upatre | eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e

Analysis

max time kernel
151s
max time network
14s
platform
windows7_x64
resource
win7v20210408
submitted
09-05-2021 22:38

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General

Target

eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe
Size

36KB
MD5

e64f3eee3e25211dc2d982afcf3889b8
SHA1

f1748873f7f02373e4b620337179680cb2daff1f
SHA256

eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e
SHA512

f7bd265a569c587892da23db0ce68fc61ba65edbec7511651540856854a46a214e4834f7b7baf5319511113a3373146ec16b9ce308b009c97429e73a9f698149

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
848	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe
360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.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 360 wrote to memory of 848	360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe	29
PID 360 wrote to memory of 848	360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe	29
PID 360 wrote to memory of 848	360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe	29
PID 360 wrote to memory of 848	360	eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe	29

C:\Users\Admin\AppData\Local\Temp\eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe
"C:\Users\Admin\AppData\Local\Temp\eff106657d6db5868729c08737d816c7e63aa954c17831229ba8047a1c1e1c0e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:360
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:848

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/360-60-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/360-66-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download