Analysis Overview
SHA256
582035e362c45975270e6868f215f00ee07866ae05e7a7b63fbaab44381bf423
Threat Level: Known bad
The file 0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet family
Modifies WinLogon for persistence
Darkcomet
Checks computer location settings
Loads dropped DLL
Deletes itself
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 03:51
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 03:51
Reported
2024-06-20 03:54
Platform
win7-20240611-en
Max time kernel
150s
Max time network
122s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2904 set thread context of 2500 | N/A | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| 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\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe
"C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
Files
memory/3016-0-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2888-3-0x0000000000100000-0x0000000000101000-memory.dmp
memory/2888-22-0x0000000000030000-0x0000000000031000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
| MD5 | 0290e54eb7e7f652fe81aedd265721d5 |
| SHA1 | 5b910e05680f4305a0cfe542b12841c8ca6453cf |
| SHA256 | 582035e362c45975270e6868f215f00ee07866ae05e7a7b63fbaab44381bf423 |
| SHA512 | 2c0d8dc7332f2b56b85f0f547224a2d9566d2493c6c35122a5cd8d227c0688142aec25f6c9edc013243b236ad1507ba04d5ab40edb08034f0b6e5adeb55efeae |
memory/3016-31-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2500-33-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2904-34-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2640-74-0x0000000000320000-0x0000000000321000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 03:51
Reported
2024-06-20 03:54
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
147s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\microsoft\\svchost.exe" | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0290e54eb7e7f652fe81aedd265721d5_JaffaCakes118.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe
"C:\Users\Admin\AppData\Roaming\microsoft\svchost.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
| US | 8.8.8.8:53 | tehboss.no-ip.org | udp |
Files
memory/2728-0-0x0000000002250000-0x0000000002251000-memory.dmp
memory/116-3-0x0000000000580000-0x0000000000581000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
| MD5 | 0290e54eb7e7f652fe81aedd265721d5 |
| SHA1 | 5b910e05680f4305a0cfe542b12841c8ca6453cf |
| SHA256 | 582035e362c45975270e6868f215f00ee07866ae05e7a7b63fbaab44381bf423 |
| SHA512 | 2c0d8dc7332f2b56b85f0f547224a2d9566d2493c6c35122a5cd8d227c0688142aec25f6c9edc013243b236ad1507ba04d5ab40edb08034f0b6e5adeb55efeae |
memory/2728-62-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-64-0x0000000002370000-0x0000000002371000-memory.dmp
memory/1468-65-0x0000000000F80000-0x0000000000F81000-memory.dmp
memory/2024-66-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-67-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-68-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-69-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-70-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-71-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-72-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-73-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-74-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-75-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-76-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-77-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-78-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2024-79-0x0000000000400000-0x00000000004B4000-memory.dmp