0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada

Analysis

max time kernel
79s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-06-2024 18:32

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General

Target

0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe
Size

134KB
MD5

6b1bad536c46554ec1028b0f69c3d250
SHA1

25a1225122029522b51c191d637c5a79958c63c1
SHA256

0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada
SHA512

fc21931a807ad631b8f8b7a3355ff4a55f9003de089fe67211c21c3905d8377b7dae7274312492dc68fea4718c4667aef998764d56756e75ba1134422ac01542
SSDEEP

1536:YGYU/W2/HG6QMauSV3ixJHABLrmhH7i9eNOOg00GqMIK7aGZh3SOU:YfU/WF6QMauSuiWNi9eNOl0007NZIOU

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1744-1-0x0000000000800000-0x0000000000828000-memory.dmp	UPX
behavioral2/memory/3484-4-0x0000000000860000-0x0000000000888000-memory.dmp	UPX
C:\ProgramData\Update\wuauclt.exe	UPX
behavioral2/memory/3484-6-0x0000000000860000-0x0000000000888000-memory.dmp	UPX
behavioral2/memory/1744-7-0x0000000000800000-0x0000000000828000-memory.dmp	UPX

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

Processes:

0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe

Executes dropped EXE 1 IoCs

Processes:

wuauclt.exe

pid process

3484 wuauclt.exe

pid	process
3484	wuauclt.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1744-1-0x0000000000800000-0x0000000000828000-memory.dmp	upx
behavioral2/memory/3484-4-0x0000000000860000-0x0000000000888000-memory.dmp	upx
C:\ProgramData\Update\wuauclt.exe	upx
behavioral2/memory/3484-6-0x0000000000860000-0x0000000000888000-memory.dmp	upx
behavioral2/memory/1744-7-0x0000000000800000-0x0000000000828000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\wuauclt.exe\" /run"	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe

description	pid	process	target process
PID 1744 wrote to memory of 3484	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	wuauclt.exe
PID 1744 wrote to memory of 3484	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	wuauclt.exe
PID 1744 wrote to memory of 3484	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	wuauclt.exe
PID 1744 wrote to memory of 2204	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	cmd.exe
PID 1744 wrote to memory of 2204	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	cmd.exe
PID 1744 wrote to memory of 2204	1744	0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe
"C:\Users\Admin\AppData\Local\Temp\0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1744

C:\ProgramData\Update\wuauclt.exe
"C:\ProgramData\Update\wuauclt.exe" /run
2⤵
- Executes dropped EXE
PID:3484

C:\windows\SysWOW64\cmd.exe
"C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\0aa2292189e7e63f15112f0cb3fab5b1ed30d6365acda218730dbc40f78b9ada.exe" >> NUL
2⤵
PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

C:\ProgramData\Update\wuauclt.exe

Filesize
134KB

MD5
f990a7176d4e000ce5e7d2401aa153a8

SHA1
2402fbe4ce64204e6c7b0681beda198ee5d6f79d

SHA256
4f1a4d132db071dca8ee03bff24f85603dbfad0c70f7cfd8b6b008b5d9ee1704

SHA512
6670ac4fb689b4be952bc1cd04c56c2b692c2156a5c40808a5c3bafed8e9335d09f4b7ab4ffbeb221723294934a8cfe657bf1bc808632d5c87387d688640389d

Download Submit
memory/1744-1-0x0000000000800000-0x0000000000828000-memory.dmp

Filesize
160KB

Download
memory/1744-7-0x0000000000800000-0x0000000000828000-memory.dmp

Filesize
160KB

Download
memory/3484-4-0x0000000000860000-0x0000000000888000-memory.dmp

Filesize
160KB

Download
memory/3484-6-0x0000000000860000-0x0000000000888000-memory.dmp

Filesize
160KB

Download