upatre | a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca

Analysis

max time kernel
10s
max time network
8s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2022 15:21

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General

Target

a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe
Size

41KB
MD5

a32cdeb0d254617e7fa6151d666df77d
SHA1

05f988c178bd6d6efa31881ebb93f44844205947
SHA256

a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca
SHA512

8382d96e678e699ee613db2c12ef26c8c069308ecd71f4ea294f72a522f4e6445f28a0714270e81f0bacd9e3a6ae9386d1a15a900ed8c650398c7c8fab45e4f2
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95k5mwFW1S7MA0:GY9jw/dUT62rGdiUOWWrNmLWMAA0

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
5080	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.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 3592 wrote to memory of 5080	3592	a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe	86
PID 3592 wrote to memory of 5080	3592	a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe	86
PID 3592 wrote to memory of 5080	3592	a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe	86

C:\Users\Admin\AppData\Local\Temp\a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe
"C:\Users\Admin\AppData\Local\Temp\a6218fa6d4d2ff382ca803385ae5a66e7850cfaeb55e3f8fc29a97b5fbf6deca.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3592
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:5080

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

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Downloads

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

Filesize
41KB

MD5
dd7c1816add5f3570ffef696c4853cb4

SHA1
dd87dbdad9ef6861c34c3110dafbef31b22eeade

SHA256
de19f86fcbdf7c994ae2e5f4fcefbcdd3c7a418c7138c769ac2aca2468f14916

SHA512
7a5f0ec7f721ddf8e363c4ce801a9f558df02a44d363ddecf4fc707c20123581cc33a169849e7d8fffc87ab649eeb055c05b80df4b5222ad659624eb36641b90

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

Filesize
41KB

MD5
dd7c1816add5f3570ffef696c4853cb4

SHA1
dd87dbdad9ef6861c34c3110dafbef31b22eeade

SHA256
de19f86fcbdf7c994ae2e5f4fcefbcdd3c7a418c7138c769ac2aca2468f14916

SHA512
7a5f0ec7f721ddf8e363c4ce801a9f558df02a44d363ddecf4fc707c20123581cc33a169849e7d8fffc87ab649eeb055c05b80df4b5222ad659624eb36641b90

Download Submit