ramnit | a7f38ad5c8960a2bc134d423753fafb55b292e05c7ea710de5f704bf137d7f1a

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08/06/2024, 06:15

Target

9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll
Size

1.0MB
MD5

9344c2978cc5cada2569c64cd6fd2c30
SHA1

6e4003b3694f0239b304469a4cd3627896c5b6d6
SHA256

a7f38ad5c8960a2bc134d423753fafb55b292e05c7ea710de5f704bf137d7f1a
SHA512

a942153008a59a60df67e3c533773b2e17b6da1d8bdfe3c7a8c25c314abe26c9f648c976eeb24e7f51817b1788f2d8b51f46cb7f9d2be2530cdebf6853649fa3
SSDEEP

24576:jf2VfWlcKu6Gavkg3NydIbbbI4IBAUZLYO5/:7uscKu6GaXUT4IBAUZLYOJ

Score

10^/10

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 1 IoCs

pid	Process
2680	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
2680	rundll32mgr.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/2680-6-0x0000000000400000-0x0000000000432000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3148	2680	WerFault.exe	83
1168	4376	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 520 wrote to memory of 4376	520	rundll32.exe	82
PID 520 wrote to memory of 4376	520	rundll32.exe	82
PID 520 wrote to memory of 4376	520	rundll32.exe	82
PID 4376 wrote to memory of 2680	4376	rundll32.exe	83
PID 4376 wrote to memory of 2680	4376	rundll32.exe	83
PID 4376 wrote to memory of 2680	4376	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4376
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2680
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 520
      4⤵
      Program crash
      PID:3148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 608
    3⤵
    - Program crash
    PID:1168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4376 -ip 4376
1⤵
PID:3168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2680 -ip 2680
1⤵
PID:3176

C:\Users\Admin\AppData\Local\Temp\~TM4E5E.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
157KB

MD5
2ad7467eeceedd64b8bd4f6e04c3cd49

SHA1
d6c5d9878dc49ae9b531d61283609e207154a921

SHA256
2aab17b2f18dfb70cd737b27b1a438ad8878889070a6e025b3684483054f60c9

SHA512
7a647d4a8de90d11cd5afb82ace8354869af0893f28afcf9491d1d4de421315d9a394a5d3462d88c0eff6c5a7a4ed41897d8d0498b59b4b7428ddbb61786be2a

Download Submit
memory/2680-4-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2680-6-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4376-3-0x0000000010000000-0x0000000010101000-memory.dmp

Filesize
1.0MB

Download
memory/4376-11-0x0000000010000000-0x0000000010101000-memory.dmp

Filesize
1.0MB

Download