upatre | 59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5

Analysis

max time kernel
150s
max time network
67s
platform
windows10_x64
resource
win10v20210408
submitted
18-05-2021 00:20

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General

Target

59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe
Size

42KB
MD5

1c958c8567526cbfec0f37bd19cdc53d
SHA1

9d9acf0860356b48b683b5cb3117758f4ab17160
SHA256

59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5
SHA512

4994e07cb4ea0c44685d69626bfe249069e7187948bd0a2b51ec3656bf175a9b57706a342420e026bc0f44133f0125fff219be86c294e1d6063040ea3b779a9a

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
3424	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 640 wrote to memory of 3424	640	59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe	77
PID 640 wrote to memory of 3424	640	59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe	77
PID 640 wrote to memory of 3424	640	59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe	77

C:\Users\Admin\AppData\Local\Temp\59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe
"C:\Users\Admin\AppData\Local\Temp\59b5e5eb7074f4605dc73f3bf1f75e74eb436aaca1efe541c2d73c7cae28d9a5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3424

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/640-114-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

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