upatre | c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
13-03-2024 00:38

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General

Target

c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe
Size

66KB
MD5

20447d1d9f05f74ea93258ba5f8ae021
SHA1

c6e63b89f74a76c9304c1a489b5c8be0c6452f69
SHA256

c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291
SHA512

cff01cf0ccf917ffa3030dfc2f09b2fd0fe91e64e4ae2562777fbf205aee4bbd5e99d5ade661e26c597b4c67dcef6dcaa3ccb9e1d3cac547c3faa5ae8efe5c3a
SSDEEP

1536:5Y9jw/dUT62rGdiUOWWrMffJ+AxM+I+ceWgP/KmVy:5Y9CUT62/UOVMffJ+AW+I+cn

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2472	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe
2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2472	2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe	28
PID 2184 wrote to memory of 2472	2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe	28
PID 2184 wrote to memory of 2472	2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe	28
PID 2184 wrote to memory of 2472	2184	c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe	28

C:\Users\Admin\AppData\Local\Temp\c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe
"C:\Users\Admin\AppData\Local\Temp\c276785b15afc27780b4f90df5a97e8ab1f4b9dc6d86b21caf21dc6991e01291.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
66KB

MD5
b52361601ae4fd5577467fbbfbd35404

SHA1
8767c060afe47a68206f58f48f885d390e5b4038

SHA256
6f6c593ef486da8bd57c2ebe68239e8b4f3a61ecd2dfc8fa05483683072763e0

SHA512
22afd8f53ac0a47ff81eeaf780869567cf3d1c867bbce30fb7287fe1a66739821b85ecb4fae5f08333fd58843a22abc63deb6cdb99817d51bb3f981ec44199c2

Download Submit
memory/2184-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2184-10-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download