upatre | bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f

Analysis

max time kernel
150s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
09/05/2021, 14:49

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General

Target

bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe
Size

36KB
MD5

eba5b2886a38f75b44d320ceee3a758c
SHA1

fae44e388d47164afa3a1a5048d0a80b3ad41fff
SHA256

bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f
SHA512

b24e038539c2add646e16c2dc126eb6c388e5e5868f137913a38a5c63835a4db7981f0ba184c0eedb512899cd6c76d95f8ceace44631bf44c521e8ac36ee4f02

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
204	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 3920 wrote to memory of 204	3920	bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe	78
PID 3920 wrote to memory of 204	3920	bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe	78
PID 3920 wrote to memory of 204	3920	bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe	78

C:\Users\Admin\AppData\Local\Temp\bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe
"C:\Users\Admin\AppData\Local\Temp\bcccf2a04da0844e7be1901610b876ce8ead2075f65d5a978a77485491cd662f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:204

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/3920-114-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

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