upatre | de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111

Analysis

max time kernel
149s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 17:35

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General

Target
de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe
Size 151KB
Sample210509-tk8va298zs
SHA256 de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111
MD5 40d3c1a78e678a50daf2b0da09e98113
SHA1 d62962c94ac8aa9d59b2afb92f6722654d535ae7
SHA512 6460d6e4e37645f661d91463581375bbfe17c06b8f4c0f02f74e012abf81c1d7af5b35db5e081a6a445173894be1fe61dbde1d9ff7a0ba3f26129e6722627101
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
2312	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 3892 wrote to memory of 2312	3892	de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe	78
PID 3892 wrote to memory of 2312	3892	de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe	78
PID 3892 wrote to memory of 2312	3892	de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe	78

C:\Users\Admin\AppData\Local\Temp\de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe
"C:\Users\Admin\AppData\Local\Temp\de16bf872e86b5f82d0163db52362384a29a41ea2bd1cbdfe915c71b22ae3111.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2312

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/2312-118-0x0000000000460000-0x0000000000461000-memory.dmp

Download

memory/3892-114-0x0000000000470000-0x000000000051E000-memory.dmp