Malware Analysis Report

2025-08-05 21:11

Sample ID 231231-n56tmaebe2
Target 355d8e77096d20686848f800c0817844
SHA256 e1ccb86b01d0884592e12a51fbfcd70b876d6274f2b3c9d3d3077b83a104cc0a
Tags
vmprotect
score
7/10

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
7/10

SHA256

e1ccb86b01d0884592e12a51fbfcd70b876d6274f2b3c9d3d3077b83a104cc0a

Threat Level: Shows suspicious behavior

The file 355d8e77096d20686848f800c0817844 was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-31 11:59

Signatures

VMProtect packed file

vmprotect
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

2023-12-31 11:59

Reported

2024-01-10 13:00

Platform

win7-20231129-en

Max time kernel

7s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe"

Signatures

VMProtect packed file

vmprotect
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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe

"C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe"

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe url.dll,FileProtocolHandler http://www.vdisk.cn/user/admin/jwyy2010/

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" http://www.vdisk.cn/user/admin/jwyy2010/

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:944 CREDAT:275457 /prefetch:2

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.52yywg.com udp
US 8.8.8.8:53 hi.baidu.com udp
US 104.193.88.126:80 hi.baidu.com tcp
US 8.8.8.8:53 infoflow.baidu.com udp
US 104.193.88.125:443 infoflow.baidu.com tcp
US 8.8.8.8:53 www.microsoft.com udp
US 8.8.8.8:53 www.vdisk.cn udp
US 8.8.8.8:53 www.vdisk.cn udp
HK 122.10.51.225:80 www.vdisk.cn tcp
HK 122.10.51.225:80 www.vdisk.cn tcp
US 8.8.8.8:53 www.vdisk.cn udp
HK 122.10.51.225:80 www.vdisk.cn tcp
US 8.8.8.8:53 push.zhanzhang.baidu.com udp
US 8.8.8.8:53 hm.baidu.com udp
CN 182.61.201.94:80 push.zhanzhang.baidu.com tcp
CN 182.61.201.94:80 push.zhanzhang.baidu.com tcp
US 8.8.8.8:53 api.share.baidu.com udp
HK 103.235.46.191:443 hm.baidu.com tcp
HK 103.235.46.191:443 hm.baidu.com tcp
CN 180.101.212.103:80 api.share.baidu.com tcp
CN 180.101.212.103:80 api.share.baidu.com tcp
US 92.123.128.157:80 www.bing.com tcp
US 92.123.128.157:80 www.bing.com tcp
US 204.79.197.200:443 ieonline.microsoft.com tcp
US 204.79.197.200:443 ieonline.microsoft.com tcp
US 204.79.197.200:443 ieonline.microsoft.com tcp

Files

memory/2816-0-0x0000000000400000-0x00000000006F0000-memory.dmp

memory/2816-1-0x0000000000400000-0x00000000006F0000-memory.dmp

memory/2816-89-0x0000000000400000-0x00000000006F0000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-31 11:59

Reported

2024-01-10 13:01

Platform

win10v2004-20231215-en

Max time kernel

193s

Max time network

204s

Command Line

"C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe"

Signatures

VMProtect packed file

vmprotect
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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe

"C:\Users\Admin\AppData\Local\Temp\355d8e77096d20686848f800c0817844.exe"

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 22.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 www.52yywg.com udp
US 8.8.8.8:53 hi.baidu.com udp
US 104.193.88.125:80 hi.baidu.com tcp
US 8.8.8.8:53 infoflow.baidu.com udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 125.88.193.104.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 104.193.88.126:443 infoflow.baidu.com tcp
US 8.8.8.8:53 126.88.193.104.in-addr.arpa udp
US 8.8.8.8:53 226.20.18.104.in-addr.arpa udp
US 8.8.8.8:53 226.21.18.104.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 232.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 183.1.37.23.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 189.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 59.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 11.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 196.178.17.96.in-addr.arpa udp

Files

memory/4296-0-0x0000000000400000-0x00000000006F0000-memory.dmp

memory/4296-1-0x0000000000400000-0x00000000006F0000-memory.dmp

memory/4296-2-0x0000000000400000-0x00000000006F0000-memory.dmp

C:\Users\Admin\Favorites\Íâ¹Ò×÷·»¹Ù·½Õ¾ [www.zuowg.com].url

MD5 f9fc3e4f710ea6068eccca29ed784970
SHA1 eb6f961e7102e3aef227b204ff4dd9563f745812
SHA256 1c12badabe490d7c3d63bb0187965344ce0ed923eab707e446900a9b98913fcb
SHA512 b2d0db7a2c4b4d4e53a8daf2caff6a0ea826133038380e5dcf8c6493417f2884ecd61f047798189a3cff13cca3b9dbe99e5a501ce5de10488b2a337389b019ed

C:\Users\Admin\Favorites\Íâ¹Ò×÷·»×ÊÔ´Õ¾ [42724920.ys168.com].url

MD5 514d1b59ae8925c5edea3c446ce588dd
SHA1 60dd675b65c7ffaac6ca731dba265a6f316a6f75
SHA256 6bbfe9e113e075b646ae49400657b8bb20cbab06854b38bf007ac6e15cd7b773
SHA512 5bf3d0f1715b445852ad184907d2161967d51cb8fe9673330438d8705502bc63e263222c43839140c613a427b0b58b297e522b3953c2543453625e01b8017253

memory/4296-40-0x0000000000400000-0x00000000006F0000-memory.dmp