upatre | e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523

Analysis

max time kernel
154s
max time network
123s
platform
windows7_x64
resource
win7-en-20211208
submitted
19-02-2022 18:56

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General

Target

e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe
Size

12KB
MD5

d7ab40aa4270567db0ff26f97793c42a
SHA1

867975b4eaaf0cb1b0da43e85ff7de7203c68f0f
SHA256

e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523
SHA512

19cbfc23976841c6aec830723b184786d6fc33db64f031325bdc9dc1cbcdf9d5ea7c0f1054ee9312c3ae744ff0b9a03c2027e0b5757890d82fe369784724c0c1

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
524	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe
892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.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 892 wrote to memory of 524	892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe	27
PID 892 wrote to memory of 524	892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe	27
PID 892 wrote to memory of 524	892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe	27
PID 892 wrote to memory of 524	892	e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe	27

C:\Users\Admin\AppData\Local\Temp\e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe
"C:\Users\Admin\AppData\Local\Temp\e5e29a10b4cc8048c657ea600147b53cbc957bd180efd0ac4315b0c58b225523.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:892
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:524

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/892-54-0x0000000076451000-0x0000000076453000-memory.dmp

Filesize
8KB

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