43776e85d3cd7d073b7ea9e42cc9adeb0ea6f86dcca6fb85a2a60c566685c
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOCMPR:GhfxHNIreQm+HixMPR

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3068	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\notepad¢¬.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
File opened for modification	C:\Windows\SysWOW64\¢«.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
File created	C:\Windows\SysWOW64\¢«.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
File created	C:\Windows\system\rundll32.exe	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1695160635"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1695160635"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3068	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
3068	rundll32.exe
3068	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28
PID 1384 wrote to memory of 3068	1384	5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe	28

C:\Users\Admin\AppData\Local\Temp\5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe
"C:\Users\Admin\AppData\Local\Temp\5bab80eda34ad508f34d46a245669920dbba51d665ce35fd85e3677e5eaf82b8.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384
- C:\Windows\system\rundll32.exe
  C:\Windows\system\rundll32.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:3068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
75KB

MD5
20df8a8d1616b64e4d8584306bca6e66

SHA1
1874dce308bbf5c5e54480267957cb2ae44ac5dc

SHA256
bb280a3720279ae7c1e60a67c351c625d665f4825176b336f2235923bf47f4b3

SHA512
ae06a6a4cd99932df042bc21cc79f910968b4d29a86a8138c8561e25181fc65d548bbb34b71ac6d7074ffc2b2602f5e74e7d7a1dee62b378296ae0fb44afd6a8

Download Submit
C:\Windows\system\rundll32.exe

Filesize
73KB

MD5
38ccbe587bba2a9a5f84798005a222be

SHA1
64809fe77774cb3b33ab85cf20993728654434aa

SHA256
d1713555a239f6f9940b5b3cb9edf4e7c59c471568c3b81d8eaea71f26cc9aea

SHA512
2ab76bb87072edf788a1e006d0a9664b94986eee891c1c360c8502e758facd97394c6e31e5c6ddbf219b44830735355e35ddb5ba1712d8d142600b1ea1653f9f

Download Submit
C:\Windows\system\rundll32.exe

Filesize
73KB

MD5
38ccbe587bba2a9a5f84798005a222be

SHA1
64809fe77774cb3b33ab85cf20993728654434aa

SHA256
d1713555a239f6f9940b5b3cb9edf4e7c59c471568c3b81d8eaea71f26cc9aea

SHA512
2ab76bb87072edf788a1e006d0a9664b94986eee891c1c360c8502e758facd97394c6e31e5c6ddbf219b44830735355e35ddb5ba1712d8d142600b1ea1653f9f

Download Submit
\Windows\system\rundll32.exe

Filesize
73KB

MD5
38ccbe587bba2a9a5f84798005a222be

SHA1
64809fe77774cb3b33ab85cf20993728654434aa

SHA256
d1713555a239f6f9940b5b3cb9edf4e7c59c471568c3b81d8eaea71f26cc9aea

SHA512
2ab76bb87072edf788a1e006d0a9664b94986eee891c1c360c8502e758facd97394c6e31e5c6ddbf219b44830735355e35ddb5ba1712d8d142600b1ea1653f9f

Download Submit
\Windows\system\rundll32.exe

Filesize
73KB

MD5
38ccbe587bba2a9a5f84798005a222be

SHA1
64809fe77774cb3b33ab85cf20993728654434aa

SHA256
d1713555a239f6f9940b5b3cb9edf4e7c59c471568c3b81d8eaea71f26cc9aea

SHA512
2ab76bb87072edf788a1e006d0a9664b94986eee891c1c360c8502e758facd97394c6e31e5c6ddbf219b44830735355e35ddb5ba1712d8d142600b1ea1653f9f

Download Submit
memory/1384-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/1384-12-0x00000000002C0000-0x00000000002D6000-memory.dmp

Filesize
88KB

Download
memory/1384-17-0x00000000002C0000-0x00000000002D6000-memory.dmp

Filesize
88KB

Download
memory/1384-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/1384-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3068-20-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/3068-23-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads