upatre | 47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a

Analysis

max time kernel
155s
max time network
126s
platform
windows7_x64
resource
win7-en-20211208
submitted
14-02-2022 07:47

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General

Target

47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
Size

600KB
MD5

46884b25c44a21c20cda77e028315c4c
SHA1

9aa4b276dcd952f472480022c825470f0616eb2d
SHA256

47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a
SHA512

f8f73950472aa703e432ea54c00dd36aede6b8b804e5c457790b0c6645a59bad281296bfb139d86caf8cbc3bbd837471020251b8a9e8ddb796840a5a93b2d96a

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1384	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.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 1600 wrote to memory of 1384	1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe	27
PID 1600 wrote to memory of 1384	1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe	27
PID 1600 wrote to memory of 1384	1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe	27
PID 1600 wrote to memory of 1384	1600	47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe	27

C:\Users\Admin\AppData\Local\Temp\47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
"C:\Users\Admin\AppData\Local\Temp\47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1384

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

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Downloads

memory/1600-54-0x0000000075471000-0x0000000075473000-memory.dmp

Filesize
8KB

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memory/1600-55-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

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