upatre | fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4

Analysis

max time kernel
149s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 23:31

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General

Target

fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe
Size

33KB
MD5

bc9cd8a2747febd9760428d743efde19
SHA1

bb01748ca0c6afd18cd60ebcfc274677191c5065
SHA256

fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4
SHA512

a30fa2353be02bf8f4363bb8e3c7a7878556a2315e82072869b31b6cf2085cd9d6ae54f0ec14ceeb5436bc4264bb709c69760b126b970ce16d673fa068def093

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
3032	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 572 wrote to memory of 3032	572	fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe	78
PID 572 wrote to memory of 3032	572	fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe	78
PID 572 wrote to memory of 3032	572	fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe	78

C:\Users\Admin\AppData\Local\Temp\fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe
"C:\Users\Admin\AppData\Local\Temp\fb7560fdddb18836084b4e6506ebacc4bcd5fd3dea15a0f10ec737b996992dd4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3032

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/572-114-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

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