Malware Analysis Report

2024-12-07 02:06

Sample ID 241114-gc7rwsymdr
Target ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe
SHA256 ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca
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

ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca

Threat Level: Known bad

The file ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe was found to be: Known bad.

Malicious Activity Summary

upx mydoom discovery persistence worm

Mydoom family

Detects MyDoom family

MyDoom

Executes dropped EXE

Adds Run key to start application

UPX packed file

Drops file in Windows directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 05:40

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

2024-11-14 05:40

Reported

2024-11-14 05:42

Platform

win7-20240903-en

Max time kernel

120s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe"

Signatures

Detects MyDoom family

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

worm mydoom

Mydoom family

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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe

"C:\Users\Admin\AppData\Local\Temp\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 10.136.9.81:1034 tcp
N/A 192.168.2.16:1034 tcp
N/A 10.179.108.182:1034 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 52.101.10.1:25 alumni-caltech-edu.mail.protection.outlook.com tcp
US 8.8.8.8:53 gzip.org udp
US 8.8.8.8:53 gzip.org udp
US 85.187.148.2:25 gzip.org tcp
N/A 192.168.0.255:1034 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 10.87.149.58:1034 tcp
US 8.8.8.8:53 mx.alumni.caltech.edu udp
US 8.8.8.8:53 mx.gzip.org 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 mail.gzip.org udp
US 85.187.148.2:25 mail.gzip.org tcp
N/A 10.127.0.3:1034 tcp

Files

memory/2212-2-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2212-4-0x0000000000220000-0x0000000000228000-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/2692-10-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2212-16-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-18-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-19-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-24-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-29-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-31-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2212-35-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-36-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d8bb5d9893000d6ea7f66cf51aae1bfe
SHA1 88ba8d584a8b7244205e3358fd45c04bd984f4fd
SHA256 005e0815791bed0b1454fd807f8e4e6c79c408011da6eeb7aebe3f25058037b9
SHA512 a641074c02e075d2a41a2c017caf6fadd2ee76c57d1b066cece25f0ac87be72b71051ae690b8f8dbca1d0b67a3ef424e6d13eb87551bf45e8698a8edbf597b05

C:\Users\Admin\AppData\Local\Temp\tmpE275.tmp

MD5 9cdf91c10fa6f7a0f03c285b9ef9a892
SHA1 3192a26f7177b482303c468e306fefef409dbc01
SHA256 4d3881330354a9e5edf831f4d4903492ce072f2db5edf564f4986f26c5dad568
SHA512 5827d5ece557935d569704cf18f9d2743ab893c4ee51ce19e94ca76350e5dd7fb2a2ca4a07f7f7620fddd0f5f865f42c815f8097fe158a9d4b60e25c77c6b519

memory/2212-56-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-57-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2212-58-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-59-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2212-63-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-64-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2692-69-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2212-70-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-71-0x0000000000400000-0x0000000000408000-memory.dmp

memory/2212-75-0x0000000000500000-0x0000000000510200-memory.dmp

memory/2692-76-0x0000000000400000-0x0000000000408000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 05:40

Reported

2024-11-14 05:42

Platform

win10v2004-20241007-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.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

Mydoom family

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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.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\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe

"C:\Users\Admin\AppData\Local\Temp\ea9d9063d5f6386ba83d08be000c8ad11515be3d2b26d75cf963489fcf1246ca.exe"

C:\Windows\services.exe

"C:\Windows\services.exe"

Network

Country Destination Domain Proto
N/A 10.136.9.81:1034 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
N/A 192.168.2.16:1034 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
N/A 10.179.108.182:1034 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
N/A 192.168.0.255:1034 tcp
N/A 10.87.149.58:1034 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
N/A 10.127.0.3:1034 tcp
US 8.8.8.8:53 m-ou.se udp
US 8.8.8.8:53 aspmx4.googlemail.com udp
US 8.8.8.8:53 acm.org udp
FI 142.250.150.26:25 aspmx4.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 smtp1.cs.stanford.edu udp
US 8.8.8.8:53 burtleburtle.net udp
US 171.64.64.25:25 smtp1.cs.stanford.edu tcp
US 8.8.8.8:53 mx.burtleburtle.net udp
US 171.64.64.25:25 smtp1.cs.stanford.edu tcp
US 65.254.254.52:25 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 52.101.11.15:25 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 www.google.com udp
GB 172.217.16.228:80 www.google.com tcp
GB 172.217.16.228:80 www.google.com tcp
US 8.8.8.8:53 search.lycos.com udp
US 209.202.254.10:80 search.lycos.com tcp
US 209.202.254.10:80 search.lycos.com tcp
US 8.8.8.8:53 search.yahoo.com udp
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
IE 212.82.100.137:80 search.yahoo.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 8.8.8.8:53 www.altavista.com udp
IE 212.82.100.137:443 www.altavista.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
GB 172.217.16.228:80 www.google.com tcp
US 8.8.8.8:53 r11.o.lencr.org udp
IE 212.82.100.137:443 www.altavista.com tcp
GB 88.221.135.105:80 r11.o.lencr.org tcp
US 8.8.8.8:53 228.16.217.172.in-addr.arpa udp
US 8.8.8.8:53 10.254.202.209.in-addr.arpa udp
US 8.8.8.8:53 137.100.82.212.in-addr.arpa udp
US 8.8.8.8:53 168.245.100.95.in-addr.arpa udp
US 8.8.8.8:53 105.135.221.88.in-addr.arpa udp
GB 172.217.16.228:80 www.google.com tcp
US 209.202.254.10:80 search.lycos.com tcp
GB 172.217.16.228:80 www.google.com tcp
US 209.202.254.10:80 search.lycos.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
IE 212.82.100.137:443 www.altavista.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
GB 172.217.16.228:80 www.google.com tcp
IE 212.82.100.137:443 www.altavista.com tcp
US 209.202.254.10:443 search.lycos.com tcp
US 209.202.254.10:443 search.lycos.com tcp
IE 212.82.100.137:80 www.altavista.com tcp
IE 212.82.100.137:443 tcp

Files

memory/3552-0-0x0000000000500000-0x0000000000510200-memory.dmp

C:\Windows\services.exe

MD5 b0fe74719b1b647e2056641931907f4a
SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

memory/3504-6-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/3552-13-0x0000000000500000-0x0000000000510200-memory.dmp

memory/3504-15-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-16-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-21-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-26-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-28-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-33-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-38-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-40-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-45-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-50-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3504-52-0x0000000000400000-0x0000000000408000-memory.dmp

memory/3552-56-0x0000000000500000-0x0000000000510200-memory.dmp

memory/3504-57-0x0000000000400000-0x0000000000408000-memory.dmp

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

MD5 13d9ed411349395cebed1e7971cc03a2
SHA1 8cbe904ea572cd8e3f901277a1832528842c9fe0
SHA256 d6d79f91cd0340b53fd60ce70420d8011a62e21d0af2700ce3e457c552bcceb8
SHA512 730598e6c485b444a48f07af1c62bce15c723b17334078fec660700afd0d091d6bbea8056c13c9f36bc8a5f110d0a3847ba8523a06aebda28620b177cbfa84ad

C:\Users\Admin\AppData\Local\Temp\tmp45CB.tmp

MD5 a3dbde44b6ef67ee4f13baf623aee46d
SHA1 87232f7c9dfcb78c64460f89dc33e7573b898279
SHA256 292c7b2c7fe5dd85ee19a8273deb58b6c9f05bdc4eaca53c9f08b79456b4449a
SHA512 c188730cc8c30a6e16831a63f01bf388a712697f9bfbb78a3a404f628178cf4d30049a95347b380abb3b90bd9218e98a3387d7c3ed19384c968960be38ed872b

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OIPZWEW8\search[3].htm

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