upatre | 0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20

Analysis

max time kernel
150s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
10/06/2022, 01:48

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General

Target
0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe
Size 29KB
Sample220610-b8at5secap
SHA256 0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20
MD5 0e9fdc3bb9d9370b5c11a9c8da0c12cd
SHA1 64d82dce251467dfaade5cb3c5863767cca6f834
SHA512 dcff742f5efc89e7f662ca9f8eea610fd6264796be08d1dd93881f19004493daf04e970d3ea278a32f4dd9a3eca1908d2ccb646977b8f55ad8d5a1844b614da2
MD5 SHA1 SHA512

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1948	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-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.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 4620 wrote to memory of 1948	4620	0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe	79
PID 4620 wrote to memory of 1948	4620	0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe	79
PID 4620 wrote to memory of 1948	4620	0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe	79

C:\Users\Admin\AppData\Local\Temp\0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe
"C:\Users\Admin\AppData\Local\Temp\0a2e66b63eb4780474fb5c2cf880ac8a5c21e5ae7e736e8fbac7d91b4d437f20.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4620
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1948

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

szgfw.exe

Path C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Size 29KB
SHA256 80bed30eb4c3853ee9243236da6f54e03f00588d00cce8dcc6610a482aecd4c4
MD5 ed3b472d8b78add42a7edd6c9956aa84
SHA1 3af6cbda500158a7b8fcef65b2f28f6a1074b8a8
SHA512 e064fd062d0cfbce6f08986f431b554694e12097326f91e6ac1c28ce584b69313ff9c83bb5d36414903e34e24f4a1c46bbc6ec33223284e367915661658ea148
SSDEEP 768:v+dAURFxna4QAPQlYgkFlplVDuyUylyylylytlylySyPyb+L7Gdr/5syyoEdylYO:v6wosj+swe
MD5 SHA1 SHA512 SSDEEP

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