upatre | 92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0

Analysis

max time kernel
150s
max time network
8s
platform
windows7_x64
resource
win7v20210410
submitted
11-05-2021 16:54

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General

Target

92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe
Size

72KB
MD5

beccd111daf72aa6c529aee1cbc089a2
SHA1

189a8c8fb5e42a7dcead55bffe5aa5da686e5ede
SHA256

92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0
SHA512

d0a54b9c466642308319a014e260765b6c9cd4a02147d929346d770da79bcd85c6b458add57f018068b1f09d0ca2622e341debf933d059937f3ac9a9fcbd3888

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
1244	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe
540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.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 540 wrote to memory of 1244	540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe	29
PID 540 wrote to memory of 1244	540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe	29
PID 540 wrote to memory of 1244	540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe	29
PID 540 wrote to memory of 1244	540	92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe	29

C:\Users\Admin\AppData\Local\Temp\92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe
"C:\Users\Admin\AppData\Local\Temp\92bc00adc0456a790ec74295004bc3344d4c836ecd29f82f66de01a37218f4d0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:540
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1244

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/540-60-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/540-66-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download