upatre | 9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc

Analysis

max time kernel
152s
max time network
128s
platform
windows7_x64
resource
win7-en-20211208
submitted
19-02-2022 19:44

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General

Target

9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe
Size

7KB
MD5

36b397752eeeac32a44b78c7854bc6ad
SHA1

30f838e761fad05439ab9e14e2a6e5da769d5ee0
SHA256

9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc
SHA512

a1ec13e2c035432337c921e000ed37501caf1b5f88a4822b44af7c996ce0f77a3ba1e33801f9dae30e517f5ae904e02b13722c2eff9b82dde86a86e50d048f4f

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
472	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe
748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.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 748 wrote to memory of 472	748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe	27
PID 748 wrote to memory of 472	748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe	27
PID 748 wrote to memory of 472	748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe	27
PID 748 wrote to memory of 472	748	9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe	27

C:\Users\Admin\AppData\Local\Temp\9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe
"C:\Users\Admin\AppData\Local\Temp\9b3c9aabb7b2a992b627ca3688cd42a3508ce9fff2beedb6de02990dd58976bc.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:748
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:472

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/748-54-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

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