upatre | c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32

Analysis

max time kernel
151s
max time network
126s
platform
windows7_x64
resource
win7v20210410
submitted
18-05-2021 11:28

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General

Target

c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe
Size

42KB
MD5

14e24fce31cb0d70966a812e036ab904
SHA1

64522c0c2eb319eecc2b9b58fdff04d07aa8b82c
SHA256

c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32
SHA512

18ba55c2f2252ac1128693e5ace9c820685a48e30433e9dae352196c3f6788dcac31a78fa5c4dcb30cea6513fa922d09a69ce98b56436550d1157acee43eda62

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	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe
1688	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.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	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe	29
PID 1688 wrote to memory of 2016	1688	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe	29
PID 1688 wrote to memory of 2016	1688	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe	29
PID 1688 wrote to memory of 2016	1688	c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe	29

C:\Users\Admin\AppData\Local\Temp\c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.exe
"C:\Users\Admin\AppData\Local\Temp\c05b648df04d3268bc931df85dfd1a16585341e17ce2b362df9287de836cfe32.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/1688-60-0x0000000075011000-0x0000000075013000-memory.dmp

Filesize
8KB

Download
memory/1688-66-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download