upatre | d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df

Analysis

max time kernel
151s
max time network
15s
platform
windows7_x64
resource
win7v20210410
submitted
15/05/2021, 04:32

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General

Target

d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe
Size

33KB
MD5

bf2f544fb5b2c342b2a911cacc7dd6cd
SHA1

21a0ceaa056f2c1ddb0a6fc0a68c26918c9c94c5
SHA256

d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df
SHA512

8121ab61065743ce2079210615b3095743633ab836705ebffb906de35997077752f7a443deed066011442c117541bfc730bee2a7166cdeaff1467f27fb441c0d

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1304	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe
1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.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 1996 wrote to memory of 1304	1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe	29
PID 1996 wrote to memory of 1304	1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe	29
PID 1996 wrote to memory of 1304	1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe	29
PID 1996 wrote to memory of 1304	1996	d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe	29

C:\Users\Admin\AppData\Local\Temp\d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe
"C:\Users\Admin\AppData\Local\Temp\d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1304

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/1996-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

Filesize
8KB

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memory/1996-66-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

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