243dc8d6e401eab1dfb60637d33bebe24e7b801a4ead750fe34ed6dcaf2b732c

Analysis

max time kernel
147s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 21:40

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General

Target

3dfbbab145cfb9e4b6c3eccb76af9310.exe
Size

2.8MB
MD5

3dfbbab145cfb9e4b6c3eccb76af9310
SHA1

6c8ff1f6409a0f67b6f1fac121135290f56f8fef
SHA256

243dc8d6e401eab1dfb60637d33bebe24e7b801a4ead750fe34ed6dcaf2b732c
SHA512

e22ffa0a0a0ffc26afccf4ba789bbc4bd4c042acafab6ec54d868e41c7a751f38594c263bf5019921a07edc3ce2094c74879c0d95aff05db293cd0a879b971e5
SSDEEP

49152:DCUndfhxSREwm64w05W8T7N6beiAYolGrSzTDU+o4czaXQHjEuY7pop6:zbxD6QW8obeKvFbHj/Y7c6

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2524-0-0x0000000000400000-0x00000000009BB000-memory.dmp	upx
behavioral2/memory/2524-3-0x0000000000400000-0x00000000009BB000-memory.dmp	upx
behavioral2/memory/2524-4-0x0000000000400000-0x00000000009BB000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ProgID\ = "3dfbbab145cfb9e4b6c3eccb76af9310.DynamicNS"	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3dfbbab145cfb9e4b6c3eccb76af9310.exe"	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\3dfbbab145cfb9e4b6c3eccb76af9310.DynamicNS\Clsid	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\3dfbbab145cfb9e4b6c3eccb76af9310.DynamicNS\Clsid\ = "{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}"	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ProgID	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ = "DynamicNS"	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\LocalServer32	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\3dfbbab145cfb9e4b6c3eccb76af9310.DynamicNS	3dfbbab145cfb9e4b6c3eccb76af9310.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\3dfbbab145cfb9e4b6c3eccb76af9310.DynamicNS\ = "DynamicNS"	3dfbbab145cfb9e4b6c3eccb76af9310.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe
2524	3dfbbab145cfb9e4b6c3eccb76af9310.exe

C:\Users\Admin\AppData\Local\Temp\3dfbbab145cfb9e4b6c3eccb76af9310.exe
"C:\Users\Admin\AppData\Local\Temp\3dfbbab145cfb9e4b6c3eccb76af9310.exe"
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2524-0-0x0000000000400000-0x00000000009BB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-1-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

Filesize
4KB

Download
memory/2524-3-0x0000000000400000-0x00000000009BB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-4-0x0000000000400000-0x00000000009BB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-5-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

Filesize
4KB

Download