upatre | 29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6

Analysis

max time kernel
149s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 15:45

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General

Target
29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe
Size 600KB
Sample210509-cvblxkq5dj
SHA256 29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6
MD5 b9235f95acf17a9708b1341a3bd886aa
SHA1 1fd6ab9a7bdb1f5b05e3e07695036aa83de32fe2
SHA512 e765c3398353265fb4a3adfee8a4e111ddac32e76fd59b35de5e283ceea788e0ab31a60e0e2fc24f82515bb062f0c526529a09f401cbbd09085b3b02ce223f8d
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
3520	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 3988 wrote to memory of 3520	3988	29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe	78
PID 3988 wrote to memory of 3520	3988	29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe	78
PID 3988 wrote to memory of 3520	3988	29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe	78

C:\Users\Admin\AppData\Local\Temp\29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe
"C:\Users\Admin\AppData\Local\Temp\29842678dfaba53fedcf6506ab2c72c4e260be59ae624c00a0902b8f9704a7d6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3988
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3520

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/3988-114-0x0000000000530000-0x0000000000531000-memory.dmp

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