815a7a6d6828bf314f47b9aec6b1b2c7bb1ea0a2e809bfa02c07c29443761bbe

Analysis

max time kernel
144s
max time network
84s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 02:45

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General

Target

4511f9f970494ec65ade2b1e5e8f72e6.exe
Size

73KB
MD5

4511f9f970494ec65ade2b1e5e8f72e6
SHA1

2ced7c2b27fd5bf4f4e9ad9561bcb5dcae5694d5
SHA256

815a7a6d6828bf314f47b9aec6b1b2c7bb1ea0a2e809bfa02c07c29443761bbe
SHA512

e551542940dff1dd0d00c66763d5af5541d80974a0fd2d19ac313c979e434fa8c1a1c76f4e8944f8a5ba31cd79b378687e87f9bcfd299b2e904b64dbaf58bb00
SSDEEP

1536:pSTjO9M4bFDNwB6GCtbM21crGUlKtDEGLpKChKl/GQaDuw0YYDz7a1b:pQOrb1NwBGDU0F9Knl/Gtzs7aJ

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3608-0-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral2/memory/3608-8-0x0000000000400000-0x0000000000430000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	\??\c:\WINDOWS\SysWOW64\sndvol.exe	4511f9f970494ec65ade2b1e5e8f72e6.exe

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\Settings\LOCALMACHINE_CD_UNLOCK = "0"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Software\Microsoft\Internet Explorer\Main	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN	regedit.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\iexplore.exe = "1"	regedit.exe
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\Settings	regedit.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://ie222.com/"	regedit.exe

Runs .reg file with regedit 1 IoCs

pid	Process
4624	regedit.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4792	sndvol.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4792	sndvol.exe
4792	sndvol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3608	4511f9f970494ec65ade2b1e5e8f72e6.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3608 wrote to memory of 4624	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	17
PID 3608 wrote to memory of 4624	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	17
PID 3608 wrote to memory of 4624	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	17
PID 3608 wrote to memory of 4792	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	18
PID 3608 wrote to memory of 4792	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	18
PID 3608 wrote to memory of 4792	3608	4511f9f970494ec65ade2b1e5e8f72e6.exe	18

C:\Users\Admin\AppData\Local\Temp\4511f9f970494ec65ade2b1e5e8f72e6.exe
"C:\Users\Admin\AppData\Local\Temp\4511f9f970494ec65ade2b1e5e8f72e6.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3608
- C:\Windows\SysWOW64\regedit.exe
  regedit /s C:\reg.reg
  2⤵
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  - Runs .reg file with regedit
  PID:4624
- \??\c:\WINDOWS\SysWOW64\sndvol.exe
  c:\WINDOWS\system32\sndvol.exe
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3608-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

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memory/3608-8-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads