upatre | c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc

Analysis

max time kernel
150s
max time network
141s
platform
windows10_x64
resource
win10v20210410
submitted
08-05-2021 17:11

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General

Target

c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe
Size

37KB
MD5

fa248eadbdc9351e6ffac68467f076c1
SHA1

dd75b45bf500d5465bb8e2d36fa9b617c1e5aa55
SHA256

c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc
SHA512

15a3e18addb59a52b2aaa877291e43e062f7447908b325fdce26f833d41381bfb9b9bff7affdc1db841abbafaa65f56ef67a15054a805a4fa123828891839e8d

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1464	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 3212 wrote to memory of 1464	3212	c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe	78
PID 3212 wrote to memory of 1464	3212	c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe	78
PID 3212 wrote to memory of 1464	3212	c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe	78

C:\Users\Admin\AppData\Local\Temp\c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe
"C:\Users\Admin\AppData\Local\Temp\c406a12a1cd31f11e6ec58e03b9105033ee4c38f769da41c23085fbe85eeebdc.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1464

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/3212-117-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

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