Analysis Overview
SHA256
08dbeeafc24caff893a3e60e59401e04cbb5408dc86177caf8be9d4c94a93965
Threat Level: Known bad
The file 2b6f1f94d3ffe7aa888dde66bb9de6d6_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 19:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 19:02
Reported
2024-05-09 19:05
Platform
win7-20240221-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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\thxx.exe -boot" | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2608 set thread context of 2512 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe |
| PID 2512 set thread context of 1204 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | C:\Windows\Explorer.EXE |
| PID 2512 set thread context of 1204 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | C:\Windows\Explorer.EXE |
| PID 1384 set thread context of 1204 | N/A | C:\Windows\SysWOW64\chkdsk.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PO181219.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\chkdsk.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\PO181219.exe
"C:\Users\Admin\AppData\Local\Temp\PO181219.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\PO181219.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
Network
Files
memory/1740-0-0x00000000744FE000-0x00000000744FF000-memory.dmp
memory/1740-1-0x00000000002E0000-0x000000000035E000-memory.dmp
memory/1740-2-0x0000000000A00000-0x0000000000A3A000-memory.dmp
memory/1740-3-0x0000000000730000-0x000000000074C000-memory.dmp
memory/1740-4-0x00000000744F0000-0x0000000074BDE000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
| MD5 | 9f1c4ea29a9490e84c85ee622ebbee83 |
| SHA1 | 03eb6bec9ca71f61726134e031ef1c96609c6fbf |
| SHA256 | 4cf3f2e4957d449f51f1a5dd6b20765aa7a1fe89231f1ea3748cd0c0e90d74c4 |
| SHA512 | 2eccd244877aae74692294905fa6d11e7b1d67d03c44147f59dddf1b6d6ffe849529bf1e0ccd1b142d5767c281e229053d6d5d513bcc3c0ec9b428a735ed5f97 |
memory/1740-10-0x00000000744F0000-0x0000000074BDE000-memory.dmp
memory/2608-11-0x00000000000C0000-0x000000000013E000-memory.dmp
memory/2512-12-0x0000000000080000-0x00000000000AA000-memory.dmp
memory/2512-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2512-19-0x0000000000080000-0x00000000000AA000-memory.dmp
memory/2512-14-0x0000000000080000-0x00000000000AA000-memory.dmp
memory/1204-21-0x0000000003B40000-0x0000000003C40000-memory.dmp
memory/2512-22-0x0000000000080000-0x00000000000AA000-memory.dmp
memory/1384-23-0x0000000000230000-0x0000000000237000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 19:02
Reported
2024-05-09 19:05
Platform
win10v2004-20240426-en
Max time kernel
140s
Max time network
105s
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-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\PO181219.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\thxx.exe -boot" | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4424 set thread context of 4696 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PO181219.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\PO181219.exe
"C:\Users\Admin\AppData\Local\Temp\PO181219.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\PO181219.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4696 -ip 4696
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 184
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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 2.17.196.96:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 96.196.17.2.in-addr.arpa | udp |
| BE | 2.17.196.96:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/2244-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp
memory/2244-1-0x0000000000710000-0x000000000078E000-memory.dmp
memory/2244-2-0x0000000005720000-0x0000000005CC4000-memory.dmp
memory/2244-3-0x0000000005210000-0x00000000052A2000-memory.dmp
memory/2244-4-0x0000000005170000-0x00000000051AA000-memory.dmp
memory/2244-5-0x0000000005130000-0x000000000514C000-memory.dmp
memory/2244-6-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/2244-10-0x0000000074CE0000-0x0000000075490000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\thxx.exe
| MD5 | 9f1c4ea29a9490e84c85ee622ebbee83 |
| SHA1 | 03eb6bec9ca71f61726134e031ef1c96609c6fbf |
| SHA256 | 4cf3f2e4957d449f51f1a5dd6b20765aa7a1fe89231f1ea3748cd0c0e90d74c4 |
| SHA512 | 2eccd244877aae74692294905fa6d11e7b1d67d03c44147f59dddf1b6d6ffe849529bf1e0ccd1b142d5767c281e229053d6d5d513bcc3c0ec9b428a735ed5f97 |
memory/4424-14-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/4424-15-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/4424-16-0x00000000087C0000-0x000000000885C000-memory.dmp
memory/4424-17-0x0000000074CE0000-0x0000000075490000-memory.dmp
memory/4696-19-0x0000000000810000-0x000000000083A000-memory.dmp
memory/4424-22-0x0000000074CE0000-0x0000000075490000-memory.dmp