upatre | 275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17-03-2024 02:39

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General

Target

cfb689cffbeca7ceaffdac627b209c13.exe
Size

11KB
MD5

cfb689cffbeca7ceaffdac627b209c13
SHA1

7d37df83a837496f45a8b85f0a37ca3c9a8236c3
SHA256

275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14
SHA512

9ca4726f84cfb592295c6da066c13eb89ba8dfc4c6fcc71aea16af26cc3d236c095a801833aa115e978581376aa8e68254520ce5ede30dcd835ad7a5dbc7b35b
SSDEEP

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

Score

10^/10

upatre 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-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	cfb689cffbeca7ceaffdac627b209c13.exe

Executes dropped EXE 1 IoCs

pid	Process
4256	szgfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 4256	2152	cfb689cffbeca7ceaffdac627b209c13.exe	91
PID 2152 wrote to memory of 4256	2152	cfb689cffbeca7ceaffdac627b209c13.exe	91
PID 2152 wrote to memory of 4256	2152	cfb689cffbeca7ceaffdac627b209c13.exe	91

C:\Users\Admin\AppData\Local\Temp\cfb689cffbeca7ceaffdac627b209c13.exe
"C:\Users\Admin\AppData\Local\Temp\cfb689cffbeca7ceaffdac627b209c13.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4256

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
11KB

MD5
eb00cad8534e63c8152d530e06c09ded

SHA1
671fe3e019ba8599bf268bbb84b5e1b8c186622c

SHA256
05324c7e1d7095349d7158526759c2341ed854a2eaf7eff6291e739cfe5bb9a0

SHA512
d2e579e5409560e9f65d1abd8e3165799bf29b56f8dfc4f716618be1fbae5a9c3292dd24301e6019c61dfdfbb69332c6a782a79e92d4766558bfd20b32d898a3

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