Malware Analysis Report

2024-11-30 12:16

Sample ID 231010-2m5qhaga21
Target celestial_1.exe
SHA256 0c2a8f51ffe3aea42ef1190ba0b693f1516862dcc40293516fdc59c7a2450823
Tags
pyinstaller pysilon upx
score
10/10

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
10/10

SHA256

0c2a8f51ffe3aea42ef1190ba0b693f1516862dcc40293516fdc59c7a2450823

Threat Level: Known bad

The file celestial_1.exe was found to be: Known bad.

Malicious Activity Summary

pyinstaller pysilon upx

Detect Pysilon

Pysilon family

Loads dropped DLL

UPX packed file

Detects Pyinstaller

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-10 22:43

Signatures

Detect Pysilon

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

Pysilon family

pysilon

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

2023-10-10 22:42

Reported

2023-10-11 01:56

Platform

win7-20230831-en

Max time kernel

118s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\celestial_1.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\celestial_1.exe

"C:\Users\Admin\AppData\Local\Temp\celestial_1.exe"

C:\Users\Admin\AppData\Local\Temp\celestial_1.exe

"C:\Users\Admin\AppData\Local\Temp\celestial_1.exe"

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\_MEI24842\ucrtbase.dll

MD5 0e0bac3d1dcc1833eae4e3e4cf83c4ef
SHA1 4189f4459c54e69c6d3155a82524bda7549a75a6
SHA256 8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
SHA512 a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

C:\Users\Admin\AppData\Local\Temp\_MEI24842\python311.dll

MD5 5f6fd64ec2d7d73ae49c34dd12cedb23
SHA1 c6e0385a868f3153a6e8879527749db52dce4125
SHA256 ff9f102264d1944fbfae2ba70e7a71435f51a3e8c677fd970b621c4c9ea71967
SHA512 c4be2d042c6e4d22e46eacfd550f61b8f55814bfe41d216a4df48382247df70bc63151068513855aa78f9b3d2f10ba6a824312948324c92de6dd0f6af414e8ab

\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-file-l2-1-0.dll

MD5 bfffa7117fd9b1622c66d949bac3f1d7
SHA1 402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2
SHA256 1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
SHA512 b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

C:\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-file-l2-1-0.dll

MD5 bfffa7117fd9b1622c66d949bac3f1d7
SHA1 402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2
SHA256 1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
SHA512 b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-timezone-l1-1-0.dll

MD5 b9a20c9223d3e3d3a0c359f001ce1046
SHA1 9710b9a8c393ba00c254cf693c7c37990c447cc8
SHA256 00d9a7353be0a54c17e4862b86196a8b2bc6a007899fa2fbe61afd9765548068
SHA512 a7d5611c0b3b53da6cac61e0374d54d27e6e8a1af90ef66cd7e1b052f906c8b3f6087f4c6de0db3ae0b099df7689ecde6c815a954b728d36d9d3b5d002ccf18e

C:\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-timezone-l1-1-0.dll

MD5 b9a20c9223d3e3d3a0c359f001ce1046
SHA1 9710b9a8c393ba00c254cf693c7c37990c447cc8
SHA256 00d9a7353be0a54c17e4862b86196a8b2bc6a007899fa2fbe61afd9765548068
SHA512 a7d5611c0b3b53da6cac61e0374d54d27e6e8a1af90ef66cd7e1b052f906c8b3f6087f4c6de0db3ae0b099df7689ecde6c815a954b728d36d9d3b5d002ccf18e

\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-file-l1-2-0.dll

MD5 2b36752a5157359da1c0e646ee9bec45
SHA1 708aeb7e945c9c709109cea359cb31bd7ac64889
SHA256 3e3eb284937b572d1d70ce27be77b5e02eb73704c8b50feb5eb933db1facd2fc
SHA512 fc56080362506e3f38f1b3eb9d3193cdb9e576613c2e672f0fe9df203862f8a0f31938fa48b4ff7115dfe6016fa1fd5c5422fdc1913df63b3fde5f478a8417a1

C:\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-file-l1-2-0.dll

MD5 2b36752a5157359da1c0e646ee9bec45
SHA1 708aeb7e945c9c709109cea359cb31bd7ac64889
SHA256 3e3eb284937b572d1d70ce27be77b5e02eb73704c8b50feb5eb933db1facd2fc
SHA512 fc56080362506e3f38f1b3eb9d3193cdb9e576613c2e672f0fe9df203862f8a0f31938fa48b4ff7115dfe6016fa1fd5c5422fdc1913df63b3fde5f478a8417a1

\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-processthreads-l1-1-1.dll

MD5 774aa9f9318880cb4ad3bf6f464da556
SHA1 3a5c07cf35009c98eb033e1cbde1900135d1abf8
SHA256 ba9fbd3a21879614c050c86a74ad2fffc0362266d6fa7be0ef359de393136346
SHA512 f7b57afb9810e3390d27a5469572fb29f0f1726f599403a180e685466237dff5dec4fdce40105ef1bb057e012d546308213e7cec73e0d7d3c5815eec8189a75d

C:\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-processthreads-l1-1-1.dll

MD5 774aa9f9318880cb4ad3bf6f464da556
SHA1 3a5c07cf35009c98eb033e1cbde1900135d1abf8
SHA256 ba9fbd3a21879614c050c86a74ad2fffc0362266d6fa7be0ef359de393136346
SHA512 f7b57afb9810e3390d27a5469572fb29f0f1726f599403a180e685466237dff5dec4fdce40105ef1bb057e012d546308213e7cec73e0d7d3c5815eec8189a75d

\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-localization-l1-2-0.dll

MD5 3589557535bba7641da3d76eefb0c73d
SHA1 6f63107c2212300c7cd1573059c08b43e5bd9b95
SHA256 642b01bb93d2cb529acf56070d65aae3202fd0b48d19fd40ec6763b627bcbee6
SHA512 7aedf3cf686b416f8b419f8af1d57675096ab2c2378c5a006f6ecbf2fe1ad701f28b7be8f08c9083230cf4d15d463371e92a6032178cd6c139d60b26fbd49b06

C:\Users\Admin\AppData\Local\Temp\_MEI24842\api-ms-win-core-localization-l1-2-0.dll

MD5 3589557535bba7641da3d76eefb0c73d
SHA1 6f63107c2212300c7cd1573059c08b43e5bd9b95
SHA256 642b01bb93d2cb529acf56070d65aae3202fd0b48d19fd40ec6763b627bcbee6
SHA512 7aedf3cf686b416f8b419f8af1d57675096ab2c2378c5a006f6ecbf2fe1ad701f28b7be8f08c9083230cf4d15d463371e92a6032178cd6c139d60b26fbd49b06

\Users\Admin\AppData\Local\Temp\_MEI24842\ucrtbase.dll

MD5 0e0bac3d1dcc1833eae4e3e4cf83c4ef
SHA1 4189f4459c54e69c6d3155a82524bda7549a75a6
SHA256 8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
SHA512 a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

\Users\Admin\AppData\Local\Temp\_MEI24842\python311.dll

MD5 5f6fd64ec2d7d73ae49c34dd12cedb23
SHA1 c6e0385a868f3153a6e8879527749db52dce4125
SHA256 ff9f102264d1944fbfae2ba70e7a71435f51a3e8c677fd970b621c4c9ea71967
SHA512 c4be2d042c6e4d22e46eacfd550f61b8f55814bfe41d216a4df48382247df70bc63151068513855aa78f9b3d2f10ba6a824312948324c92de6dd0f6af414e8ab

memory/2524-1302-0x000007FEF5A20000-0x000007FEF6009000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-10 22:42

Reported

2023-10-11 01:59

Platform

win10v2004-20230915-en

Max time kernel

193s

Max time network

275s

Command Line

"C:\Users\Admin\AppData\Local\Temp\celestial_1.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\celestial_1.exe

"C:\Users\Admin\AppData\Local\Temp\celestial_1.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

N/A