Analysis Overview
SHA256
cd9b59ba78241886adfbed588862d62006d5a4a1a0903516e5b2fc0a7b5ece03
Threat Level: Known bad
The file 22102024_1355_21102024_transferencia-256893035-145529-sanlccjavap0004-145.rar was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Loads dropped DLL
Legitimate hosting services abused for malware hosting/C2
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
NSIS installer
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-22 13:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral3
Detonation Overview
Submitted
2024-10-22 13:55
Reported
2024-10-22 14:00
Platform
win7-20241010-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-10-22 13:55
Reported
2024-10-22 14:00
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
204s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2536 wrote to memory of 2600 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2536 wrote to memory of 2600 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2536 wrote to memory of 2600 | 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\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2600 -ip 2600
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | 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 | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-22 13:55
Reported
2024-10-22 14:00
Platform
win7-20240903-en
Max time kernel
122s
Max time network
178s
Command Line
Signatures
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3068 set thread context of 1080 | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\Trnregimenternes\totalsanerende.Obs202 | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe |
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\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe
"C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe"
C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe
"C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 68
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 172.217.16.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 216.58.201.97:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.22:80 | crl.microsoft.com | tcp |
Files
C:\Users\Admin\Music\incinerations.lnk
| MD5 | e2e60b998ea924cd54134b284a7de550 |
| SHA1 | a53202dab13d8eb2fec6a6d4d4d1005d2be067fe |
| SHA256 | fa135daf539eb673eb40f3be52a530aebc059984c43fdcc7c164ca181481bcc1 |
| SHA512 | 58ffe0838f097aedb7fb7f4d86c00602e2adad0f511979df8649fee3f8ffa28bb9b901d617655ae6d79ebc6853c7cbfef03f3c58a98dfd790957498e6cf8a33d |
\Users\Admin\AppData\Local\Temp\nsjA758.tmp\System.dll
| MD5 | cf85183b87314359488b850f9e97a698 |
| SHA1 | 6b6c790037eec7ebea4d05590359cb4473f19aea |
| SHA256 | 3b6a5cb2a3c091814fce297c04fb677f72732fb21615102c62a195fdc2e7dfac |
| SHA512 | fe484b3fc89aeed3a6b71b90b90ea11a787697e56be3077154b6ddc2646850f6c38589ed422ff792e391638a80a778d33f22e891e76b5d65896c6fb4696a2c3b |
memory/3068-429-0x00000000036D0000-0x0000000006529000-memory.dmp
memory/3068-430-0x00000000036D0000-0x0000000006529000-memory.dmp
memory/3068-432-0x0000000077090000-0x0000000077239000-memory.dmp
memory/3068-431-0x0000000077091000-0x0000000077192000-memory.dmp
memory/1080-433-0x0000000000400000-0x0000000001462000-memory.dmp
memory/1080-434-0x0000000077090000-0x0000000077239000-memory.dmp
memory/3068-435-0x00000000036D0000-0x0000000006529000-memory.dmp
memory/1080-457-0x0000000000400000-0x0000000001462000-memory.dmp
memory/1080-456-0x0000000000400000-0x0000000001462000-memory.dmp
memory/1080-458-0x0000000000400000-0x0000000001462000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-22 13:55
Reported
2024-10-22 14:00
Platform
win10v2004-20241007-en
Max time kernel
298s
Max time network
272s
Command Line
Signatures
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3032 set thread context of 3608 | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\Trnregimenternes\totalsanerende.Obs202 | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.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\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe
"C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe"
C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe
"C:\Users\Admin\AppData\Local\Temp\transferencia-256893035-145529-sanlccjavap0004-145.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 172.217.16.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | 3.178.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 238.16.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 216.58.201.97:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | 97.201.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 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 | 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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.65.42.20.in-addr.arpa | udp |
Files
C:\Users\Admin\Music\incinerations.lnk
| MD5 | ac051e71f303a480d785efc036757175 |
| SHA1 | b9b2bee5a1010bf1da07445f5057cedb10ce3c3f |
| SHA256 | 0d098999e5ba1f5a13789d6e30543e49f706bf1e9132e359604402ceaf0b4ef0 |
| SHA512 | ae8e0c734048434ae04ba59760051c191c8006b645909b1a522a780bbdff494005322a6c63b8300cc4c6cda85826ce54119cecb7644c3c9923afbbc5e26458f7 |
C:\Users\Admin\AppData\Local\Temp\nsvA0F4.tmp\System.dll
| MD5 | cf85183b87314359488b850f9e97a698 |
| SHA1 | 6b6c790037eec7ebea4d05590359cb4473f19aea |
| SHA256 | 3b6a5cb2a3c091814fce297c04fb677f72732fb21615102c62a195fdc2e7dfac |
| SHA512 | fe484b3fc89aeed3a6b71b90b90ea11a787697e56be3077154b6ddc2646850f6c38589ed422ff792e391638a80a778d33f22e891e76b5d65896c6fb4696a2c3b |
memory/3032-429-0x00000000036E0000-0x0000000006539000-memory.dmp
memory/3032-430-0x00000000036E0000-0x0000000006539000-memory.dmp
memory/3032-431-0x0000000077BE1000-0x0000000077D01000-memory.dmp
memory/3032-432-0x0000000077BE1000-0x0000000077D01000-memory.dmp
memory/3032-433-0x0000000010004000-0x0000000010005000-memory.dmp
memory/3608-434-0x0000000000400000-0x0000000001654000-memory.dmp
memory/3032-435-0x00000000036E0000-0x0000000006539000-memory.dmp
memory/3608-436-0x0000000001660000-0x00000000044B9000-memory.dmp
memory/3608-449-0x0000000000400000-0x0000000001654000-memory.dmp
memory/3608-450-0x0000000000400000-0x0000000001654000-memory.dmp
memory/3608-451-0x0000000001660000-0x00000000044B9000-memory.dmp
memory/3608-452-0x0000000000400000-0x0000000001654000-memory.dmp