upatre | 61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5

Analysis

max time kernel
150s
max time network
67s
platform
windows10_x64
resource
win10v20210408
submitted
18/05/2021, 06:28

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General

Target
61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe
Size 42KB
Sample210518-ahblfp4e9s
SHA256 61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5
MD5 1d3b373f1480af47b358d3c8d004b269
SHA1 5d5b567a01a8d8264953da2d22561efca1809a82
SHA512 d265f0ddda4b687b71f72b9dfd3fba3432b7ed3670af6a230b55f8419474c87648a7c704be248b5147932ccd91c90c776f2239c7a01bb9ba299e0f8b1398f250
MD5 SHA1 SHA512

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
4088	szgfw.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 3 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 4088	624	61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe	77
PID 624 wrote to memory of 4088	624	61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe	77
PID 624 wrote to memory of 4088	624	61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe	77

C:\Users\Admin\AppData\Local\Temp\61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe
"C:\Users\Admin\AppData\Local\Temp\61edfe037eec63c48b03641caee8a19e68f5987925c48c1b7b45dbc5fc3956d5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4088

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/624-114-0x0000000000680000-0x0000000000681000-memory.dmp

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