Analysis Overview
SHA256
4b8ad4a9d84c014358222a91b7a8d3b7f6b3a5853750d84e1d1e677a5bc9e9ff
Threat Level: Known bad
The file c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
Adds policy Run key to start application
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-29 14:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-29 14:17
Reported
2024-08-29 14:20
Platform
win7-20240704-en
Max time kernel
145s
Max time network
120s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2716 set thread context of 1300 | N/A | C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1300 set thread context of 1204 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Explorer.EXE |
| PID 2600 set thread context of 1204 | N/A | C:\Windows\SysWOW64\systray.exe | C:\Windows\Explorer.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\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\systray.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
Network
Files
memory/2716-0-0x000000007441E000-0x000000007441F000-memory.dmp
memory/2716-1-0x0000000000270000-0x000000000032A000-memory.dmp
memory/2716-2-0x0000000000570000-0x00000000005AA000-memory.dmp
memory/2716-3-0x00000000003B0000-0x00000000003BC000-memory.dmp
memory/2716-4-0x00000000006E0000-0x000000000070A000-memory.dmp
memory/1300-5-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1300-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1300-6-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1300-11-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1204-12-0x0000000004CE0000-0x0000000004D9D000-memory.dmp
memory/2600-16-0x0000000000BD0000-0x0000000000BD5000-memory.dmp
memory/2600-14-0x0000000000BD0000-0x0000000000BD5000-memory.dmp
memory/1300-13-0x0000000000430000-0x0000000000497000-memory.dmp
memory/1204-17-0x0000000004CE0000-0x0000000004D9D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-29 14:17
Reported
2024-08-29 14:20
Platform
win10v2004-20240802-en
Max time kernel
146s
Max time network
143s
Command Line
Signatures
Formbook
Credentials from Password Stores: Credentials from Web Browsers
Formbook payload
| 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 |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Q2U0M6HH = "C:\\Program Files (x86)\\Ym658\\wv18zgfid.exe" | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\msiexec.exe | N/A |
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1696 set thread context of 2124 | N/A | C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2124 set thread context of 3452 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Explorer.EXE |
| PID 2124 set thread context of 3452 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | C:\Windows\Explorer.EXE |
| PID 64 set thread context of 3452 | N/A | C:\Windows\SysWOW64\msiexec.exe | C:\Windows\Explorer.EXE |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Ym658\wv18zgfid.exe | C:\Windows\SysWOW64\msiexec.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \Registry\User\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 | C:\Windows\SysWOW64\msiexec.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8fda80e652d365bc5ceb4e065c51ee3_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
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 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.crypoz.com | udp |
| US | 8.8.8.8:53 | www.applescan.info | udp |
| US | 8.8.8.8:53 | www.1b4tenhell.men | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.planbmx.com | udp |
| US | 13.248.243.5:80 | www.planbmx.com | tcp |
| US | 8.8.8.8:53 | 5.243.248.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.1v5twothere.loan | udp |
| US | 8.8.8.8:53 | www.patzcuarofurniture.com | udp |
Files
memory/1696-0-0x000000007441E000-0x000000007441F000-memory.dmp
memory/1696-1-0x0000000000FC0000-0x000000000107A000-memory.dmp
memory/1696-2-0x0000000003310000-0x000000000334A000-memory.dmp
memory/1696-3-0x0000000003470000-0x000000000347C000-memory.dmp
memory/1696-4-0x0000000005980000-0x00000000059AA000-memory.dmp
memory/1696-5-0x0000000005C20000-0x0000000005CBC000-memory.dmp
memory/2124-9-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3452-10-0x0000000002DA0000-0x0000000002EE8000-memory.dmp
memory/2124-12-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3452-13-0x0000000008AD0000-0x0000000008C5D000-memory.dmp
memory/3452-14-0x0000000002DA0000-0x0000000002EE8000-memory.dmp
memory/64-17-0x0000000000B10000-0x0000000000B22000-memory.dmp
memory/64-21-0x0000000000B10000-0x0000000000B22000-memory.dmp
memory/64-19-0x0000000000B10000-0x0000000000B22000-memory.dmp
memory/64-22-0x0000000001100000-0x000000000112A000-memory.dmp
memory/64-23-0x0000000003100000-0x000000000344A000-memory.dmp
memory/3452-24-0x0000000008AD0000-0x0000000008C5D000-memory.dmp
memory/64-25-0x0000000002FD0000-0x0000000003063000-memory.dmp
memory/64-27-0x0000000001100000-0x000000000112A000-memory.dmp
memory/3452-29-0x0000000008280000-0x0000000008352000-memory.dmp
memory/3452-31-0x0000000008280000-0x0000000008352000-memory.dmp
memory/3452-32-0x0000000008280000-0x0000000008352000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\DB1
| MD5 | a182561a527f929489bf4b8f74f65cd7 |
| SHA1 | 8cd6866594759711ea1836e86a5b7ca64ee8911f |
| SHA256 | 42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914 |
| SHA512 | 9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558 |
C:\Users\Admin\AppData\Roaming\53MR1SEE\53Mlogrv.ini
| MD5 | bbc41c78bae6c71e63cb544a6a284d94 |
| SHA1 | 33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a |
| SHA256 | ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb |
| SHA512 | 0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4 |
C:\Users\Admin\AppData\Roaming\53MR1SEE\53Mlogri.ini
| MD5 | d63a82e5d81e02e399090af26db0b9cb |
| SHA1 | 91d0014c8f54743bba141fd60c9d963f869d76c9 |
| SHA256 | eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae |
| SHA512 | 38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad |
C:\Users\Admin\AppData\Roaming\53MR1SEE\53Mlogrg.ini
| MD5 | 4aadf49fed30e4c9b3fe4a3dd6445ebe |
| SHA1 | 1e332822167c6f351b99615eada2c30a538ff037 |
| SHA256 | 75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56 |
| SHA512 | eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945 |
C:\Users\Admin\AppData\Roaming\53MR1SEE\53Mlogim.jpeg
| MD5 | 6a846b0fd21066712d37d711bf7e4336 |
| SHA1 | ed14c219640531d332f25e401ccf4cc44910ebc2 |
| SHA256 | cebcc3fed2e0b04ee181c670beb620b0bc069e6953ff22831c51c0f1f33437a0 |
| SHA512 | 3d9121c170601e1a9f6d012e77297b4b8595a3f221b75dca7b10cdd87016e540678570811451aad697c3c8879fb8879591266e7f3276775edfad5bb241635822 |