06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34

General

Target

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Size

83KB
MD5

b911bdbf56b12b9e9e8da3bcae94d58f
SHA1

8d5c6238a04c35c0bd5d8eca64c1e675958e13cf
SHA256

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34
SHA512

d986a61801e7ea964956811c79a6e04367ccb0e45a14df38ebabf88566ac019602bf2cf44bed479d65a45aaf3e8f338c8f3c1007b07798e6b3c1788f5756b17e
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOYep5qD7:GhfxHNIreQm+Hirep5qD7

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

rundll32.exe

pid process

1816 rundll32.exe

pid	process
1816	rundll32.exe

Loads dropped DLL 2 IoCs

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

pid	process
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exerundll32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.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

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\¢«.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
File created	C:\Windows\SysWOW64\¢«.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

Drops file in Windows directory 2 IoCs

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

description	ioc	process
File opened for modification	C:\Windows\system\rundll32.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
File created	C:\Windows\system\rundll32.exe	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

Modifies registry class 15 IoCs

Processes:

rundll32.exe06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1718130584"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1718130584"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.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	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

pid	process
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

1816 rundll32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exerundll32.exe

pid process

2600 06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
1816 rundll32.exe
1816 rundll32.exe

pid	process
1816	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe

description	pid	process	target process
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe
PID 2600 wrote to memory of 1816	2600	06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.exe
"C:\Users\Admin\AppData\Local\Temp\06ab63244f9e79e637ddcccb69c67f4a357b6422480f7e7fcfc1a6b0143e6f34.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:2600

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:1816

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
74KB

MD5
04ddbfb817d4e091e2fe346b752deca9

SHA1
c991934bf4d3bcf9775fafa6f4c77e74de5452f9

SHA256
478b2279378c687ebc548360f89863fb39162eff4840bc31a668cd5353dc8278

SHA512
60d4c47e5963cd1712ddd3b7f79589c063fbba3be7fde2bd1393ddd45fe9269eb447465a78b120e48713e7eebf23c3853ab372bd2737da6870198969f370e1b2

Download Submit
\Windows\system\rundll32.exe

Filesize
80KB

MD5
95658e870358d35b4b6f42757a1935d1

SHA1
4163bec7f09a31fedc06b157ab1471e2431de07d

SHA256
2c730c48550a5e430eb9a5115c345048dc0827cf935dc6b472e8fe2e475d6391

SHA512
e15ef5c418f342013fff07d49d12999af016990d6f978beea5932c9b73b8e9abc79c284399ce3d071ac5e0c723a20478e3d430546cf284dc9d776838a4d24f6a

Download Submit
memory/1816-19-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2600-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2600-18-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/2600-17-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/2600-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2600-22-0x0000000000280000-0x0000000000282000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads