Analysis Overview
SHA256
a62eac7125d6a8e953325e4408f6f6ab187c808f9bfc0334e4d8723fae97c021
Threat Level: Known bad
The file 3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
RevengeRat Executable
Revengerat family
Drops startup file
Uses the VBS compiler for execution
Adds Run key to start application
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-29 10:05
Signatures
RevengeRat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Revengerat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-29 10:05
Reported
2024-07-29 10:13
Platform
win7-20240704-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\codec.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\schost.js | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\mscode = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\klmejjjw.cmdline"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESAB2E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcAB0E.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
Files
memory/2220-0-0x000007FEF59DE000-0x000007FEF59DF000-memory.dmp
memory/2220-1-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp
memory/2220-2-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp
memory/2220-3-0x000007FEF59DE000-0x000007FEF59DF000-memory.dmp
memory/2220-4-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\klmejjjw.cmdline
| MD5 | 9a9839e2c3f7901e7e92fa624407876c |
| SHA1 | e1a472fc9cac1d53838a4ee3c10ae582ed2da7ad |
| SHA256 | 9c9492bc2b381bc70d3d79a491f872e5bf14195104283bb888c15ec6f34decaa |
| SHA512 | f122b63959870d80bb0511f05ebc74e7d281699c0a629c149a29bf238bca75e1ab33b38c47d39cc83925be12115d9e836610b8d5f28a214cc9a6406c7abdf54d |
C:\Users\Admin\AppData\Local\Temp\klmejjjw.0.vb
| MD5 | c9affc499509d8a9c1b93e9590e55d7f |
| SHA1 | 832ddeefbe416bb4bb5349e3d44d660cf69614c6 |
| SHA256 | 4e4d855ef36455df9965a719b2ecaf3e5f1fc3fb614eba6c377e4b3696106249 |
| SHA512 | fdb98921f4001e56d46dd17975fa41e76e6f2028d509cd38266e5889279690ab04d0548547ab26629bfba3855b0e6817650abac5e6f086a464ed56bfb3b4f16c |
memory/2616-11-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vbcAB0E.tmp
| MD5 | 4ae835497e2f7ceaf82995a952ab9488 |
| SHA1 | 4800591a27a535f287c294cb30e79f951ffa6e93 |
| SHA256 | f2811dc74cc9db37a8327e8cf3b9b87c86a1628446178c6fd53476c9293a8ca5 |
| SHA512 | e292c23402150a0031fb01997ed8e7cf3871957906360fad7f6fbdc2f9695791020fab8ce066436aa96c17811a84174ce5b7206e16a98f8b3ddebe4ff217e19c |
C:\Users\Admin\AppData\Local\Temp\RESAB2E.tmp
| MD5 | f06540e09c627fb6248bc61aff1f4d8f |
| SHA1 | f1ce6b593b4b92d11503dd9adbed96c616debae0 |
| SHA256 | ee024b390b4749d66b7e0bbb2af944364697143e1e7aa40fff986452c390c8a2 |
| SHA512 | 78b892aa615c5df21f73ef680a251473eafbae59040a919bf12894f174234ce0bd0df51c313025930555a6844de9a131528c5e81be514add848a52b073b26f80 |
memory/2616-19-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-29 10:05
Reported
2024-07-29 10:14
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\schost.js | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\codec.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe | N/A |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mscode = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4776 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe |
| PID 4776 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe |
| PID 2968 wrote to memory of 2916 | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe |
| PID 2968 wrote to memory of 2916 | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3fad2378feab32b6d3f8b955d98038b2_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\rtuvsozl.cmdline"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES96EC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc7E4265398D874D07AA988925F8C33978.TMP"
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.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 | 237.197.79.204.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 | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.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 |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
| US | 8.8.8.8:53 | hotkey.ddns.net | udp |
Files
memory/4776-0-0x00007FFDA39F5000-0x00007FFDA39F6000-memory.dmp
memory/4776-1-0x00007FFDA3740000-0x00007FFDA40E1000-memory.dmp
memory/4776-2-0x000000001BFE0000-0x000000001C4AE000-memory.dmp
memory/4776-3-0x000000001C4B0000-0x000000001C556000-memory.dmp
memory/4776-4-0x000000001C5D0000-0x000000001C632000-memory.dmp
memory/4776-5-0x00007FFDA39F5000-0x00007FFDA39F6000-memory.dmp
memory/4776-6-0x00007FFDA3740000-0x00007FFDA40E1000-memory.dmp
memory/4776-7-0x00007FFDA3740000-0x00007FFDA40E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\rtuvsozl.cmdline
| MD5 | 8ba4081d3249e55a443a936663b5791f |
| SHA1 | d1727b9a39cfd39532a4f9e9c337665085bd4532 |
| SHA256 | 932aec4c58075b180bf41b9261576c838c6021b7fe806c57a70d8290f33f5e1d |
| SHA512 | c974d836b88b3134c691c303a5c3eca7ac5151cef7f63604ad2dffe469e17ed0078ae4bff7ff67578965dd9fb5239430cb757a472690a2a7ad5279e70328c751 |
C:\Users\Admin\AppData\Local\Temp\rtuvsozl.0.vb
| MD5 | c9affc499509d8a9c1b93e9590e55d7f |
| SHA1 | 832ddeefbe416bb4bb5349e3d44d660cf69614c6 |
| SHA256 | 4e4d855ef36455df9965a719b2ecaf3e5f1fc3fb614eba6c377e4b3696106249 |
| SHA512 | fdb98921f4001e56d46dd17975fa41e76e6f2028d509cd38266e5889279690ab04d0548547ab26629bfba3855b0e6817650abac5e6f086a464ed56bfb3b4f16c |
memory/2968-14-0x00007FFDA3740000-0x00007FFDA40E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vbc7E4265398D874D07AA988925F8C33978.TMP
| MD5 | 4ae835497e2f7ceaf82995a952ab9488 |
| SHA1 | 4800591a27a535f287c294cb30e79f951ffa6e93 |
| SHA256 | f2811dc74cc9db37a8327e8cf3b9b87c86a1628446178c6fd53476c9293a8ca5 |
| SHA512 | e292c23402150a0031fb01997ed8e7cf3871957906360fad7f6fbdc2f9695791020fab8ce066436aa96c17811a84174ce5b7206e16a98f8b3ddebe4ff217e19c |
C:\Users\Admin\AppData\Local\Temp\RES96EC.tmp
| MD5 | 7fffb4c41bedfa37e1f4c8fa297ca107 |
| SHA1 | 374173ea82cdffa4deb9882bce96eb7db50eed91 |
| SHA256 | e0f56e9f15f8c1844dd40ed911732fb893142a39aad98261305f9b133c7c2b35 |
| SHA512 | e7be71e867e636f85ee7f8575b20e6c0b9b0a52a77fba51f596278e12667c9a5696a3ba64367e538995078f9758edc97e7d5f93d08dc437fadd59fca25c5bb1d |
memory/2968-22-0x00007FFDA3740000-0x00007FFDA40E1000-memory.dmp