34bb7baa66cd5d8a0be660fa5a92da83c6e5bfa479fa7287890d7176b8d1f455

Analysis

max time kernel
51s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
27/03/2024, 16:46

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General

Target

e223250c8b2a68c775ceac81fce40aa3.exe
Size

136KB
MD5

e223250c8b2a68c775ceac81fce40aa3
SHA1

1c06ef4a82f06f6a6cb5edd7f9f949cd8b479d57
SHA256

34bb7baa66cd5d8a0be660fa5a92da83c6e5bfa479fa7287890d7176b8d1f455
SHA512

71cd97144dd89966d8aba3a62a2b94955fcfd9053ced7244791078109b5fc2ffe5ba365558bcd7c8a89d30b8c21779e3d971d6552c1a752602851b4c416ca8f5
SSDEEP

768:/JVa/q7y4hNdTJsmctIJzn2y7yQx3sQMW:/bRNdtbctIJnB7f3j

Score

7^/10

persistence

Malware Config

Signatures

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\runas\command = "C:\\windows\\system3\\2safe.system"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open	e223250c8b2a68c775ceac81fce40aa3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command = "C:\\windows\\SysWow64\\safe.system"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas	e223250c8b2a68c775ceac81fce40aa3.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\windows\SysWOW64\safe.system	e223250c8b2a68c775ceac81fce40aa3.exe
File created	C:\windows\SysWOW64\dllcache\safesystem.exe	e223250c8b2a68c775ceac81fce40aa3.exe
File created	C:\windows\SysWOW64\safe.system	e223250c8b2a68c775ceac81fce40aa3.exe

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command = "C:\\windows\\SysWow64\\safe.system"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas	e223250c8b2a68c775ceac81fce40aa3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\runas\command = "C:\\windows\\system3\\2safe.system"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.system	e223250c8b2a68c775ceac81fce40aa3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.system\ = "peace"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\peace\shell\1	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\peace	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\peace\shell	e223250c8b2a68c775ceac81fce40aa3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\peace\shell\1\command = "C:\\windows\\SysWow64\\dllcache\\safesystem.exe"	e223250c8b2a68c775ceac81fce40aa3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open	e223250c8b2a68c775ceac81fce40aa3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2292	e223250c8b2a68c775ceac81fce40aa3.exe

C:\Users\Admin\AppData\Local\Temp\e223250c8b2a68c775ceac81fce40aa3.exe
"C:\Users\Admin\AppData\Local\Temp\e223250c8b2a68c775ceac81fce40aa3.exe"
1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2292

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

C:\net.exe

Filesize
136KB

MD5
e223250c8b2a68c775ceac81fce40aa3

SHA1
1c06ef4a82f06f6a6cb5edd7f9f949cd8b479d57

SHA256
34bb7baa66cd5d8a0be660fa5a92da83c6e5bfa479fa7287890d7176b8d1f455

SHA512
71cd97144dd89966d8aba3a62a2b94955fcfd9053ced7244791078109b5fc2ffe5ba365558bcd7c8a89d30b8c21779e3d971d6552c1a752602851b4c416ca8f5

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads