ramnit | f55225ecbb098149df2a589caf5a37155f28c53e5a9bf856e3d89fd1a843fb3e

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 20:25

Target

f55225ecbb098149df2a589caf5a37155f28c53e5a9bf856e3d89fd1a843fb3e.dll
Size

188KB
MD5

053c85ca4e2b23c50d5b2f8a62072f50
SHA1

20fb328f7032b41e6a220699bf68bcca1ca89601
SHA256

f55225ecbb098149df2a589caf5a37155f28c53e5a9bf856e3d89fd1a843fb3e
SHA512

c8fc6f884c7378c1e497e9c2275157fe884c2c80b65054326a09f09d38e3314d15274d95d57ae7bb4c8068cb0dfdea017387381115e3893531a119b855ba7a5b
SSDEEP

3072:Hr4tCk6tp0O/IajrYDMALXb9bJ6PeS6oGgdDoB9m5rwTwdMn4F:LMZr9cPeHoGjQ5rxM4F

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
856	rundll32mgr.exe

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral2/memory/856-138-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
856	rundll32mgr.exe

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
4436	856	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 4852	3812	rundll32.exe	81
PID 3812 wrote to memory of 4852	3812	rundll32.exe	81
PID 3812 wrote to memory of 4852	3812	rundll32.exe	81
PID 4852 wrote to memory of 856	4852	rundll32.exe	82
PID 4852 wrote to memory of 856	4852	rundll32.exe	82
PID 4852 wrote to memory of 856	4852	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f55225ecbb098149df2a589caf5a37155f28c53e5a9bf856e3d89fd1a843fb3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f55225ecbb098149df2a589caf5a37155f28c53e5a9bf856e3d89fd1a843fb3e.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4852
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 540
      4⤵
      Program crash
      PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 856 -ip 856
1⤵
PID:3392

C:\Users\Admin\AppData\Local\Temp\~TM7350.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
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
fe36fb1073e6f8fa14d7250501a29aaf

SHA1
6c7e01278362797dabcff3e666b68227cb9af10f

SHA256
f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

SHA512
8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

Download Submit
memory/856-138-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/856-140-0x00000000772E0000-0x0000000077483000-memory.dmp

Filesize
1.6MB

Download
memory/856-139-0x0000000002040000-0x000000000206A000-memory.dmp

Filesize
168KB

Download
memory/4852-137-0x0000000050590000-0x00000000505C3000-memory.dmp

Filesize
204KB

Download