upatre | 8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067

Analysis

max time kernel
150s
max time network
169s
platform
windows7_x64
resource
win7v20210408
submitted
18-05-2021 11:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe
Size

10KB
MD5

5e0812410b587c0eeae54c0f39675cfc
SHA1

5b006181a9855a2b5f5995d70b7dffdf456e41f3
SHA256

8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067
SHA512

a15687060a9fb00df4d1d5c269c1ca941b58319f55cc732ac66989baa6083e2f5cae5e2ae8a5f17688e087bbf920b1f5c7bc6695541209bf5687431965ae16f6

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2020	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe
1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.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 1092 wrote to memory of 2020	1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe	26
PID 1092 wrote to memory of 2020	1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe	26
PID 1092 wrote to memory of 2020	1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe	26
PID 1092 wrote to memory of 2020	1092	8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe	26

C:\Users\Admin\AppData\Local\Temp\8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe
"C:\Users\Admin\AppData\Local\Temp\8bd4e50e1b6d2bdfbed9b98b7ed33ba7f467ec70bce27c9a2044bad02c35c067.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2020

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/1092-60-0x0000000075AA1000-0x0000000075AA3000-memory.dmp

Filesize
8KB

Download