upatre | fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3

Analysis

max time kernel
151s
max time network
16s
platform
windows7_x64
resource
win7v20210408
submitted
05-05-2021 02:28

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General

Target

fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe
Size

32KB
MD5

faf1e38b2d84c9093b2ec6bdfc4f4790
SHA1

624e215b134ce06642023e089067b07f4631e8e7
SHA256

fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3
SHA512

72faf8c7f04c2034f917c88f2a692b42fa98854a384195686a5fc5bd80903c352ee03292eb061c987e81e92e29c7af7ccb385f0a3e8b21d6cc094ce6ab86f542

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
844	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe
1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.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 1304 wrote to memory of 844	1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe	29
PID 1304 wrote to memory of 844	1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe	29
PID 1304 wrote to memory of 844	1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe	29
PID 1304 wrote to memory of 844	1304	fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe	29

C:\Users\Admin\AppData\Local\Temp\fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe
"C:\Users\Admin\AppData\Local\Temp\fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:844

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/1304-60-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

Filesize
8KB

Download
memory/1304-66-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download