upatre | cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e

Analysis

max time kernel
150s
max time network
47s
platform
windows10_x64
resource
win10v20210408
submitted
16-05-2021 04:41

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General

Target

cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe
Size

34KB
MD5

bc26e0e03afaa8e90baa10c4591b3e89
SHA1

616e19a8c7b6bdf22b5205d36081dd5482a6b3e5
SHA256

cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e
SHA512

7612212cae56d8de778ce9e83a6e7f588e43eb895e1c3e813bee5cd62977aeff148b054de688c8b2756c20f2aa1dc406f316f5f79a9fe8fb885b65c335383d8a

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1804	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 636 wrote to memory of 1804	636	cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe	77
PID 636 wrote to memory of 1804	636	cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe	77
PID 636 wrote to memory of 1804	636	cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe	77

C:\Users\Admin\AppData\Local\Temp\cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe
"C:\Users\Admin\AppData\Local\Temp\cc227a919b7d1d35af0b828aa340937e9d4e43420d70656f89f5a5b97b21506e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:636
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1804

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/636-114-0x0000000000780000-0x0000000000781000-memory.dmp

Filesize
4KB

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