upatre | ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-en-20211208
submitted
19-02-2022 19:13

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General

Target

ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe
Size

7KB
MD5

68c216e2c5cd37bdbc57db5748fd3b2b
SHA1

0ef40524ef0e409ef6034a3c2897ee12095123d5
SHA256

ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b
SHA512

a7d86caf852ae4f12a1c830978d099539852555f46112918f1038a4e8ba0b855bef821f6afd94f1426a24bdaace5a0fcd7da1f23ba998004069e7cd2b66a4abe

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1916	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe
1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.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 1748 wrote to memory of 1916	1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe	27
PID 1748 wrote to memory of 1916	1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe	27
PID 1748 wrote to memory of 1916	1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe	27
PID 1748 wrote to memory of 1916	1748	ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe	27

C:\Users\Admin\AppData\Local\Temp\ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe
"C:\Users\Admin\AppData\Local\Temp\ca7c7cb85ce72bb04040142a336164dde378a846bfbe2938e3a74fffccd1156b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1916

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/1748-53-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

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