Analysis Overview
SHA256
513bd64b2b9995c0445ab09b16f49ab86bee9cb6b4dd250621c0e6427972f7a5
Threat Level: Known bad
The file 0f31f2c7086406e97e2078d969aa40b3_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Ramnit
Executes dropped EXE
Loads dropped DLL
UPX packed file
Drops file in System32 directory
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-25 19:09
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 19:09
Reported
2024-06-25 19:11
Platform
win7-20240508-en
Max time kernel
121s
Max time network
125s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2424 set thread context of 3052 | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f31f2c7086406e97e2078d969aa40b3_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f31f2c7086406e97e2078d969aa40b3_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 220
C:\Windows\SysWOW64\rundll32mgr.exe
"C:\Windows\SysWOW64\rundll32mgr.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 100
Network
Files
\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 2eb3806b294427bfb90d53f12ad948c1 |
| SHA1 | 879fb013938ff60cfa4b7c4d2b459766c4583ad2 |
| SHA256 | f657c80eb5c738fa74ee842253989943ba52684938043afe62355b2ff40edd28 |
| SHA512 | 086aef7280ac5cc53ef94b82ad5123dbc5b6118dbb41d57a893fe142773b06e8aa8f21dd00d8d06cb99923238e49b4a83fcb1b79e84b6a0adfd866e994ee17a1 |
memory/2224-2-0x0000000074AB0000-0x0000000074B04000-memory.dmp
memory/2224-4-0x0000000074A50000-0x0000000074AA4000-memory.dmp
memory/2224-5-0x00000000001F0000-0x000000000023F000-memory.dmp
memory/2224-1-0x0000000074A90000-0x0000000074AE4000-memory.dmp
memory/2224-12-0x00000000001F0000-0x000000000023F000-memory.dmp
memory/2424-14-0x0000000000020000-0x0000000000023000-memory.dmp
memory/2424-13-0x0000000000400000-0x000000000044F000-memory.dmp
memory/3052-19-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3052-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3052-23-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2424-30-0x0000000000400000-0x000000000044F000-memory.dmp
memory/3052-29-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3052-32-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3052-28-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3052-26-0x0000000000400000-0x0000000000463000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM30C1.tmp
| MD5 | d124f55b9393c976963407dff51ffa79 |
| SHA1 | 2c7bbedd79791bfb866898c85b504186db610b5d |
| SHA256 | ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef |
| SHA512 | 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06 |
memory/3052-36-0x00000000774B0000-0x00000000774B1000-memory.dmp
memory/3052-37-0x00000000774B0000-0x00000000774B2000-memory.dmp
memory/3052-35-0x00000000774AF000-0x00000000774B1000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM313F.tmp
| MD5 | 9b98d47916ead4f69ef51b56b0c2323c |
| SHA1 | 290a80b4ded0efc0fd00816f373fcea81a521330 |
| SHA256 | 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b |
| SHA512 | 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94 |
memory/3052-41-0x00000000756A4000-0x00000000756A5000-memory.dmp
memory/3052-43-0x0000000075610000-0x0000000075720000-memory.dmp
memory/3052-47-0x0000000075610000-0x0000000075720000-memory.dmp
memory/3052-46-0x0000000000400000-0x0000000000463000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 19:09
Reported
2024-06-25 19:11
Platform
win10v2004-20240508-en
Max time kernel
126s
Max time network
127s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4824 set thread context of 3956 | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f31f2c7086406e97e2078d969aa40b3_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f31f2c7086406e97e2078d969aa40b3_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3180 -ip 3180
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 608
C:\Windows\SysWOW64\rundll32mgr.exe
"C:\Windows\SysWOW64\rundll32mgr.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3956 -ip 3956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 296
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3804,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=4024 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/3180-1-0x00000000753B0000-0x0000000075404000-memory.dmp
C:\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 2eb3806b294427bfb90d53f12ad948c1 |
| SHA1 | 879fb013938ff60cfa4b7c4d2b459766c4583ad2 |
| SHA256 | f657c80eb5c738fa74ee842253989943ba52684938043afe62355b2ff40edd28 |
| SHA512 | 086aef7280ac5cc53ef94b82ad5123dbc5b6118dbb41d57a893fe142773b06e8aa8f21dd00d8d06cb99923238e49b4a83fcb1b79e84b6a0adfd866e994ee17a1 |
memory/4824-6-0x00000000001C0000-0x00000000001C3000-memory.dmp
memory/4824-5-0x0000000000400000-0x000000000044F000-memory.dmp
memory/3180-9-0x00000000753B0000-0x0000000075404000-memory.dmp
memory/3956-10-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3956-14-0x0000000000400000-0x0000000000463000-memory.dmp
memory/4824-18-0x00000000001C0000-0x00000000001C3000-memory.dmp
memory/3956-21-0x0000000000400000-0x0000000000463000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\~TME6D6.tmp
| MD5 | 4f3387277ccbd6d1f21ac5c07fe4ca68 |
| SHA1 | e16506f662dc92023bf82def1d621497c8ab5890 |
| SHA256 | 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac |
| SHA512 | 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219 |
memory/4824-17-0x0000000000400000-0x000000000044F000-memory.dmp
memory/3956-13-0x0000000000400000-0x0000000000463000-memory.dmp