upatre | 918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6

Analysis

max time kernel
8s
max time network
6s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2022 10:02

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General

Target

918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe
Size

32KB
MD5

a52ef78a7181df36ad0ddf7b0627c49d
SHA1

61b38416248d4090d6648e5101add93a693ca5a9
SHA256

918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6
SHA512

2d22f49b702b5b5923cb13e8d13487850c3965834441fe0520549caaf5fffc51fc973dc6ed5d0bf81885d38ed67eed33ed7a20d43b34108f8327172848309ad8
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rPjax0:GY9jw/dUT62rGdiUOWWr7aO

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
308	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.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

description	pid	Process	procid_target
PID 4060 wrote to memory of 308	4060	918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe	88
PID 4060 wrote to memory of 308	4060	918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe	88
PID 4060 wrote to memory of 308	4060	918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe	88

C:\Users\Admin\AppData\Local\Temp\918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe
"C:\Users\Admin\AppData\Local\Temp\918ca949da42369c740bc67b58daaab887dd133da2ba79caf8f9eba083b1c7b6.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
32KB

MD5
8fee2bcd5d5d22f4112a756874c33031

SHA1
d1bce4897abb6951e27378180ea1c22586af7f05

SHA256
a975047919b61fa0d6622284e75a5931849fdf37169692af2b44c448f756ccac

SHA512
91ce7640810ffac0ca83ae2caf7453dd733e9ff5f87f02f125365ff1c5dcdf84de350068bd8fec605e71ab0d3fb01c35188aa3012597163661b6e68881fbd0e6

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C:\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
32KB

MD5
8fee2bcd5d5d22f4112a756874c33031

SHA1
d1bce4897abb6951e27378180ea1c22586af7f05

SHA256
a975047919b61fa0d6622284e75a5931849fdf37169692af2b44c448f756ccac

SHA512
91ce7640810ffac0ca83ae2caf7453dd733e9ff5f87f02f125365ff1c5dcdf84de350068bd8fec605e71ab0d3fb01c35188aa3012597163661b6e68881fbd0e6

Download Submit