upatre | 302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb

Analysis

max time kernel
151s
max time network
126s
platform
windows10_x64
resource
win10v20210408
submitted
15-05-2021 16:02

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General

Target

302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.exe
Size

29KB
MD5

21a33114a4dd14ad7a37a65bc24248bd
SHA1

092f1d89107001adf3708f4f648c9c6ffdd6c407
SHA256

302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb
SHA512

ed7a3c423846e470f62cc7cab2289508a5d8a213029ff207ab2e92e24e5d136de51905a681ed1f5105dffebca285914ca161142e677a5e1a8100d72ad2808820

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2712	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 2712	656	302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.exe	76
PID 656 wrote to memory of 2712	656	302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.exe	76
PID 656 wrote to memory of 2712	656	302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.exe	76

C:\Users\Admin\AppData\Local\Temp\302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.exe
"C:\Users\Admin\AppData\Local\Temp\302539c81bfa7f8730fc8b34576d0fe220fbf99f983a1f62d3c2d279e0e45adb.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:2712

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/656-114-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/2712-118-0x0000000000410000-0x00000000004BE000-memory.dmp

Filesize
696KB

Download