upatre | 275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14

Analysis

max time kernel
150s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 01:46

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General

Target

LisectAVT_2403002C_186.exe
Size

11KB
MD5

cfb689cffbeca7ceaffdac627b209c13
SHA1

7d37df83a837496f45a8b85f0a37ca3c9a8236c3
SHA256

275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14
SHA512

9ca4726f84cfb592295c6da066c13eb89ba8dfc4c6fcc71aea16af26cc3d236c095a801833aa115e978581376aa8e68254520ce5ede30dcd835ad7a5dbc7b35b
SSDEEP

192:9mUWKs/RnKfzShH/JFxRmyja4QhiP7UlZSyGjpjWD7jqPlyjGwQ:6K+dKfzQHxFxRmyja4QhiP7UlY/pjK7W

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

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-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	LisectAVT_2403002C_186.exe

Executes dropped EXE 1 IoCs

pid	Process
4908	szgfw.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LisectAVT_2403002C_186.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 4908	4576	LisectAVT_2403002C_186.exe	84
PID 4576 wrote to memory of 4908	4576	LisectAVT_2403002C_186.exe	84
PID 4576 wrote to memory of 4908	4576	LisectAVT_2403002C_186.exe	84

C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_186.exe
"C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_186.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
11KB

MD5
781eb231a6dcd8e8a4fc1e445323195f

SHA1
604e0001b5a9b9a592c939b295a951121e664b7c

SHA256
eebecd64a0b49d61592c44062ecae53d2d4c7c78d10fa2b171de767ed239a910

SHA512
a491fd268343769c63aa25d60dab46b9832c71f8811b9f5d9a43b2d75b9f39f89740cbd1b9e966f8e1cf045b4e8e0162499b1aaa095428f4c0270431251639a1

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