upatre | c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda

Analysis

max time kernel
149s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
16-05-2021 03:44

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General

Target

c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe
Size

37KB
MD5

c68386353af848a4835659f9da6ea3cb
SHA1

297b07e75a99a3ec049e6bcdfce95a8b9e2b9d02
SHA256

c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda
SHA512

0ee1eea9498fa0f1d3c3b63f1e57877572fd34718b875332dca7ba417f5415de2e877b14c0af274ebbe40295e9869fb657e9318c06b696d5474ba19e449c8646

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
3948	szgfw.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 3 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 3948	644	c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe	77
PID 644 wrote to memory of 3948	644	c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe	77
PID 644 wrote to memory of 3948	644	c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe	77

C:\Users\Admin\AppData\Local\Temp\c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe
"C:\Users\Admin\AppData\Local\Temp\c1e6b248448fb3f4569cc6e72ac3ef04f41c54e5c23b6f50f5fa078c03bc2fda.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:644
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:3948

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/644-114-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

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