upatre | 9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022

Analysis

max time kernel
150s
max time network
120s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 22:49

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General

Target
9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe
Size 81KB
Sample210508-8lfrb1vfpx
SHA256 9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022
MD5 168c9a6e9104f5830db48addff9b4827
SHA1 d3d4a5c619fcdedde2604a36d74867434ae48315
SHA512 ffb03ddcf04ed363a48df2b8b6157ab5ed874f175ad40600c7ef655aa143fbdec176bdc29817b8043e072f613ab4251ddd6b4aa0c6d4b57c72b51b44d240b4e5
MD5 SHA1 SHA512

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1264	szgfw.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 3 IoCs

description	pid	Process	procid_target
PID 656 wrote to memory of 1264	656	9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe	77
PID 656 wrote to memory of 1264	656	9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe	77
PID 656 wrote to memory of 1264	656	9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe	77

C:\Users\Admin\AppData\Local\Temp\9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe
"C:\Users\Admin\AppData\Local\Temp\9142e7d0fdb3ebc33f9516e618367011a84ce019e9cee4cbefefd8299de9e022.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:656
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1264

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/656-114-0x0000000000460000-0x0000000000461000-memory.dmp

Download

memory/1264-118-0x0000000000410000-0x00000000004BE000-memory.dmp