upatre | 19e9b4524bbab365e60b1e0f75cb73ffee4caa96f57f1033e5701c96474bc65e

Analysis

max time kernel
151s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2022 10:49

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General

Target

741/5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe
Size

24KB
MD5

7c16a174e99583c7dcd500711bdc17cc
SHA1

ac77aaca03d755303e04ea1fd0430f0f834c6ee9
SHA256

5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd
SHA512

fdc6ef39b78b327e9b45933c1318e370d5dae08ebaf5b083de1ae91b0b7bd7488e97998fe4fcc62b82542a8cd80b13f8fe19ca1100819b6321cd68623a31a0bc
SSDEEP

768:v+qAUVByyyNylXUylqylylmMxgMyXAN5IkSFlOxXmk/oghRFDQ:vNVrklhI

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
4324	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	5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.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 1972 wrote to memory of 4324	1972	5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe	83
PID 1972 wrote to memory of 4324	1972	5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe	83
PID 1972 wrote to memory of 4324	1972	5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe	83

C:\Users\Admin\AppData\Local\Temp\741\5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe
"C:\Users\Admin\AppData\Local\Temp\741\5dfb0608d3a13aab1b8fbeb22f15e573995c9d59907ff57882364006235b9bcd.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4324

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
25KB

MD5
e375e6b1f8517fd826ff05d25e02167f

SHA1
334a848c349f0eb03f072420b19cb06618f553ed

SHA256
ee4dfd12caa60969d775ea30d0bd651bce88410a695584ac1c44bfb00932cbb4

SHA512
cfe3f1e509b7ff2f1cb1a59bc71fc566ef727f138410c35aba4e060b92b220062f6dd50fac334719d4119a235fe7f5598977caec00412b36c1c029475015f57f

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

Filesize
25KB

MD5
e375e6b1f8517fd826ff05d25e02167f

SHA1
334a848c349f0eb03f072420b19cb06618f553ed

SHA256
ee4dfd12caa60969d775ea30d0bd651bce88410a695584ac1c44bfb00932cbb4

SHA512
cfe3f1e509b7ff2f1cb1a59bc71fc566ef727f138410c35aba4e060b92b220062f6dd50fac334719d4119a235fe7f5598977caec00412b36c1c029475015f57f

Download Submit