upatre | 53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193

Analysis

max time kernel
151s
max time network
125s
platform
windows7_x64
resource
win7-en-20211208
submitted
19-02-2022 20:40

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General

Target

53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe
Size

34KB
MD5

866ee14254b9a348ca6ff997c7e4dffd
SHA1

c5036614648bfb9984d94fba24cead26e2a9d8ba
SHA256

53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193
SHA512

f59dae9914f43751df9c1b63b5508f7c47c5e994899c65cebd2a655bedfb323699e7af89642144dd3d50b01193d08e57f8e4b2ecb338630fe1f7e5fb6b36535d

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1544	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe
1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.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 1740 wrote to memory of 1544	1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe	27
PID 1740 wrote to memory of 1544	1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe	27
PID 1740 wrote to memory of 1544	1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe	27
PID 1740 wrote to memory of 1544	1740	53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe	27

C:\Users\Admin\AppData\Local\Temp\53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe
"C:\Users\Admin\AppData\Local\Temp\53ebba2bdf2eeba274fb53c20d6c28c50d6d4de2fe4575954a7450b86eded193.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1544

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/1544-60-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1740-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

Filesize
8KB

Download