Analysis Overview
SHA256
dfa0d118b4f04d43cc6296f4858ed4caa1ac2daf70a2b1b40962a08392617984
Threat Level: Known bad
The file 2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnit was found to be: Known bad.
Malicious Activity Summary
Ramnit
UPX dump on OEP (original entry point)
Executes dropped EXE
Loads dropped DLL
UPX packed file
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-27 16:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-27 16:24
Reported
2024-03-27 16:26
Platform
win7-20240319-en
Max time kernel
119s
Max time network
122s
Command Line
Signatures
Ramnit
UPX dump on OEP (original entry point)
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe | N/A |
Loads dropped DLL
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnit.exe"
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 180
Network
Files
memory/1108-0-0x0000000000070000-0x00000000000BF000-memory.dmp
\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
| MD5 | 1d92c741bc5b2d34dcd0a0265ab54275 |
| SHA1 | a160982825420567c15f6c11f777cb4ccbe69bb8 |
| SHA256 | 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67 |
| SHA512 | 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94 |
memory/1108-8-0x0000000000070000-0x00000000000BF000-memory.dmp
memory/2936-10-0x0000000000400000-0x000000000042A000-memory.dmp
memory/2936-11-0x0000000000220000-0x000000000024A000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM339E.tmp
| MD5 | d124f55b9393c976963407dff51ffa79 |
| SHA1 | 2c7bbedd79791bfb866898c85b504186db610b5d |
| SHA256 | ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef |
| SHA512 | 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06 |
memory/2936-15-0x000000007740F000-0x0000000077411000-memory.dmp
memory/2936-16-0x0000000077410000-0x0000000077411000-memory.dmp
memory/2936-17-0x0000000077410000-0x0000000077412000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM342B.tmp
| MD5 | 9b98d47916ead4f69ef51b56b0c2323c |
| SHA1 | 290a80b4ded0efc0fd00816f373fcea81a521330 |
| SHA256 | 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b |
| SHA512 | 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94 |
memory/2936-21-0x0000000076070000-0x0000000076180000-memory.dmp
memory/2936-22-0x0000000000400000-0x000000000042A000-memory.dmp
memory/2936-23-0x0000000076070000-0x0000000076180000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-27 16:24
Reported
2024-03-27 16:26
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Ramnit
UPX dump on OEP (original entry point)
| 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\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnit.exe"
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1344 -ip 1344
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 516
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 84.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.177.78.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.178.17.96.in-addr.arpa | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| GB | 96.17.178.190:80 | tcp |
Files
memory/2992-0-0x0000000000BE0000-0x0000000000C2F000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\2024-03-27_008f1e2855eef601ee3c2aa5fa9a8925_karagany_mafia_ramnitmgr.exe
| MD5 | 1d92c741bc5b2d34dcd0a0265ab54275 |
| SHA1 | a160982825420567c15f6c11f777cb4ccbe69bb8 |
| SHA256 | 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67 |
| SHA512 | 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94 |
memory/2992-5-0x0000000000BE0000-0x0000000000C2F000-memory.dmp
memory/1344-7-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1344-11-0x0000000077AB2000-0x0000000077AB4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\~TM4F1A.tmp
| MD5 | 4f3387277ccbd6d1f21ac5c07fe4ca68 |
| SHA1 | e16506f662dc92023bf82def1d621497c8ab5890 |
| SHA256 | 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac |
| SHA512 | 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219 |
memory/1344-8-0x00000000004B0000-0x00000000004DA000-memory.dmp
memory/1344-12-0x0000000077AB2000-0x0000000077AB4000-memory.dmp
memory/1344-13-0x0000000077AB2000-0x0000000077AB3000-memory.dmp