upatre | e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4

Analysis

max time kernel
150s
max time network
12s
platform
windows7_x64
resource
win7v20210410
submitted
10-05-2021 15:59

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General

Target

e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe
Size

30KB
MD5

d683cf8dd1371eed3665bd25cdb51b68
SHA1

20995582dc04836a054b32e7fcb06ae0a9b82a16
SHA256

e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4
SHA512

91eb291d9c2f45340ee87da20a3a42b8b0cdb54421d51a66eaa52cc5125dd83f90ef48589963a6812738d14e507a5f9a2c2cf619813b7f77178e622b6bd334a8

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1344	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe
788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.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 4 IoCs

description	pid	Process	procid_target
PID 788 wrote to memory of 1344	788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe	29
PID 788 wrote to memory of 1344	788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe	29
PID 788 wrote to memory of 1344	788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe	29
PID 788 wrote to memory of 1344	788	e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe	29

C:\Users\Admin\AppData\Local\Temp\e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe
"C:\Users\Admin\AppData\Local\Temp\e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:788
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1344

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/788-59-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/788-65-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download