Analysis Overview
SHA256
7370a55c5064125019b2c807f85c25ccf71cbdbdd639bfce7cd507ce15e7ae39
Threat Level: Known bad
The file ecf21a467481b28d7205f487ddac7f81.zip was found to be: Known bad.
Malicious Activity Summary
Remcos
Remcos family
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-12 22:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 22:26
Reported
2024-11-12 22:29
Platform
win10v2004-20241007-en
Max time kernel
180s
Max time network
160s
Command Line
Signatures
Remcos
Remcos family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HandyBackupEditorDesigner = "C:\\Users\\Admin\\Music\\HandyBackupDesignUpdater\\HandyBackupVideo.exe" | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
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\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe
"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe"
C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe
"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe"
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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | LUNAPETRO.chickenkiller.com | udp |
| CO | 179.14.10.239:1991 | LUNAPETRO.chickenkiller.com | tcp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 239.10.14.179.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 224.162.46.104.in-addr.arpa | udp |
Files
memory/1044-1-0x000000000046D000-0x0000000000485000-memory.dmp
memory/1044-0-0x0000000000400000-0x000000000083F000-memory.dmp
memory/1044-3-0x0000000000400000-0x000000000083F000-memory.dmp
memory/1044-6-0x0000000000400000-0x000000000083F000-memory.dmp
memory/1044-5-0x0000000000400000-0x000000000083F000-memory.dmp
memory/1044-8-0x0000000000400000-0x000000000083F000-memory.dmp
memory/4080-11-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/1044-10-0x0000000000400000-0x000000000083F000-memory.dmp
memory/4080-12-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-16-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-13-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-7-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/1044-2-0x0000000000400000-0x000000000083F000-memory.dmp
memory/4080-17-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-18-0x0000000000400000-0x000000000083F000-memory.dmp
memory/4080-20-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-19-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-21-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/1044-24-0x000000000046D000-0x0000000000485000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | bcb8a23b5a8a2ef5ee1f4491cce0d658 |
| SHA1 | 930c5e97f56a620827d0a77be82911358911db0c |
| SHA256 | 9455e0039f2a3ace768ad76a311ecc752762995f5a7c33206560781562f79935 |
| SHA512 | 6b54cda0cf5f8455e455d20aae43ba1493e4b10478576c00677edaff9ba5bfc5a99de99983e36cf20a56621de2b5b0edc630eaa319f31fe51ece3d3c1ba23cee |
memory/4080-30-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-31-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-38-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-46-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-47-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-54-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-55-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-62-0x0000000000840000-0x00000000008BF000-memory.dmp
memory/4080-63-0x0000000000840000-0x00000000008BF000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 22:26
Reported
2024-11-12 22:29
Platform
win7-20241010-en
Max time kernel
177s
Max time network
160s
Command Line
Signatures
Remcos
Remcos family
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\HandyBackupEditorDesigner = "C:\\Users\\Admin\\Music\\HandyBackupDesignUpdater\\HandyBackupVideo.exe" | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
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\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe
"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe"
C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe
"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE TRANSFERENCIA PROGRAMADA EXITOSA.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | LUNAPETRO.chickenkiller.com | udp |
| CO | 179.14.10.239:1991 | LUNAPETRO.chickenkiller.com | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2112-1-0x000000000046D000-0x0000000000485000-memory.dmp
memory/2112-0-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-2-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-5-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-4-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-6-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-14-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2112-12-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2916-16-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-21-0x0000000000400000-0x000000000083F000-memory.dmp
memory/2916-20-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-17-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-11-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2916-7-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-22-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-24-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-23-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-25-0x00000000001C0000-0x000000000023F000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | e59bc42f39f78ecee390ec148a7093af |
| SHA1 | 5e234df84a2c929a1b9e3368dd355936302ae3e6 |
| SHA256 | 8e95946efe1fbbecb9b651b793ad440e321ac6929c13bc2eb9d4e8a6974ff1ee |
| SHA512 | f94219c2a579eb17e34b63065f465ed9781ce28ccf2faa7b74c6bf0e6a8c699ee9012a58788ad17638a9bc3c15b1a99f6b87599e20a6b8bcb522a8aebe29332f |
memory/2916-33-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-34-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-41-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-49-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-50-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-65-0x00000000001C0000-0x000000000023F000-memory.dmp
memory/2916-66-0x00000000001C0000-0x000000000023F000-memory.dmp