Analysis Overview
SHA256
3e764285adea480b3fb2f685bac5a075189fd984d3619b47f6cea56fa387ed8b
Threat Level: Known bad
The file 2024-03-27_24c804f1c5d63c55558fd9092199b43a_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 16:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-27 16:27
Reported
2024-03-27 16:29
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
155s
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_24c804f1c5d63c55558fd9092199b43a_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_24c804f1c5d63c55558fd9092199b43a_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_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3704 -ip 3704
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 540
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.178.17.96.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 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| DE | 184.30.21.171:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.21.30.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.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 | 8.8.8.8:53 | 206.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.73.50.20.in-addr.arpa | udp |
Files
memory/1920-0-0x0000000000020000-0x0000000000075000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
| MD5 | 1d92c741bc5b2d34dcd0a0265ab54275 |
| SHA1 | a160982825420567c15f6c11f777cb4ccbe69bb8 |
| SHA256 | 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67 |
| SHA512 | 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94 |
memory/1920-5-0x0000000000020000-0x0000000000075000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\~TM6E2B.tmp
| MD5 | 4f3387277ccbd6d1f21ac5c07fe4ca68 |
| SHA1 | e16506f662dc92023bf82def1d621497c8ab5890 |
| SHA256 | 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac |
| SHA512 | 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219 |
memory/3704-7-0x0000000002170000-0x000000000219A000-memory.dmp
memory/3704-11-0x00000000779D2000-0x00000000779D3000-memory.dmp
memory/3704-10-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3704-12-0x00000000779D2000-0x00000000779D4000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-27 16:27
Reported
2024-03-27 16:29
Platform
win7-20240221-en
Max time kernel
121s
Max time network
125s
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_24c804f1c5d63c55558fd9092199b43a_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_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 180
Network
Files
memory/2696-0-0x00000000008A0000-0x00000000008F5000-memory.dmp
\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe
| MD5 | 1d92c741bc5b2d34dcd0a0265ab54275 |
| SHA1 | a160982825420567c15f6c11f777cb4ccbe69bb8 |
| SHA256 | 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67 |
| SHA512 | 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94 |
memory/1388-10-0x0000000000220000-0x000000000024A000-memory.dmp
memory/1388-9-0x0000000000400000-0x000000000042A000-memory.dmp
memory/2696-11-0x00000000008A0000-0x00000000008F5000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM6039.tmp
| MD5 | d124f55b9393c976963407dff51ffa79 |
| SHA1 | 2c7bbedd79791bfb866898c85b504186db610b5d |
| SHA256 | ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef |
| SHA512 | 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06 |
memory/1388-15-0x00000000774EF000-0x00000000774F1000-memory.dmp
memory/1388-18-0x00000000774F0000-0x00000000774F2000-memory.dmp
memory/1388-17-0x00000000774F0000-0x00000000774F1000-memory.dmp
memory/1388-21-0x0000000075540000-0x0000000075650000-memory.dmp
\Users\Admin\AppData\Local\Temp\~TM60A7.tmp
| MD5 | 9b98d47916ead4f69ef51b56b0c2323c |
| SHA1 | 290a80b4ded0efc0fd00816f373fcea81a521330 |
| SHA256 | 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b |
| SHA512 | 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94 |
memory/1388-22-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1388-23-0x0000000075540000-0x0000000075650000-memory.dmp