Analysis Overview
SHA256
1856475ff71d7db6386ed4818b0cdb575f2cabedeaf7231c6b8148259c184475
Threat Level: Known bad
The file b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Checks computer location settings
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-04 11:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-04 11:21
Reported
2024-04-04 11:24
Platform
win7-20240221-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1100 set thread context of 2556 | N/A | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gLKHNRIss" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1507.tmp"
C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe"
Network
Files
memory/1100-0-0x0000000000F50000-0x0000000000FDA000-memory.dmp
memory/1100-1-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/1100-2-0x0000000004860000-0x00000000048A0000-memory.dmp
memory/1100-3-0x0000000000510000-0x000000000051E000-memory.dmp
memory/1100-4-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/1100-5-0x0000000004860000-0x00000000048A0000-memory.dmp
memory/1100-6-0x00000000048A0000-0x00000000048F8000-memory.dmp
memory/2556-14-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2556-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2556-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2556-18-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1100-19-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/2556-20-0x00000000008F0000-0x0000000000BF3000-memory.dmp
memory/2556-21-0x00000000008F0000-0x0000000000BF3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-04 11:21
Reported
2024-04-04 11:24
Platform
win10v2004-20240226-en
Max time kernel
92s
Max time network
94s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 392 set thread context of 4688 | N/A | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gLKHNRIss" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC44A.tmp"
C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6fbeb5b6ef2e8e43c6987781634d4c5_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 218.110.86.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/392-0-0x0000000000360000-0x00000000003EA000-memory.dmp
memory/392-1-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/392-2-0x0000000005410000-0x00000000059B4000-memory.dmp
memory/392-3-0x0000000004D90000-0x0000000004E22000-memory.dmp
memory/392-4-0x0000000004F20000-0x0000000004F30000-memory.dmp
memory/392-5-0x0000000004E40000-0x0000000004E4A000-memory.dmp
memory/392-6-0x00000000052B0000-0x00000000052BE000-memory.dmp
memory/392-7-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/392-8-0x0000000004F20000-0x0000000004F30000-memory.dmp
memory/392-9-0x0000000005BA0000-0x0000000005C3C000-memory.dmp
memory/392-10-0x0000000005B50000-0x0000000005BA8000-memory.dmp
memory/4688-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/392-18-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/4688-19-0x0000000000F80000-0x00000000012CA000-memory.dmp
memory/4688-20-0x0000000000F80000-0x00000000012CA000-memory.dmp