upatre | e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5

Analysis

max time kernel
152s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2022 03:16

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General

Target

e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe
Size

93KB
MD5

aa658cad4ad9f430f3f191f5ff1ef20a
SHA1

b3c6e424ed6ae70742e229f33b1754f57a7d6a4d
SHA256

e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5
SHA512

e7ad39ac4bbcf58edd3938a94bb6c8ca1e75401212c8d72d727d924eca4d773ea41abe3d890833b451c21442d6c9d1e1a14f0eb307eb3b58b2ce1cc938bd336d
SSDEEP

1536:iY9jw/dUT62rGdiUOWWrMu8i8N8tz8b8XtP8XtH8Xtg9:iY9CUT62/UOVMu8i8N898b8XN8X98XG9

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

4620 szgfw.exe

pid	process
4620	szgfw.exe

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:

e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe

description	pid	process	target process
PID 4260 wrote to memory of 4620	4260	e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe	szgfw.exe
PID 4260 wrote to memory of 4620	4260	e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe	szgfw.exe
PID 4260 wrote to memory of 4620	4260	e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe
"C:\Users\Admin\AppData\Local\Temp\e658d7bd1f6ae7c0760634411f531045adcbca286c65c061805c735a228503e5.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4260

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:4620

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
93KB

MD5
664d465fc768c6cbd0b04a4e58aaab05

SHA1
89c711934eec0e35e9b56856caef6f445b1d2c26

SHA256
36dc935e0825c1f2a11262a8af811cb1cfee87733f004811ff1d15b87f10b3da

SHA512
4f2f82d924e3ddafb5ae1b289e3b1199af02d409f628f05ddfd598e5ec02d9267e686540e568e061ce654926ad11e8437a96d54f73ed2a457f51ab712c9f3a59

Download Submit
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
93KB

MD5
664d465fc768c6cbd0b04a4e58aaab05

SHA1
89c711934eec0e35e9b56856caef6f445b1d2c26

SHA256
36dc935e0825c1f2a11262a8af811cb1cfee87733f004811ff1d15b87f10b3da

SHA512
4f2f82d924e3ddafb5ae1b289e3b1199af02d409f628f05ddfd598e5ec02d9267e686540e568e061ce654926ad11e8437a96d54f73ed2a457f51ab712c9f3a59

Download Submit
memory/4620-132-0x0000000000000000-mapping.dmp

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