Analysis Overview
SHA256
12ba8fa8d56e5815bba3aec91ad6adad3df7426ac0d5de3cf9be0642a39ea591
Threat Level: Known bad
The file 207c54465d8161ddb06f5d6595e7023c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
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
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 11:52
Signatures
VMProtect packed file
| 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
Signatures
ModiLoader, DBatLoader
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
| 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
| 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
| 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: 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 |
| 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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\program files\internet explorer\IEXPLORE.EXE | N/A |
Suspicious use of SetWindowsHookEx
| 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 |
| 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 |
| 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 |
| 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 |
| N/A | N/A | C:\program files\internet explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\program files\internet explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of WriteProcessMemory
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
Signatures
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
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
Signatures
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
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
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
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
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
Signatures
ModiLoader, DBatLoader
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 |
Loads dropped DLL
| 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 |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
VMProtect packed file
| 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 SetWindowsHookEx
| 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 |
| 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 |
| 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 |
| 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 use of WriteProcessMemory
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
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