f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2024, 23:28

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General

Target

f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe
Size

10.3MB
MD5

dad540fd42ee7b4a701b47a5fb0583ab
SHA1

1e1fc87d0f9253daabc55c484772d58752999295
SHA256

f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e
SHA512

450aa417080885c845a00be5861c243418dc9d23ecf2ec894abdf2128670132dcb6a492c085db7658b620f10acf0cc90621e75018da3b3712f9b628a20ba695d
SSDEEP

196608:5cx+2FN5lUjOhNcbMyovUQIvoAvv8/zr5X1z+3Gg1GqtRCfOsl3Q+sX:es2kHUULoAvw9lDg1ofO9b

Score

7^/10

discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4128-0-0x0000000000400000-0x0000000001575000-memory.dmp	upx
behavioral2/memory/4128-5-0x0000000000400000-0x0000000001575000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe
4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe
4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 1388	4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe	86
PID 4128 wrote to memory of 1388	4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe	86
PID 4128 wrote to memory of 1388	4128	f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe	86

C:\Users\Admin\AppData\Local\Temp\f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe
"C:\Users\Admin\AppData\Local\Temp\f451cae025e4153e39aa060a7e17f60e06525e578bc96663de5e97c29071c14e.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\µÇÂ¼Æ÷ÌáÊ¾ÎÄ±¾.txt
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1388

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\µÇÂ¼Æ÷ÌáÊ¾ÎÄ±¾.txt

Filesize
40B

MD5
989924850a3fefd8b4de58475572429c

SHA1
6bf9d4855d4192a114b664501b6dc7977039f77a

SHA256
a68c6451ccd87d7ff4c520926de349b84c7e523c8eb8e6fbef42ae4f0605e703

SHA512
745fe124ab6ff5bb0cd97e91c6ee2123a060f97bf895e3da729cc78f719d523adebbfae0d2c6d18b7722a1c3b95b45c640d2f3bd722b343a2e19c181e3baf063

Download Submit
memory/4128-0-0x0000000000400000-0x0000000001575000-memory.dmp

Filesize
17.5MB

Download
memory/4128-5-0x0000000000400000-0x0000000001575000-memory.dmp

Filesize
17.5MB

Download