Malware Analysis Report

2024-10-19 07:03

Sample ID 240507-n1qlvaef4w
Target 207c54465d8161ddb06f5d6595e7023c_JaffaCakes118
SHA256 12ba8fa8d56e5815bba3aec91ad6adad3df7426ac0d5de3cf9be0642a39ea591
Tags
modiloader trojan upx vmprotect
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

12ba8fa8d56e5815bba3aec91ad6adad3df7426ac0d5de3cf9be0642a39ea591

Threat Level: Known bad

The file 207c54465d8161ddb06f5d6595e7023c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader trojan upx vmprotect

ModiLoader, DBatLoader

ModiLoader Second Stage

Loads dropped DLL

Executes dropped EXE

VMProtect packed file

UPX packed file

Drops file in System32 directory

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious behavior: LoadsDriver

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-07 11:52

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
N/A N/A N/A N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win10v2004-20240419-en

Max time kernel

134s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Executes dropped EXE

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

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\2010.txt C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1272 set thread context of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2680 set thread context of 1080 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\program files\internet explorer\IEXPLORE.EXE

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31105141" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31105141" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\GPU C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (data) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\VersionManager C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\DomainSuggestion C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31105141" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\VersionManager C:\program files\internet explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Internet Explorer\Main C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{3B16F407-0C68-11EF-9107-6EA7B9857CFA} = "0" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "260072852" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "260072852" C:\program files\internet explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "271948009" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "421847703" C:\program files\internet explorer\IEXPLORE.EXE N/A

Suspicious behavior: LoadsDriver

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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\program files\internet explorer\IEXPLORE.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1636 wrote to memory of 1272 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1636 wrote to memory of 1272 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1636 wrote to memory of 1272 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1272 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1272 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1272 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1272 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1272 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2680 wrote to memory of 1080 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\program files\internet explorer\IEXPLORE.EXE
PID 2680 wrote to memory of 1080 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\program files\internet explorer\IEXPLORE.EXE
PID 2680 wrote to memory of 1080 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\program files\internet explorer\IEXPLORE.EXE
PID 1080 wrote to memory of 5036 N/A C:\program files\internet explorer\IEXPLORE.EXE C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 1080 wrote to memory of 5036 N/A C:\program files\internet explorer\IEXPLORE.EXE C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 1080 wrote to memory of 5036 N/A C:\program files\internet explorer\IEXPLORE.EXE C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe

"C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe"

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\program files\internet explorer\IEXPLORE.EXE

"C:\program files\internet explorer\IEXPLORE.EXE"

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

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1080 CREDAT:17410 /prefetch:2

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 api.bing.com udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 161.19.199.152.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 204.79.197.200:443 ieonline.microsoft.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 107.211.222.173.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 8.8.8.8:53 43.58.199.20.in-addr.arpa udp

Files

memory/1636-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1636-1-0x0000000000401000-0x0000000000483000-memory.dmp

memory/1636-2-0x0000000000400000-0x00000000008E7000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

MD5 c7734ebabc26a1989a0f151abe699a18
SHA1 4bfc5c8f96d220b0b768b266f0ad9a6020644938
SHA256 2e6a28f71058d8641fa251a1327ff4f9a7891cb1a7079f1aa3da1713cfcf585b
SHA512 e4e6fe6ec0c64ef4357921ed551f7436128e9ce3f86d8a939217023db78351080c09b78d6b0e9d7d6874d807e63ac62a0bc97d2782c673d3ef42a1323c4eb4bf

memory/1272-11-0x0000000000400000-0x0000000000565000-memory.dmp

memory/2680-13-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/1080-15-0x0000000000EA0000-0x0000000001005000-memory.dmp

memory/2680-16-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/1636-9-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1636-5-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1636-18-0x00000000028C0000-0x0000000002993000-memory.dmp

memory/1636-19-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1636-20-0x0000000011000000-0x000000001104C000-memory.dmp

memory/1636-21-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1636-22-0x00000000028C0000-0x0000000002993000-memory.dmp

memory/1636-23-0x0000000000400000-0x00000000008E7000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

MD5 cf184a85bb889ee72130f32f3de611f7
SHA1 500de7c317290cd07a6ad8773cdc75623a0549ac
SHA256 09f37ae0bf919e075441a0c5d52a18208ed3133c777d78271a1f7fdabef6ab15
SHA512 754309fc8b3135cac46adfb778e86c813ecfff3415cdcf5d6530827214f14e079a7a07546df99a518284fbc98e333f16023fc1ca52d8c1877e44cfe558520ccb

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

MD5 0ff508721e75d935173cb66b202771d3
SHA1 4e99a71bf86157aec7c4d6d4df7a83df1d54ea56
SHA256 25a58570398e8138d121fb3b1fc7d3d3f8ba978b30be516fe61a1b87c76b141c
SHA512 bcec84033c570c9f053e8d95f7b51fd4ca3b5f0f46848dd23409020e6f4119cfc09d5e77bb90a8686bc03277d1dd99bd74441fdc960253e2df9c6d3c52442769

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\B91VJWSD\suggestions[1].en-US

MD5 5a34cb996293fde2cb7a4ac89587393a
SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Analysis: behavioral5

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win7-20231129-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\红豆软件站.url"

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\红豆软件站.url"

Network

N/A

Files

memory/756-0-0x0000000001E60000-0x0000000001E61000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win10v2004-20240419-en

Max time kernel

133s

Max time network

102s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\红豆软件站.url"

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\红豆软件站.url"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2340 wrote to memory of 2660 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

Network

N/A

Files

memory/2660-0-0x0000000011000000-0x000000001104C000-memory.dmp

memory/2660-1-0x0000000011000000-0x000000001104C000-memory.dmp

memory/2660-2-0x0000000011000000-0x000000001104C000-memory.dmp

memory/2660-3-0x000000001104B000-0x000000001104C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win10v2004-20240419-en

Max time kernel

132s

Max time network

101s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 4820 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3048 wrote to memory of 4820 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3048 wrote to memory of 4820 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\lxspeed.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.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 8.8.8.8:53 205.47.74.20.in-addr.arpa udp

Files

memory/4820-0-0x0000000011000000-0x000000001104C000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-07 11:52

Reported

2024-05-07 11:54

Platform

win7-20240221-en

Max time kernel

118s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Executes dropped EXE

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

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\2010.txt C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2936 set thread context of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe N/A

Suspicious behavior: LoadsDriver

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1760 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1760 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1760 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 1760 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
PID 2936 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

Processes

C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe

"C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe"

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

Network

N/A

Files

memory/1760-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1760-1-0x0000000000401000-0x0000000000483000-memory.dmp

memory/1760-8-0x0000000075560000-0x0000000075561000-memory.dmp

memory/1760-4-0x0000000077160000-0x0000000077161000-memory.dmp

memory/1760-2-0x0000000077160000-0x0000000077161000-memory.dmp

memory/1760-10-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1760-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1760-14-0x0000000000400000-0x00000000008E7000-memory.dmp

\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

MD5 c7734ebabc26a1989a0f151abe699a18
SHA1 4bfc5c8f96d220b0b768b266f0ad9a6020644938
SHA256 2e6a28f71058d8641fa251a1327ff4f9a7891cb1a7079f1aa3da1713cfcf585b
SHA512 e4e6fe6ec0c64ef4357921ed551f7436128e9ce3f86d8a939217023db78351080c09b78d6b0e9d7d6874d807e63ac62a0bc97d2782c673d3ef42a1323c4eb4bf

memory/2688-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1760-29-0x00000000024D0000-0x0000000002635000-memory.dmp

memory/2688-33-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/2688-31-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/1760-30-0x00000000024D0000-0x0000000002635000-memory.dmp

memory/2936-28-0x0000000000400000-0x0000000000565000-memory.dmp

memory/2688-34-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/2688-36-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/1760-37-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1760-38-0x0000000011000000-0x000000001104C000-memory.dmp

memory/1760-39-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1760-40-0x00000000024D0000-0x0000000002635000-memory.dmp

memory/1760-41-0x0000000011000000-0x000000001104C000-memory.dmp

memory/1760-42-0x00000000024D0000-0x0000000002635000-memory.dmp

memory/1760-43-0x0000000000400000-0x00000000008E7000-memory.dmp