Malware Analysis Report

2025-03-15 00:39

Sample ID 240930-1ezc3szfmh
Target d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN
SHA256 d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148d
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

d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148d

Threat Level: Known bad

The file d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN 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

2024-09-30 21:34

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

2024-09-30 21:34

Reported

2024-09-30 21:35

Platform

win10v2004-20240802-en

Max time kernel

31s

Max time network

38s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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N/A N/A N/A N/A

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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.exe

"C:\Users\Admin\AppData\Local\Temp\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 10.156.133.4:1034 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
N/A 172.16.1.5:1034 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp

Files

memory/2980-0-0x0000000000500000-0x0000000000510200-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/1552-5-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2980-13-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1552-15-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1552-16-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1552-21-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1552-26-0x0000000000400000-0x0000000000408000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-30 21:34

Reported

2024-09-30 21:36

Platform

win7-20240708-en

Max time kernel

120s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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
N/A N/A N/A N/A
N/A N/A N/A N/A
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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.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\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.exe

"C:\Users\Admin\AppData\Local\Temp\d065028a8260912024c2a805652e7555394ab61cdef6e1f762f83bb4dd0f148dN.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 10.156.133.4:1034 tcp
N/A 172.16.1.5:1034 tcp
N/A 10.93.103.153:1034 tcp
N/A 192.168.10.107:1034 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 52.101.9.20:25 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
N/A 10.241.35.61:1034 tcp
US 8.8.8.8:53 alumni.caltech.edu udp
US 204.13.239.180:25 alumni.caltech.edu tcp
US 85.187.148.2:25 gzip.org tcp
N/A 192.168.2.18:1034 tcp
US 8.8.8.8:53 mx.alumni.caltech.edu udp
US 8.8.8.8:53 mail.alumni.caltech.edu udp
US 8.8.8.8:53 smtp.alumni.caltech.edu udp
US 8.8.8.8:53 mx.gzip.org udp
US 8.8.8.8:53 mail.gzip.org udp
US 85.187.148.2:25 mail.gzip.org tcp

Files

memory/2196-0-0x0000000000500000-0x0000000000510200-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/2196-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2196-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-11-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2196-17-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2196-18-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-20-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-21-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-26-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-31-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-33-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2196-37-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2640-38-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-43-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 7c7225a980b2dc7fa957951d670d7462
SHA1 f62a4af6ed292581bfb2ce8f07029ce2731fad6d
SHA256 617166a46500c547855a56812c5d9b255eff9c01a94254c9be183d430e5f8b28
SHA512 1ea9a94797e3ce59cd73e1c4b660ecf8e357b868150b2f0de365442104a3942c157f89a3a592a18c620a0f1c2714689e6e2d45a7c8b35772bbee748c063c33d9

C:\Users\Admin\AppData\Local\Temp\tmp3CD4.tmp

MD5 5940058519438ae29827a44a2188eb27
SHA1 b7385795f9a1a38aeae52ac8a70e642dbc672ed2
SHA256 c2459143a7735e4a559934c73739cf2cbb3ad4d9b6b1b9320257667affadb08b
SHA512 fa665e91dd0a8ae16fa8ca2a5afe6d899eced671823e14017f8297a1f26b279bdb35018e97d979a564caa682e82e882b1ac5b35c19727abf63d9ba7678c1c4c5

memory/2196-61-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2640-62-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2196-65-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2640-66-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2196-70-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2640-71-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2640-73-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2196-77-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2640-78-0x0000000000400000-0x0000000000408000-memory.dmp