upatre | ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7v20210410
submitted
09-05-2021 15:16

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General

Target

ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe
Size

28KB
MD5

b7be004ad524d42e11c674cc2f05c290
SHA1

f61a5339a85b9ad918dede30e3658217906d79eb
SHA256

ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059
SHA512

61bf34bb3f84c39aaf74ffda3bc07a01bc09b3ce79cc543ac66bc6429728b2e9bbe0bd837f51e6ac61aa9176dbe33f82a7edb04aab6fb06cba4ac53e9501586c

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2016	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe
1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.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 1688 wrote to memory of 2016	1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe	29
PID 1688 wrote to memory of 2016	1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe	29
PID 1688 wrote to memory of 2016	1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe	29
PID 1688 wrote to memory of 2016	1688	ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe	29

C:\Users\Admin\AppData\Local\Temp\ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe
"C:\Users\Admin\AppData\Local\Temp\ca3a0078e0749c0480c6010ad9c7f4ce5ee0fbb6ec24c335be26d96676652059.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2016

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/1688-59-0x0000000075011000-0x0000000075013000-memory.dmp

Filesize
8KB

Download
memory/1688-65-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download