upatre | 9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba

Analysis

max time kernel
150s
max time network
164s
platform
windows7_x64
resource
win7v20210408
submitted
17-05-2021 23:50

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General

Target

9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe
Size

31KB
MD5

4a214b3cf0d705c420c80d51005015a9
SHA1

6150c159dabde0752b2230d601cb52e3bf68ae6f
SHA256

9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba
SHA512

f9eae7446ead0007e8dcda02e2dbbd2863ea6319951efd255936a0fef8af40507322fa6ab86e07c607f10cd9132b65c3e1788a1bf6ae1eb611d7fa2f5d3b0e1d

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1632	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe
816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.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 816 wrote to memory of 1632	816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe	29
PID 816 wrote to memory of 1632	816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe	29
PID 816 wrote to memory of 1632	816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe	29
PID 816 wrote to memory of 1632	816	9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe	29

C:\Users\Admin\AppData\Local\Temp\9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe
"C:\Users\Admin\AppData\Local\Temp\9ccfd964fbee02f6d927275a62982d92a5fb295c42a8247971db9f05fc0805ba.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:816
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1632

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/816-59-0x0000000075511000-0x0000000075513000-memory.dmp

Filesize
8KB

Download
memory/816-65-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download