42ca41614a50b0ed8e8f0b88ad2ac3837718d0138bedbd20a0727a71c957bc4a

Analysis

max time kernel
135s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 09:04

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General

Target

xunyouup.exe
Size

329KB
MD5

9cc3f6bec0f422e8cff29838f66a4b42
SHA1

5a60949aef923c398280aadbe503c5c6b43c7f56
SHA256

42ca41614a50b0ed8e8f0b88ad2ac3837718d0138bedbd20a0727a71c957bc4a
SHA512

2d74ac4d0d0d9de36c064ebdce421ac3daa1dcd9d54c44604087a48c1070f36cf9d2ed76ed6283a43ddb8245e0a258a3412ee44989e1b10b7911ed60ccd008fa
SSDEEP

6144:m68oipnnK9jqXEX52Ums+Tbxzbx9SmIqQyPodMUf8Dkzel6R8zHe1IZ:WfnnK9zABs+TbFx9SXOPCf8DkqAR8zHr

Score

7^/10

discovery 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/4532-0-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral2/memory/4532-1-0x0000000000400000-0x00000000004D0000-memory.dmp	upx

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	xunyouup.exe
File opened (read-only)	\??\j:	xunyouup.exe
File opened (read-only)	\??\l:	xunyouup.exe
File opened (read-only)	\??\n:	xunyouup.exe
File opened (read-only)	\??\u:	xunyouup.exe
File opened (read-only)	\??\w:	xunyouup.exe
File opened (read-only)	\??\x:	xunyouup.exe
File opened (read-only)	\??\b:	xunyouup.exe
File opened (read-only)	\??\v:	xunyouup.exe
File opened (read-only)	\??\r:	xunyouup.exe
File opened (read-only)	\??\k:	xunyouup.exe
File opened (read-only)	\??\p:	xunyouup.exe
File opened (read-only)	\??\q:	xunyouup.exe
File opened (read-only)	\??\s:	xunyouup.exe
File opened (read-only)	\??\t:	xunyouup.exe
File opened (read-only)	\??\z:	xunyouup.exe
File opened (read-only)	\??\h:	xunyouup.exe
File opened (read-only)	\??\g:	xunyouup.exe
File opened (read-only)	\??\i:	xunyouup.exe
File opened (read-only)	\??\m:	xunyouup.exe
File opened (read-only)	\??\o:	xunyouup.exe
File opened (read-only)	\??\y:	xunyouup.exe
File opened (read-only)	\??\a:	xunyouup.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4532-1-0x0000000000400000-0x00000000004D0000-memory.dmp	autoit_exe

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 1 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	xunyouup.exe

C:\Users\Admin\AppData\Local\Temp\xunyouup.exe
"C:\Users\Admin\AppData\Local\Temp\xunyouup.exe"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
PID:4532

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4360,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
1⤵
PID:4092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4532-0-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/4532-1-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download