ramnit | 5fe16dca88da658ae3070b7061fe508b21964920a6108207f6407a33c0014df0

Analysis

max time kernel
41s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 22:04

Target

5fe16dca88da658ae3070b7061fe508b21964920a6108207f6407a33c0014df0.dll
Size

404KB
MD5

4cfcde0d3892fdea13b65bf842f4634e
SHA1

4a838fb0a9857904f079c4207ea78f17ae0186b6
SHA256

5fe16dca88da658ae3070b7061fe508b21964920a6108207f6407a33c0014df0
SHA512

dd91475cdc6941bcb8f24c68a572516bbaf435a7ad2bea9aca558ae6281add68011754336d5e26f7891f8ba6622c48852ed6436ffd237e732a6a3314aaff3ceb
SSDEEP

6144:DkUk3Tx8vSIUZ3Phd0S1H1ipwaJyiifaaZBlN5OjFKg9a:IoSIcH1HCABlN5Oj7U

Score

10^/10

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
UPX dump on OEP (original entry point) 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4716-5-0x0000000000400000-0x000000000042A000-memory.dmp UPX
Executes dropped EXE 1 IoCs

Processes:

rundll32mgr.exe

pid process

4716 rundll32mgr.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32mgr.exe

pid process

4716 rundll32mgr.exe
UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral2/memory/4716-5-0x0000000000400000-0x000000000042A000-memory.dmp upx
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4596 4716 WerFault.exe rundll32mgr.exe

resource	yara_rule
behavioral2/memory/4716-5-0x0000000000400000-0x000000000042A000-memory.dmp	UPX

pid	process
4716	rundll32mgr.exe

pid	process
4716	rundll32mgr.exe

resource	yara_rule
behavioral2/memory/4716-5-0x0000000000400000-0x000000000042A000-memory.dmp	upx

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

pid	pid_target	process	target process
4596	4716	WerFault.exe	rundll32mgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2092 wrote to memory of 3328	2092	rundll32.exe	rundll32.exe
PID 2092 wrote to memory of 3328	2092	rundll32.exe	rundll32.exe
PID 2092 wrote to memory of 3328	2092	rundll32.exe	rundll32.exe
PID 3328 wrote to memory of 4716	3328	rundll32.exe	rundll32mgr.exe
PID 3328 wrote to memory of 4716	3328	rundll32.exe	rundll32mgr.exe
PID 3328 wrote to memory of 4716	3328	rundll32.exe	rundll32mgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5fe16dca88da658ae3070b7061fe508b21964920a6108207f6407a33c0014df0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 480
4⤵
- Program crash
PID:4596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4716 -ip 4716
1⤵
PID:1052

C:\Users\Admin\AppData\Local\Temp\~TM43FE.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe
Filesize
184KB

MD5
1d92c741bc5b2d34dcd0a0265ab54275

SHA1
a160982825420567c15f6c11f777cb4ccbe69bb8

SHA256
3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67

SHA512
1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94

Download Submit
memory/3328-4-0x0000000010000000-0x0000000010069000-memory.dmp

Filesize
420KB

Download
memory/4716-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download