upatre | b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2

Analysis

max time kernel
150s
max time network
126s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 20:44

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General

Target

b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe
Size

33KB
MD5

fd94bc055cbbdfc573b3f58b050ca5ec
SHA1

64e8671876614892c9e0d91dca1c778f97f4a98b
SHA256

b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2
SHA512

4b6e6487b1367834216b11b56e3ece0c89880ce2bf6675180139131daa67b47c006fb1f606f9eb936691d91d5cc13b7b0fc53248b85455901da0c88923a2621e

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
944	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 584 wrote to memory of 944	584	b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe	77
PID 584 wrote to memory of 944	584	b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe	77
PID 584 wrote to memory of 944	584	b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe	77

C:\Users\Admin\AppData\Local\Temp\b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe
"C:\Users\Admin\AppData\Local\Temp\b14841fde824584aeda9f6efdd8324b165e999cf1f1c1b6c933a02ce11d1e4e2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:584
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:944

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/584-114-0x00000000004B0000-0x00000000005FA000-memory.dmp

Filesize
1.3MB

Download
memory/944-118-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download