0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864

General

Target

0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Size

75KB
MD5

50ba7ba6b89480c2b9f6755c5c518405
SHA1

fb13a48f1c58ef2255098c4e1281c0e541ab6b34
SHA256

0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864
SHA512

d1fc39b92d3de698954c9d067ca4910d5fbf1f1f1ed64ee09e96a94903f2c069e615c504814972b13cdf3cd4e6acf362a87f6930c6b0669ebd4882b15d7b8206
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOdzA:GhfxHNIreQm+HiuzA

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2132	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.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
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
File opened for modification	C:\Windows\SysWOW64\¢«.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
File created	C:\Windows\SysWOW64\¢«.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
File created	C:\Windows\system\rundll32.exe	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717230576"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.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\exefile\shell\open\command\ = "¢« \"%1\" %*"	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717230576"	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

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2132	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
2132	rundll32.exe
2132	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28
PID 2960 wrote to memory of 2132	2960	0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe	28

C:\Users\Admin\AppData\Local\Temp\0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.exe
"C:\Users\Admin\AppData\Local\Temp\0d1faa1eb531e28bcc08183473ba5ee35989487927c0052b8eb4e83151d62864.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:2960
- 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:2132

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
78KB

MD5
2387197e85566ce357c6359cce927590

SHA1
cde4be19bbae2e0aef3a54330c35525f24c3ba03

SHA256
7b5e7e8b1bfde572b7baa7145c3a591c0ae59ab231683bca7223e68d22c149b5

SHA512
fd9e03bda34ff3c70db12eef3d1a812217066c9fc187c7a0c4db9996056b7c3b45811229fd3e4bce3bd52f0c13b8a186821f5959af999f4a0d953ab5563c19c9

Download Submit
\Windows\system\rundll32.exe

Filesize
76KB

MD5
56f752c280a929735d2e73315d72efdf

SHA1
0bb892242e17f26d57970e6dfe4bdcd959631ac0

SHA256
c41680c6dc5e44c693aa98183af9f11317d3cb337d1adfa762d2ed5432ae0ae5

SHA512
1b512fcfbf4937e5139299ce7f5fe281d6cf4a381c1d6e8f6e804d344ab7eeb7b1a2e14a290940df31b2b6a016b7eda62f9ab1ee46ff17b9255e1ba9655e2b53

Download Submit
memory/2132-19-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2960-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2960-18-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/2960-17-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/2960-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2960-22-0x0000000000280000-0x0000000000282000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads