upatre | db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06-03-2024 01:48

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General

Target

db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe
Size

39KB
MD5

e877faf412c2cd0d214313b421017795
SHA1

4a587671bb3644192f852bc92f0a35e23695489a
SHA256

db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a
SHA512

14afa42b17cca60abf2f3dc5e534f1e433ccccaafbf3c9833875cf5c978499000a3bd6840bae1a0f4848dc8a35555b9a2c3e64ac57f7e737adb7c17a08a89f28
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95k5AY0IAyMLuJdL3YTCjL6T8:GY9jw/dUT62rGdiUOWWrNmAmiT8

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:

db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe

Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

2384 szgfw.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2384	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe

description	pid	process	target process
PID 4000 wrote to memory of 2384	4000	db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe	szgfw.exe
PID 4000 wrote to memory of 2384	4000	db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe	szgfw.exe
PID 4000 wrote to memory of 2384	4000	db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe
"C:\Users\Admin\AppData\Local\Temp\db8840ce28ebc2966b3bb34a246951a7e7a92eed0ac28b369e91b4324c5bb72a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4000

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:2384

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
39KB

MD5
627cbc6aec6544e845ab93e032d8e94d

SHA1
0e16bca49346108ecb5ee7889c2cca0780b0081e

SHA256
f91628ad34454030f3da17a60adbb0e6dfbad326eadb8afec51ac347bb782af5

SHA512
448cac2e9e8cf70a2eea347e4653e107b9552c85d73911e53067639ae67979c75ccbd0b397f0db47082cdd5b3d274dd5ab0360a361be255ea5c5041ed480d6d4

Download Submit
memory/2384-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4000-0-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/4000-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download