upatre | 414e4d23e1de0c522db965e48d935db33b20c8c14547aa88d9589153cdce644b

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19-12-2023 17:48

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General

Target

6e690d61b9fa3c4e8ed32dc6f10b2fba.exe
Size

41KB
MD5

6e690d61b9fa3c4e8ed32dc6f10b2fba
SHA1

e31c1dd5df31e4e609fdbd3c47be5c68da5698f6
SHA256

414e4d23e1de0c522db965e48d935db33b20c8c14547aa88d9589153cdce644b
SHA512

a9d027f3874a9d8eb873fbbac93f7395098ec353d66120b2321573677a8aa80dc5d9a1b5ff1279cb0631ed959b5fde8e4840f67d2217d4828d3497bec736fbda
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rCBsPGTWikRyyyxOnly9yyQ:GY9jw/dUT62rGdiUOWWrC6P6TQ

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2984	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.exe
2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.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 2988 wrote to memory of 2984	2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.exe	28
PID 2988 wrote to memory of 2984	2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.exe	28
PID 2988 wrote to memory of 2984	2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.exe	28
PID 2988 wrote to memory of 2984	2988	6e690d61b9fa3c4e8ed32dc6f10b2fba.exe	28

C:\Users\Admin\AppData\Local\Temp\6e690d61b9fa3c4e8ed32dc6f10b2fba.exe
"C:\Users\Admin\AppData\Local\Temp\6e690d61b9fa3c4e8ed32dc6f10b2fba.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2984

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

Replay Monitor

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Downloads

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

Filesize
41KB

MD5
d0fee75524c814b0df667b25a07b8ba9

SHA1
4088b95238d8b33973db364215110bfb7693d8ed

SHA256
f2ad408ba34e698d8e0aedf63ee406eccab3ec19a51108b637e3d72fd744dbec

SHA512
dfd19831d9c0664bb3e180f38b5e0d25470003d129b693256cad96bcbcd4ccf4961f66b1e1751984b2613d269da9544e199b31111d4c33c738e555c7f5b56dd0

Download Submit
memory/2988-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2988-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download