upatre | fbcbbe7c79dfdac4586e2f20393384f03764c6555d357698476ffa5c4e1d9e80

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
22-12-2023 08:58

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General

Target

7f67b26c635927694f0397efc717ec08.exe
Size

12KB
MD5

7f67b26c635927694f0397efc717ec08
SHA1

bcac3ee4a545db4d2bcf7deee4e3c93222bc0750
SHA256

fbcbbe7c79dfdac4586e2f20393384f03764c6555d357698476ffa5c4e1d9e80
SHA512

1f056abb0a8630fad17a212da29f71d9a5f1ca9d8482510fc588ada32c471c97154ed5fd509fd788107bca3c64b2380ab797d1f73bd932eacf805e22e4e7e3c2
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKhYsKUAylUmtsYQ:v+dAURFxna4QAPQlYghxKUAyl9tTQ

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2740	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2872	7f67b26c635927694f0397efc717ec08.exe
2872	7f67b26c635927694f0397efc717ec08.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 2872 wrote to memory of 2740	2872	7f67b26c635927694f0397efc717ec08.exe	17
PID 2872 wrote to memory of 2740	2872	7f67b26c635927694f0397efc717ec08.exe	17
PID 2872 wrote to memory of 2740	2872	7f67b26c635927694f0397efc717ec08.exe	17
PID 2872 wrote to memory of 2740	2872	7f67b26c635927694f0397efc717ec08.exe	17

C:\Users\Admin\AppData\Local\Temp\7f67b26c635927694f0397efc717ec08.exe
"C:\Users\Admin\AppData\Local\Temp\7f67b26c635927694f0397efc717ec08.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2740

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

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

Filesize
12KB

MD5
0c29f542405a0ddb335dde2aa70408e9

SHA1
45834983e263635f4d974bb5bb2b5437262e123a

SHA256
20b7fcd81f91ad0b13684cb4aba8a57e057d5fcd2dfe1d21825032845fc2feb9

SHA512
71a8151f6559d8d665f8482d3acf672c061a7a80cb17e2f110c48f38db0c7855c2b9459a165fa7cb3a83ab2c0fffe102bf105a154d60367dc0853c56a5ed9a78

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