ramnit | 55982eccc1fe2e492d5a53e0e6d5b881641c96bc2763126b716a7ef480bbdfec

Analysis

max time kernel
138s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 16:54

Target

16c3c0e15e47742b59ec5b5c7188a558_JaffaCakes118.dll
Size

763KB
MD5

16c3c0e15e47742b59ec5b5c7188a558
SHA1

74b61c3306a22bd8bea29a332045ebe178ab1b31
SHA256

55982eccc1fe2e492d5a53e0e6d5b881641c96bc2763126b716a7ef480bbdfec
SHA512

c4ab9a61d11517ef678a0bbe32f2226898de5a6afe672947d16574ca68f44cef74324b8bb4cd1d7ceacaef791d2448ce61fe076231afc1dad43995e85982b40c
SSDEEP

12288:8DtSLQX8I6T4P9oAfV58ff4QUBfUcgLEXT7YwneETUvwUMqtQLrac:8Us8IB9oAfV5gf4TB1gLEnYAeE+wDfn

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
2988	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
2988	rundll32mgr.exe

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral2/memory/2988-5-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2988	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 1816	1592	rundll32.exe	81
PID 1592 wrote to memory of 1816	1592	rundll32.exe	81
PID 1592 wrote to memory of 1816	1592	rundll32.exe	81
PID 1816 wrote to memory of 2988	1816	rundll32.exe	82
PID 1816 wrote to memory of 2988	1816	rundll32.exe	82
PID 1816 wrote to memory of 2988	1816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16c3c0e15e47742b59ec5b5c7188a558_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\16c3c0e15e47742b59ec5b5c7188a558_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1816
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2988
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 528
      4⤵
      Program crash
      PID:2680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2988 -ip 2988
1⤵
PID:3380

C:\Users\Admin\AppData\Local\Temp\~TM9E53.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

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

Filesize
106KB

MD5
fe36fb1073e6f8fa14d7250501a29aaf

SHA1
6c7e01278362797dabcff3e666b68227cb9af10f

SHA256
f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

SHA512
8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

Download Submit
memory/1816-3-0x0000000074C30000-0x0000000074CF4000-memory.dmp

Filesize
784KB

Download
memory/2988-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download