Malware Analysis Report

2025-03-15 00:34

Sample ID 240928-r8s9gs1eqr
Target ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN
SHA256 ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dc
Tags
upx mydoom discovery persistence worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dc

Threat Level: Known bad

The file ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN was found to be: Known bad.

Malicious Activity Summary

upx mydoom discovery persistence worm

MyDoom

Detects MyDoom family

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

2024-09-28 14:52

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: behavioral1

Detonation Overview

Submitted

2024-09-28 14:52

Reported

2024-09-28 14:54

Platform

win7-20240903-en

Max time kernel

120s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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
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
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
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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.exe

"C:\Users\Admin\AppData\Local\Temp\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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 172.16.1.2:1034 tcp
N/A 192.168.17.106:1034 tcp
N/A 10.222.21.129:1034 tcp
N/A 172.16.1.137:1034 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 52.101.10.5:25 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

Files

memory/2076-0-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2076-4-0x0000000000220000-0x0000000000228000-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/2004-10-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2076-16-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2076-17-0x0000000000220000-0x0000000000228000-memory.dmp

memory/2004-19-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-20-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-25-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-30-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-32-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-37-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-42-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-44-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-49-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-54-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2076-55-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2004-56-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2004-61-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 e2f946b7334be0bb0e3a3b23bb5739e1
SHA1 7b0997b7c7a0f04decf8807b66cd017461e2b558
SHA256 a1a2b44512b29c30a8da7260ddf3f52860a7ea84cdf9b93f506620ccc85a0d64
SHA512 29e9cec85cb957e997e12638827241b7e7491d64dba1f3923b4013dda504d7d3eb882fd6db4ba7280d4ad5b034118c8db97db09c04701fb13368e97c346e6dc5

C:\Users\Admin\AppData\Local\Temp\tmp4A68.tmp

MD5 e613dc5c8a06d9cb4c9f59ae81294a38
SHA1 2e03060bfbbc0c7ad094fe3f7ecb4edadd4deb48
SHA256 3cb32fd3d5bd05d4b423fd0308e378899dd8695a053b887cc3758ce95732520a
SHA512 46687626699a0b9c6f6013bf5aed1bfafd421c2db5e2973a40b34b05a9fe81010f0f55745e1ef562d2c6b7ca089bb12a09d78dd3d15b4321fabee2b78c1017e3

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-28 14:52

Reported

2024-09-28 14:54

Platform

win10v2004-20240802-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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

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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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
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
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
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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.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\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.exe

"C:\Users\Admin\AppData\Local\Temp\ff6ee65726a8b753d68fba2f3b5fd3e885018031ed2f29c4f4755bdae76f81dcN.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 10.156.133.4:1034 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
N/A 172.16.1.5:1034 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
N/A 172.16.1.2:1034 tcp
N/A 192.168.17.106:1034 tcp
N/A 10.222.21.129:1034 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
N/A 172.16.1.137:1034 tcp
US 8.8.8.8:53 m-ou.se udp
US 8.8.8.8:53 alt1.aspmx.l.google.com udp
US 8.8.8.8:53 acm.org udp
FI 142.250.150.26:25 alt1.aspmx.l.google.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 171.64.64.26:25 smtp2.cs.stanford.edu tcp
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 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 52.101.194.15:25 alumni-caltech-edu.mail.protection.outlook.com tcp
US 8.8.8.8:53 gzip.org udp
US 65.254.254.51:25 mx.burtleburtle.net tcp
US 85.187.148.2:25 gzip.org tcp
US 8.8.8.8:53 www.google.com udp
GB 142.250.180.4:80 www.google.com tcp
GB 142.250.180.4:80 www.google.com tcp
US 8.8.8.8:53 www.altavista.com udp
IE 212.82.100.137:80 www.altavista.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
US 8.8.8.8:53 search.yahoo.com udp
IE 212.82.100.137:443 search.yahoo.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 8.8.8.8:53 search.lycos.com udp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
GB 142.250.180.4:80 www.google.com tcp
US 8.8.8.8:53 137.100.82.212.in-addr.arpa udp
US 8.8.8.8:53 4.180.250.142.in-addr.arpa udp
US 8.8.8.8:53 10.254.202.209.in-addr.arpa udp
IE 212.82.100.137:80 search.yahoo.com tcp
GB 142.250.180.4:80 www.google.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.82:80 r10.o.lencr.org tcp
IE 212.82.100.137:80 search.yahoo.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
GB 142.250.180.4:80 www.google.com tcp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 82.210.23.2.in-addr.arpa udp
US 209.202.254.10:80 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
GB 142.250.180.4:80 www.google.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
GB 142.250.180.4:80 www.google.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
GB 142.250.180.4:80 www.google.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:80 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
US 209.202.254.10:80 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
GB 142.250.180.4:80 www.google.com tcp
GB 142.250.180.4:80 www.google.com tcp
US 209.202.254.10:80 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:80 search.yahoo.com tcp
IE 212.82.100.137:443 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp

Files

memory/4324-0-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1160-5-0x0000000000400000-0x0000000000408000-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/4324-13-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1160-15-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-16-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-21-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-26-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-28-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-33-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-38-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-40-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-45-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1160-50-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4324-51-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1160-52-0x0000000000400000-0x0000000000408000-memory.dmp

memory/4324-56-0x0000000000500000-0x0000000000510200-memory.dmp

memory/1160-57-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 2c1e53eab13b1ba1d987d7ba05bfa972
SHA1 a30230f03ebbe581af8caac7e5910627593f851c
SHA256 6d95365ec886af35d2e5c052453f204fd8e772a9492b6e7541b22de2618e6aa7
SHA512 d98e52509958323a3fe11c0a3f3e86d408201cfaad371a20613d552b237c77fc2fe6a17dddbb7253e54d18d98e8df2f2c83ea607258d333b84873b2262cd6631

C:\Users\Admin\AppData\Local\Temp\tmp43B8.tmp

MD5 8481e32415c5c37d54757f2d0ddac481
SHA1 a6c4be116ac9c64dba68c7ee116e0c8cff72673c
SHA256 2dac1ed8ab8e4fddbfde203879c8de3899647c773f6de744a0f46ae961204527
SHA512 8edb44249af1c47a8777be7cf212913784fde3d2c83836db4be598264a90c3b44d81819121de80d858bfec07413357001ce54f8e7922f0fff62b89ef3dbac63e

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JACP9GNT\search[1].htm

MD5 8ba61a16b71609a08bfa35bc213fce49
SHA1 8374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA256 6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA512 5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1