Analysis Overview
SHA256
b02a3881dd99b89e865f43f50fb1436de3c60e6218fc50e91464c8ada5efd47f
Threat Level: Known bad
The file 50a5c739ce813ffd001ccf029bca129c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Xtremerat family
Loads dropped DLL
UPX packed file
Checks computer location settings
Executes dropped EXE
Drops file in System32 directory
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-17 00:06
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xtremerat family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-17 00:06
Reported
2024-07-17 00:09
Platform
win7-20240704-en
Max time kernel
150s
Max time network
19s
Command Line
Signatures
Detect XtremeRAT 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 |
XtremeRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\740ducsetup.exe.exe | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\740ducsetup.exe | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
C:\Windows\SysWOW64\740ducsetup.exe
"C:\Windows\system32\740ducsetup.exe"
Network
Files
memory/2948-0-0x0000000010000000-0x0000000010150000-memory.dmp
memory/2396-1-0x0000000010000000-0x0000000010150000-memory.dmp
memory/2396-3-0x0000000010000000-0x0000000010150000-memory.dmp
\Windows\SysWOW64\740ducsetup.exe
| MD5 | 43d3cc91d2078ef1b99c913cb9cfe921 |
| SHA1 | 63f2655f8852a3341b0b1c8c8ecbea933dc7f25d |
| SHA256 | f46b22b0f4e301123e9901d42a32e3ececa1d7839e99a5af6d6470ee45f15651 |
| SHA512 | 62db61c009dd036c73c2bcba64d54bb48facac8d0706cbcb91e9125d2618d8d4f89a8175421105767aa5df9621264a5dc3d55b15d54ad88473f25375c75c2eac |
memory/2948-9-0x00000000029D0000-0x0000000002BA7000-memory.dmp
memory/2948-13-0x0000000010000000-0x0000000010150000-memory.dmp
memory/2216-20-0x0000000000B60000-0x0000000000D37000-memory.dmp
memory/2216-19-0x0000000000B60000-0x0000000000D37000-memory.dmp
memory/2216-18-0x0000000000B60000-0x0000000000D37000-memory.dmp
memory/2216-21-0x0000000000400000-0x00000000005D7000-memory.dmp
memory/2396-22-0x0000000010000000-0x0000000010150000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-17 00:06
Reported
2024-07-17 00:09
Platform
win10v2004-20240709-en
Max time kernel
141s
Max time network
127s
Command Line
Signatures
Detect XtremeRAT 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 |
XtremeRAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\740ducsetup.exe | N/A |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\740ducsetup.exe.exe | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\740ducsetup.exe | C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\50a5c739ce813ffd001ccf029bca129c_JaffaCakes118.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 480
C:\Windows\SysWOW64\740ducsetup.exe
"C:\Windows\system32\740ducsetup.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4148 -ip 4148
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 500
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.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 | 88.156.103.20.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 |
Files
memory/4480-0-0x0000000010000000-0x0000000010150000-memory.dmp
memory/4148-1-0x0000000010000000-0x0000000010150000-memory.dmp
C:\Windows\SysWOW64\740ducsetup.exe
| MD5 | 43d3cc91d2078ef1b99c913cb9cfe921 |
| SHA1 | 63f2655f8852a3341b0b1c8c8ecbea933dc7f25d |
| SHA256 | f46b22b0f4e301123e9901d42a32e3ececa1d7839e99a5af6d6470ee45f15651 |
| SHA512 | 62db61c009dd036c73c2bcba64d54bb48facac8d0706cbcb91e9125d2618d8d4f89a8175421105767aa5df9621264a5dc3d55b15d54ad88473f25375c75c2eac |
memory/4480-15-0x0000000010000000-0x0000000010150000-memory.dmp
memory/4848-16-0x0000000000400000-0x00000000005D7000-memory.dmp
memory/4848-17-0x00000000024A0000-0x00000000024A1000-memory.dmp
memory/4148-19-0x0000000010000000-0x0000000010150000-memory.dmp
memory/4848-20-0x0000000000400000-0x00000000005D7000-memory.dmp
memory/4848-22-0x00000000024A0000-0x00000000024A1000-memory.dmp