Malware Analysis Report

2024-11-30 13:33

Sample ID 240604-bmeafaga5y
Target 1cfa70c1b2f1eb15d9f6b0d502095360.bin
SHA256 03208627588eaad236f593edc1eb2857db1377f235e8fbfbfdc1050da2303ebe
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

03208627588eaad236f593edc1eb2857db1377f235e8fbfbfdc1050da2303ebe

Threat Level: Shows suspicious behavior

The file 1cfa70c1b2f1eb15d9f6b0d502095360.bin was found to be: Shows suspicious behavior.

Malicious Activity Summary

pyinstaller

Loads dropped DLL

Detects Pyinstaller

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 01:17

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

2024-06-04 01:15

Reported

2024-06-04 01:20

Platform

win7-20240220-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\_MEI29042\python37.dll

MD5 465089eaced8159ec533e4a37033e227
SHA1 074596adae6f53f33b8297f02e21f6a6f7ac6ff1
SHA256 2b29ae140cb9f08af872acf9e17f785ef99398ef3367549b55242bc064d6ae40
SHA512 55eca0922074162c22fff2b4f97bd2972540fa893b9b02b7d9bfa26345186dbbdaf1fbc37a9eba6366743d0d42fb5bb88e708877dfd57cb02ca4d3a6953cfb81

\Users\Admin\AppData\Local\Temp\_MEI29042\VCRUNTIME140.dll

MD5 aeab74db6bc6c914997f1a8a9ff013ec
SHA1 6b717f23227d158d6aa566498c438b8f305a29b5
SHA256 18ccb2dd8af853f4e6221bb5513e3154ef67ae61cee6ec319a8a97615987dc4b
SHA512 a2832b7720599361e2537f79a2597acb1a2d5633fdfe20a0d1075e9457683fdb1d5676d121c0bf1a825ff99512dcd924254f1151b50aae922acc0cc10f461036

C:\Users\Admin\AppData\Local\Temp\_MEI29042\base_library.zip

MD5 914a404c865d813ef7acc4b420e195ec
SHA1 cc952cac236b74bae6df82a9ee6ef9947c1b13ad
SHA256 e3197bd0dc6e3437f5991d0387e64714aa25bd43ab6e4235a8f5517819535794
SHA512 4b1934e7c2a084a744a01b94753e6ff223b7472ebf58bf1b894f7090357a756b6bd704b317a6d59eee43a12bf3c9fe7f03cdb99960126ce78f967af97b0b017d

C:\Users\Admin\AppData\Local\Temp\_MEI29042\_ctypes.pyd

MD5 10861d3fa19d7dc3b41eb6f837340782
SHA1 b258d223b444ab994ec2fec95acaa9f82dc3938c
SHA256 6255bab0b7f3e2209a9c8b89a3e1ec1bbc7a29849a18e70c0cf582a63c90bed1
SHA512 ec83134c9bce9cedeee8ebdb8e382fb7f944a7bc9d3bb47c7e3144ef2ef95114a36ac1cc8c0d52f434ee4c359d938a2d7c035e699c4407df728e200de7da4af9

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 01:15

Reported

2024-06-04 01:20

Platform

win10v2004-20240508-en

Max time kernel

138s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe

"C:\Users\Admin\AppData\Local\Temp\139b21a0ba2e1d6e45cc7ce3494b25b57cb2d5405abe851c1086b24f7d7d2619.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\_MEI6722\python37.dll

MD5 465089eaced8159ec533e4a37033e227
SHA1 074596adae6f53f33b8297f02e21f6a6f7ac6ff1
SHA256 2b29ae140cb9f08af872acf9e17f785ef99398ef3367549b55242bc064d6ae40
SHA512 55eca0922074162c22fff2b4f97bd2972540fa893b9b02b7d9bfa26345186dbbdaf1fbc37a9eba6366743d0d42fb5bb88e708877dfd57cb02ca4d3a6953cfb81

C:\Users\Admin\AppData\Local\Temp\_MEI6722\VCRUNTIME140.dll

MD5 aeab74db6bc6c914997f1a8a9ff013ec
SHA1 6b717f23227d158d6aa566498c438b8f305a29b5
SHA256 18ccb2dd8af853f4e6221bb5513e3154ef67ae61cee6ec319a8a97615987dc4b
SHA512 a2832b7720599361e2537f79a2597acb1a2d5633fdfe20a0d1075e9457683fdb1d5676d121c0bf1a825ff99512dcd924254f1151b50aae922acc0cc10f461036

C:\Users\Admin\AppData\Local\Temp\_MEI6722\base_library.zip

MD5 914a404c865d813ef7acc4b420e195ec
SHA1 cc952cac236b74bae6df82a9ee6ef9947c1b13ad
SHA256 e3197bd0dc6e3437f5991d0387e64714aa25bd43ab6e4235a8f5517819535794
SHA512 4b1934e7c2a084a744a01b94753e6ff223b7472ebf58bf1b894f7090357a756b6bd704b317a6d59eee43a12bf3c9fe7f03cdb99960126ce78f967af97b0b017d

C:\Users\Admin\AppData\Local\Temp\_MEI6722\_ctypes.pyd

MD5 10861d3fa19d7dc3b41eb6f837340782
SHA1 b258d223b444ab994ec2fec95acaa9f82dc3938c
SHA256 6255bab0b7f3e2209a9c8b89a3e1ec1bbc7a29849a18e70c0cf582a63c90bed1
SHA512 ec83134c9bce9cedeee8ebdb8e382fb7f944a7bc9d3bb47c7e3144ef2ef95114a36ac1cc8c0d52f434ee4c359d938a2d7c035e699c4407df728e200de7da4af9