upatre | 3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9

Analysis

max time kernel
151s
max time network
126s
platform
windows7_x64
resource
win7-en-20211208
submitted
14/02/2022, 07:54

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe
Size

40KB
MD5

9591f1088e1e52df0ca6250523cc5423
SHA1

95af25db65c6960c992b556d6b1c3d9c4fd3d6c1
SHA256

3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9
SHA512

ba995c9fdbf103919ad797f5efa54c12bf29cfd4755974209964d007232f08c527a6d162ad1b5744297f65260e19a46394ebe26d1830b83867ef8003b1418ae0

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1876	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe
1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.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 4 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 1876	1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe	27
PID 1528 wrote to memory of 1876	1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe	27
PID 1528 wrote to memory of 1876	1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe	27
PID 1528 wrote to memory of 1876	1528	3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe	27

C:\Users\Admin\AppData\Local\Temp\3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe
"C:\Users\Admin\AppData\Local\Temp\3d93abd9549f08830e1afad2b07063d3555b282c1a8a5787058e1950bb8286d9.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1876

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1528-53-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1876-59-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download