Malware Analysis Report

2025-04-13 21:22

Sample ID 240913-dtzaas1err
Target local.exe
SHA256 001a0ed70a3cfedc033911a1ad57bbaffa8414192096de8833b8c7715d6e83ca
Tags
pyinstaller
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

001a0ed70a3cfedc033911a1ad57bbaffa8414192096de8833b8c7715d6e83ca

Threat Level: Shows suspicious behavior

The file local.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

pyinstaller

Loads dropped DLL

Detects Pyinstaller

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-09-13 03:18

Signatures

Detects Pyinstaller

pyinstaller
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-13 03:18

Reported

2024-09-13 03:19

Platform

win7-20240903-en

Max time kernel

14s

Max time network

20s

Command Line

"C:\Users\Admin\AppData\Local\Temp\local.exe"

Signatures

Processes

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

"C:\Users\Admin\AppData\Local\Temp\local.exe"

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

"C:\Users\Admin\AppData\Local\Temp\local.exe"

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\_MEI22602\ucrtbase.dll

MD5 34168a4af676d6a5733bbf7a0905d3c7
SHA1 ba63e51ab3cd90666eb9a9bb0232502a5ec629ff
SHA256 2ab2a74bcb5bfd8248d232eb3bc56698fb5173b9ff7fc0daf87d8120d0f448d7
SHA512 c049c166b2b00dc30b0edae5d78badfffea7fb105f0cff9f3ae2c947ddf3ecde6331855b7ebed3f4ce923cc365b053b3a679319b2c6efa85ed0b9a7ddb5676ab

C:\Users\Admin\AppData\Local\Temp\_MEI22602\api-ms-win-core-timezone-l1-1-0.dll

MD5 bdd63ea2508c27b43e6d52b10da16915
SHA1 2a379a1ac406f70002f200e1af4fed95b62e7cb8
SHA256 7d4252ab1b79c5801b58a08ce16efd3b30d8235733028e5823f3709bd0a98bcf
SHA512 b0393f0d2eb2173766238d2139ae7dea7a456606f7cb1b0e8bc0375a405bc25d28ef1c804802dddb5c3dbd88cfd047bfa5c93cbb475d1d6b5a9a893b51e25128

C:\Users\Admin\AppData\Local\Temp\_MEI22602\api-ms-win-core-file-l2-1-0.dll

MD5 adb3471f89e47cd93b6854d629906809
SHA1 2cfc0c379fd7f23db64d15bdff2925778ff65188
SHA256 355633a84db0816ab6a340a086fb41c65854c313bd08d427a17389c42a1e5b69
SHA512 f53e11aa35911d226b676d454e873d0e84c189dd1caea8a0fe54d738933cd6b139eca48630f37f5979ef898950d99f3277cba6c7a697103f505d876bea62818c

C:\Users\Admin\AppData\Local\Temp\_MEI22602\api-ms-win-core-localization-l1-2-0.dll

MD5 6b4f2ca3efceb2c21e93f92cdc150a9d
SHA1 2532af7a64ef4b5154752f61290dcf9ebeea290f
SHA256 b39a515b9e48fc6589703d45e14dcea2273a02d7fa6f2e1d17985c0228d32564
SHA512 63a42dd1cb95fd38ddde562108c78e39cb5d7c9406bf749339e717c2cd866f26268d49b6bd966b338de1c557a426a01a24c2480f64762fef587bc09d44ada53b

C:\Users\Admin\AppData\Local\Temp\_MEI22602\api-ms-win-core-processthreads-l1-1-1.dll

MD5 247061d7c5542286aeddade76897f404
SHA1 7285f85440b6eff8731943b73502f58ae40e95a2
SHA256 ccb974c24ddfa7446278ca55fc8b236d0605d2caaf273db8390d1813fc70cd5b
SHA512 23ef467f6bb336d3e8c38000d30a92dac68e2662891863475ff18dbddbbbce909c12d241b86dbdea085e7d19c82cd20d80a60ffb2845f6afebedf06507afe5bc

C:\Users\Admin\AppData\Local\Temp\_MEI22602\api-ms-win-core-file-l1-2-0.dll

MD5 19df2b0f78dc3d8c470e836bae85e1ff
SHA1 03f2b5b848a51ee52980bf8595c559b89865de07
SHA256 bd9e07bbc62ce82dbc30c23069a17fbfa17f1c26a9c19e50fe754d494e6cd0b1
SHA512 c1c2b97f484e640bfdda17f7ed604d0583c3d4eaf21abf35491ccedc37fa4866480b59a692776687e5fda3eaeafb4c7bdb34dec91f996fd377a328a89c8d5724

C:\Users\Admin\AppData\Local\Temp\_MEI22602\python312.dll

MD5 d521654d889666a0bc753320f071ef60
SHA1 5fd9b90c5d0527e53c199f94bad540c1e0985db6
SHA256 21700f0bad5769a1b61ea408dc0a140ffd0a356a774c6eb0cc70e574b929d2e2
SHA512 7a726835423a36de80fb29ef65dfe7150bd1567cac6f3569e24d9fe091496c807556d0150456429a3d1a6fd2ed0b8ae3128ea3b8674c97f42ce7c897719d2cd3