Malware Analysis Report

2025-03-15 00:47

Sample ID 241022-xnm5mazbnh
Target 9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N
SHA256 9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84
Tags
mydoom discovery persistence upx worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84

Threat Level: Known bad

The file 9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N was found to be: Known bad.

Malicious Activity Summary

mydoom discovery persistence upx worm

Detects MyDoom family

MyDoom

Executes dropped EXE

Adds Run key to start application

UPX packed file

Drops file in Windows directory

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-22 19:00

Signatures

UPX packed file

upx
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: behavioral2

Detonation Overview

Submitted

2024-10-22 19:00

Reported

2024-10-22 19:02

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe"

Signatures

Detects MyDoom family

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

MyDoom

worm mydoom

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\services.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" C:\Windows\services.exe N/A

UPX packed file

upx
Description Indicator Process Target
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System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\services.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe

"C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 172.16.1.3:1034 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 201.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 10.156.133.4:1034 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 101.11.19.2.in-addr.arpa udp
N/A 10.0.77.20:1034 tcp
US 8.8.8.8:53 249.108.222.173.in-addr.arpa udp
N/A 192.168.2.155:1034 tcp
N/A 10.128.8.216:1034 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
N/A 192.168.2.17:1034 tcp
US 8.8.8.8:53 m-ou.se udp
US 8.8.8.8:53 aspmx3.googlemail.com udp
US 8.8.8.8:53 acm.org udp
DE 142.251.9.27:25 aspmx3.googlemail.com tcp
US 8.8.8.8:53 mail.mailroute.net udp
US 8.8.8.8:53 cs.stanford.edu udp
US 199.89.3.120:25 mail.mailroute.net tcp
US 8.8.8.8:53 smtp2.cs.stanford.edu udp
US 8.8.8.8:53 burtleburtle.net udp
US 171.64.64.26:25 smtp2.cs.stanford.edu tcp
US 8.8.8.8:53 mx.burtleburtle.net udp
US 171.64.64.26:25 smtp2.cs.stanford.edu tcp
US 65.254.254.50:25 mx.burtleburtle.net tcp
US 8.8.8.8:53 alumni.caltech.edu udp
US 8.8.8.8:53 alumni-caltech-edu.mail.protection.outlook.com udp
US 8.8.8.8:53 gzip.org udp
US 52.101.11.10:25 alumni-caltech-edu.mail.protection.outlook.com tcp
US 8.8.8.8:53 gzip.org udp
US 85.187.148.2:25 gzip.org tcp
US 8.8.8.8:53 search.yahoo.com udp
IE 212.82.100.137:80 search.yahoo.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 8.8.8.8:53 www.google.com udp
GB 142.250.200.36:80 www.google.com tcp
GB 142.250.200.36:80 www.google.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 8.8.8.8:53 www.altavista.com udp
GB 142.250.200.36:80 www.google.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
US 8.8.8.8:53 137.100.82.212.in-addr.arpa udp
US 8.8.8.8:53 36.200.250.142.in-addr.arpa udp
GB 142.250.200.36:80 www.google.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
GB 142.250.200.36:80 www.google.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
IE 212.82.100.137:80 tcp
US 8.8.8.8:53 udp
N/A 209.202.254.10:80 tcp
GB 142.250.200.36:80 tcp
N/A 209.202.254.10:80 tcp
N/A 209.202.254.10:443 tcp
GB 142.250.200.36:80 tcp
US 8.8.8.8:53 udp

Files

memory/2168-0-0x0000000000500000-0x0000000000510200-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/1624-5-0x0000000000400000-0x0000000000408000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\zincite.log

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2168-13-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1624-15-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-16-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-21-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-26-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-28-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-33-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-38-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-40-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-45-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-50-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1624-52-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2168-56-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1624-57-0x0000000000400000-0x0000000000408000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\zincite.log

MD5 dd9bff33bf969f8920843d1139447f13
SHA1 5f3f6496bc98e8da92891e53eae3680ee848995e
SHA256 3bf3eb12ccab4d0694b1163719115ffc25fa803d492ee7c200958c004b4f365f
SHA512 155b5d0a7b5124f387084802568f943cdb524b78ae37c9de0413be295b03295d7782400299dd08edd33396b03a77ccf625cd941cdaf6089a7e9b5fbb4202f066

C:\Users\Admin\AppData\Local\Temp\tmp5D4B.tmp

MD5 e5a7eba7a0496fb0db21d896edfdc5c6
SHA1 4c711e58f65430110157aa6c1537907e4a43321a
SHA256 55a7be6db4770e66a2760765b08a18117d3e6362148b590d7a088501cde79a67
SHA512 2f1910c27ab31408aaee7c976bfdb69670ab8c2d600f9d16f0ea60d3f8433d371179e6e762c3945ac4c1508c5c0c9b64d25915820d0653d43f32108ca52b1fb6

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-22 19:00

Reported

2024-10-22 19:02

Platform

win7-20241010-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe"

Signatures

Detects MyDoom family

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

MyDoom

worm mydoom

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\services.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" C:\Windows\services.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
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System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\services.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe

"C:\Users\Admin\AppData\Local\Temp\9b4abfd683b9664c68cadd76c5f71738878810cf5778eb4b2d3d6fe8d76f6e84N.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 172.16.1.3:1034 tcp
N/A 10.156.133.4:1034 tcp
N/A 10.0.77.20:1034 tcp
N/A 192.168.2.155:1034 tcp
N/A 10.128.8.216:1034 tcp
N/A 192.168.2.17:1034 tcp

Files

memory/1748-0-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1748-4-0x00000000001B0000-0x00000000001B8000-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/2044-11-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1748-9-0x00000000001B0000-0x00000000001B8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\zincite.log

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/1748-17-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2044-19-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-20-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-25-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-30-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-32-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-37-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-42-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-44-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-49-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-54-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-56-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2044-61-0x0000000000400000-0x0000000000408000-memory.dmp