upatre | 63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 20:52

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General

Target

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe
Size

101KB
MD5

6a5a05adee758e760580c9fd8fc7ddf4
SHA1

db6a09f620716ec0a1d2f963c171f33158048264
SHA256

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350
SHA512

5b4ec1133f7902b8cb8041512d799ae313bcd86e7c109ccb6e4b68320d82800770fa042587a862e0d4c751165ac527e6e3e05182823adcb5df12fe878ff09ef6
SSDEEP

1536:iY9jw/dUT62rGdiUOWWrMu8i8N8tz8b8XtP8XtH8XtgUm2PmsZwGMTKQ:iY9CUT62/UOVMu8i8N898b8XN8X98XGx

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

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:

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe

Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

1684 szgfw.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
1684	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe

description	pid	process	target process
PID 5000 wrote to memory of 1684	5000	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	szgfw.exe
PID 5000 wrote to memory of 1684	5000	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	szgfw.exe
PID 5000 wrote to memory of 1684	5000	63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe
"C:\Users\Admin\AppData\Local\Temp\63e9018a4a018c85c64e74a7b8c1039dbd75123d8c38dfece2fd52361177b350.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5000

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
101KB

MD5
02e3dc1e3a02232c0b1f17026883469a

SHA1
c8004998d507871e4b9ee7b366b543178e2e334c

SHA256
f7c3539bd0a6433a72676f9d1111d80dc8b36d0e6664c3529e04a9a79ab37701

SHA512
b232d282762ad0c3e14b9cde395eb97ee2eefe5d696d1c3799d988020aa03d4256432d6f8ddb4d44346961a74fdfcb20de5eec4aeb28da3420bbacce1b4175f3

Download Submit
memory/1684-10-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/5000-0-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/5000-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download