Analysis Overview
SHA256
6da662c998ef51d63aba6cccdf510e7e584b4d8505e2fa0dbe19a70632dba4c6
Threat Level: Known bad
The file 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Modifies WinLogon for persistence
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-31 19:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-31 19:07
Reported
2024-07-31 19:09
Platform
win7-20240705-en
Max time kernel
148s
Max time network
149s
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:\\MSDCSC\\lsass.exe" | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\MSDCSC\lsass.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" | C:\MSDCSC\lsass.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\MSDCSC\lsass.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\MSDCSC\lsass.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1424 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
| PID 1424 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
| PID 1424 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
| PID 1424 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe"
C:\MSDCSC\lsass.exe
"C:\MSDCSC\lsass.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
Files
memory/1424-3-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-2-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-1-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-0-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-11-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-10-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-9-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-5-0x00000000004CF000-0x00000000004D0000-memory.dmp
memory/1424-4-0x0000000000400000-0x00000000004D1000-memory.dmp
C:\MSDCSC\lsass.exe
| MD5 | 7d9512b4df2dd9a08b99bb5d4f644a1b |
| SHA1 | 1972b0cdc54764b5df7fb94176bca0f8d812fe2c |
| SHA256 | 6da662c998ef51d63aba6cccdf510e7e584b4d8505e2fa0dbe19a70632dba4c6 |
| SHA512 | 4d71364bab0946cc892a36a0bb85f2f68f17d7c958e8427e78666063674fdfd5dd81c5b01be90f9a1a48c9f476e80ad219b1e9a37aa696dac63877dced66d815 |
memory/2656-22-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-21-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-20-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-23-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-25-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-26-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-24-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1424-28-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-29-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-30-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-31-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-32-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-33-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-34-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-35-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-36-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-37-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-38-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-39-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-40-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-41-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-42-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-43-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2656-44-0x0000000000400000-0x00000000004D1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-31 19:07
Reported
2024-07-31 19:09
Platform
win10v2004-20240730-en
Max time kernel
150s
Max time network
146s
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:\\MSDCSC\\lsass.exe" | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\MSDCSC\lsass.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" | C:\MSDCSC\lsass.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\MSDCSC\lsass.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
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\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\MSDCSC\lsass.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1564 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
| PID 1564 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
| PID 1564 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe | C:\MSDCSC\lsass.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe"
C:\MSDCSC\lsass.exe
"C:\MSDCSC\lsass.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 96.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | 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 | 59.170.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | 138.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | 38.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
| US | 8.8.8.8:53 | smr9.no-ip.org | udp |
Files
memory/1564-0-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-1-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-4-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-5-0x00000000004CF000-0x00000000004D0000-memory.dmp
memory/1564-3-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-2-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-9-0x0000000000400000-0x00000000004D1000-memory.dmp
C:\MSDCSC\lsass.exe
| MD5 | 7d9512b4df2dd9a08b99bb5d4f644a1b |
| SHA1 | 1972b0cdc54764b5df7fb94176bca0f8d812fe2c |
| SHA256 | 6da662c998ef51d63aba6cccdf510e7e584b4d8505e2fa0dbe19a70632dba4c6 |
| SHA512 | 4d71364bab0946cc892a36a0bb85f2f68f17d7c958e8427e78666063674fdfd5dd81c5b01be90f9a1a48c9f476e80ad219b1e9a37aa696dac63877dced66d815 |
memory/2712-71-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-76-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-75-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-74-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-73-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-72-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-70-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-69-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-68-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/1564-78-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-79-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-80-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-81-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-82-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-83-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-84-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-85-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-86-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-87-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-88-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-89-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-90-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-91-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-92-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-93-0x0000000000400000-0x00000000004D1000-memory.dmp
memory/2712-94-0x0000000000400000-0x00000000004D1000-memory.dmp