82337411014263d1b1b02aa477e703b4c9db6ba05bee54e8d1c229d1c8f288fe

Analysis

max time kernel
148s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26/03/2024, 15:35

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General

Target

df827d49260c481868d344dc2c0788ff.exe
Size

14KB
MD5

df827d49260c481868d344dc2c0788ff
SHA1

89f319b73d457352d8db8a830351d78d325f8b4b
SHA256

82337411014263d1b1b02aa477e703b4c9db6ba05bee54e8d1c229d1c8f288fe
SHA512

2e7f91d416faf3b817d1096756e8d6482c21eec82a8b6011a3dcff18b2ff7383c3fcd9df55cdb93ae58c35d5fb30c4bec12d4f966925ef30bd9a2b1add950d5f
SSDEEP

384:/TK8jx04kwhpowraju8Pu10eJb/5jV0hH:/Y4tzNajuWofzjOd

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2760	Mscng.exe

Loads dropped DLL 2 IoCs

pid	Process
1436	df827d49260c481868d344dc2c0788ff.exe
1436	df827d49260c481868d344dc2c0788ff.exe

Modifies system executable filetype association 2 TTPs 4 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\ = "Mscng.exe opext \"%1\" %*"	Mscng.exe
Key created	\REGISTRY\MACHINE\Software\CLASSES\exefile\shell\Open\Command	df827d49260c481868d344dc2c0788ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "Mscng.exe opext \"%1\" %*"	df827d49260c481868d344dc2c0788ff.exe
Key created	\REGISTRY\MACHINE\Software\CLASSES\exefile\shell\Open\Command	Mscng.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Mscng.exe	df827d49260c481868d344dc2c0788ff.exe
File opened for modification	C:\Windows\SysWOW64\Mscng.exe	df827d49260c481868d344dc2c0788ff.exe
File created	C:\Windows\SysWOW64\Mscng.exe	Mscng.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\CLASSES\exefile\shell\Open\Command	df827d49260c481868d344dc2c0788ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "Mscng.exe opext \"%1\" %*"	df827d49260c481868d344dc2c0788ff.exe
Key created	\REGISTRY\MACHINE\Software\CLASSES\exefile\shell\Open\Command	Mscng.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "Mscng.exe opext \"%1\" %*"	Mscng.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1436	df827d49260c481868d344dc2c0788ff.exe
2760	Mscng.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 2760	1436	df827d49260c481868d344dc2c0788ff.exe	28
PID 1436 wrote to memory of 2760	1436	df827d49260c481868d344dc2c0788ff.exe	28
PID 1436 wrote to memory of 2760	1436	df827d49260c481868d344dc2c0788ff.exe	28
PID 1436 wrote to memory of 2760	1436	df827d49260c481868d344dc2c0788ff.exe	28

C:\Users\Admin\AppData\Local\Temp\df827d49260c481868d344dc2c0788ff.exe
"C:\Users\Admin\AppData\Local\Temp\df827d49260c481868d344dc2c0788ff.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1436
- C:\Windows\SysWOW64\Mscng.exe
  C:\Windows\system32\Mscng.exe /au
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Drops file in System32 directory
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\Mscng.exe

Filesize
14KB

MD5
df827d49260c481868d344dc2c0788ff

SHA1
89f319b73d457352d8db8a830351d78d325f8b4b

SHA256
82337411014263d1b1b02aa477e703b4c9db6ba05bee54e8d1c229d1c8f288fe

SHA512
2e7f91d416faf3b817d1096756e8d6482c21eec82a8b6011a3dcff18b2ff7383c3fcd9df55cdb93ae58c35d5fb30c4bec12d4f966925ef30bd9a2b1add950d5f

Download Submit
memory/1436-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1436-12-0x0000000000240000-0x0000000000250000-memory.dmp

Filesize
64KB

Download
memory/1436-17-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2760-14-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2760-18-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads