upatre | 2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7v20210408
submitted
09-05-2021 15:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe
Size

37KB
MD5

bd5c0741e738d306131f66392a01cf9a
SHA1

0798add046a8c30823fe9dd857bd159912d7570b
SHA256

2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4
SHA512

7e061a334e1ee743828e60fdd4ce901b785a15c010e75763922d2aa05e2bef51919d00e2594240d065d1b3a5fad3b43b6c7498b5e6142cefc0ef88722c341179

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
756	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe
1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.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 1920 wrote to memory of 756	1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe	29
PID 1920 wrote to memory of 756	1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe	29
PID 1920 wrote to memory of 756	1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe	29
PID 1920 wrote to memory of 756	1920	2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe	29

C:\Users\Admin\AppData\Local\Temp\2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe
"C:\Users\Admin\AppData\Local\Temp\2b8e9a78503b1181fd5ba6f41a4dc569938027d9c1fa8a89485daf1f261d85d4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:756

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

Loading Replay Monitor...

Downloads

memory/1920-59-0x0000000076691000-0x0000000076693000-memory.dmp

Filesize
8KB

Download
memory/1920-60-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download