upatre | 224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7v20210410
submitted
15/05/2021, 18:08

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General

Target

224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe
Size

36KB
MD5

005e10788461b9f06f1515dd729a1821
SHA1

8aa4616f31494b0bab4fa6061a40c7783953c34e
SHA256

224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea
SHA512

03ec8ddabc6e92784c4b487a661e3dba370feb5e35bb207bb0cf9c4a37252bbb7c136740d5bae262d33ee2de4cbf7a4624a13bd70a3316c8ee62d4f35032514a

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2040	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe
1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.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 2040	1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe	29
PID 1748 wrote to memory of 2040	1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe	29
PID 1748 wrote to memory of 2040	1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe	29
PID 1748 wrote to memory of 2040	1748	224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe	29

C:\Users\Admin\AppData\Local\Temp\224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.exe
"C:\Users\Admin\AppData\Local\Temp\224df9e0ecede2f3f48ca656f160fe68024a725f4ec3148050cf897b2f84d4ea.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:2040

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/1748-59-0x00000000757E1000-0x00000000757E3000-memory.dmp

Filesize
8KB

Download
memory/1748-65-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download