upatre | ed4053d15783e6fcb22313311ba6ee9aa6973111e1563956921c44eb1cc88210

Analysis

max time kernel
156s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 08:18

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General

Target

1338e5b87bd562b59e58164cbd14e41b.exe
Size

11KB
MD5

1338e5b87bd562b59e58164cbd14e41b
SHA1

2cdd38d7fb70dfc1deaf025109dea5b170d0e964
SHA256

ed4053d15783e6fcb22313311ba6ee9aa6973111e1563956921c44eb1cc88210
SHA512

fdc0bea699f0a105cf01b14ae0849a62f006c871d42b1d15bc6fa7bddb63bff6d9eb044065591ab361eb81a2ef2b0a5440e6ff80144861d0ce2bce1a1aa60852
SSDEEP

192:9mUWKs/RnKfzShH/JFxRmyja4QhiP7UlZSyGjpjWDwyl1XN+gB7Q:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKwj

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2716	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2772	1338e5b87bd562b59e58164cbd14e41b.exe
2772	1338e5b87bd562b59e58164cbd14e41b.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 2772 wrote to memory of 2716	2772	1338e5b87bd562b59e58164cbd14e41b.exe	27
PID 2772 wrote to memory of 2716	2772	1338e5b87bd562b59e58164cbd14e41b.exe	27
PID 2772 wrote to memory of 2716	2772	1338e5b87bd562b59e58164cbd14e41b.exe	27
PID 2772 wrote to memory of 2716	2772	1338e5b87bd562b59e58164cbd14e41b.exe	27

C:\Users\Admin\AppData\Local\Temp\1338e5b87bd562b59e58164cbd14e41b.exe
"C:\Users\Admin\AppData\Local\Temp\1338e5b87bd562b59e58164cbd14e41b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2716

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
11KB

MD5
ae0672ea153cb5db873a5b5c81ff34a0

SHA1
87010b8a730a5b261f1c257bb93d15409589a53f

SHA256
e2ea01f297e75c6aa1d29bce1603c305f732916fade4a91a16cd06d22dd8a9b5

SHA512
adc45dd076abbec0282448a2d9e8807568cdb6af6dfaa483b43035b2e2cac15b39cb6647cead1fc5fd512edd696f6f121de7f32ca67ab99d6617b7c200d1ee97

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