ramnit | 48a9cdd26c22bba0a026a1aaff34212e983fe0e59af6fe764243da22093a3a65

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25/03/2024, 16:18

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General

Target
de6d7d2dd5580a041d20877e51e867d9.dll
Size 432KB
Sample240325-tr6vcscf59
SHA256 48a9cdd26c22bba0a026a1aaff34212e983fe0e59af6fe764243da22093a3a65
MD5 de6d7d2dd5580a041d20877e51e867d9
SHA1 8d6310a80550ccf4852f275d23b536a32ea2a37b
SHA512 dcb0c07177fe1cea610920f879eed1c9b7c5ec08a63c43de7b27d53b592711de68b1f1c67234f8334810e0d0fad106a3ad697bfa7e70c8089b222207f48200e4
SSDEEP 6144:3QlWcMz9rpRc40UJvqNLYaPCm4bSOjZDcwDhXxiVrvgfUufBNNOA2Mhb2:3QlWBz9rpRceqNLV/x0QVrvgfJ1z2M52
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ramnit banker spyware stealer trojan worm

Malware Config

Signatures

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
4892	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
4892	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
3632	4892	WerFault.exe	90

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4360 wrote to memory of 3032	4360	rundll32.exe	88
PID 4360 wrote to memory of 3032	4360	rundll32.exe	88
PID 4360 wrote to memory of 3032	4360	rundll32.exe	88
PID 3032 wrote to memory of 4892	3032	rundll32.exe	90
PID 3032 wrote to memory of 4892	3032	rundll32.exe	90
PID 3032 wrote to memory of 4892	3032	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\de6d7d2dd5580a041d20877e51e867d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\de6d7d2dd5580a041d20877e51e867d9.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:4892
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 408
      4⤵
      Program crash
      PID:3632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4892 -ip 4892
1⤵
PID:3476

Network

MITRE ATT&CK Matrix

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Downloads

~TM6765.tmp

Path C:\Users\Admin\AppData\Local\Temp\~TM6765.tmp
Size 1.6MB
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
SSDEEP 24576:qhYK3o0FvOh/e8AuDq8TJqbEPVVdqi90gvuPGO12HoIGTufqN8:2XFvO5egq8TMbEL59JCKSN
MD5 SHA1 SHA512 SSDEEP

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rundll32mgr.exe

Path C:\Windows\SysWOW64\rundll32mgr.exe
Size 270KB
SHA256 7837455eaec625be70922a22405cecfe9f0def2204fa4746337999b61403aace
MD5 9d98badfb96f1384ecd059e89fb2d1fe
SHA1 239094afbb8ccaddef0493ceea50469a87cd254c
SHA512 7d04faeea61bdbd39f5bf67a31f6ca1276031e98c4eac099a4d65281cac205a6e309c7006c8f364ae97e378628dda55a1389c87f9222ddbafba4292320f76b52
SSDEEP 6144:4v0pTu6T2Mm4QI+Mw/aAFg0UBJa/pxix7g:IcTfTXmJvl/aAFeOpk7
MD5 SHA1 SHA512 SSDEEP

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memory/3032-1-0x0000000074C30000-0x0000000074C9E000-memory.dmp

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memory/4892-5-0x0000000000400000-0x0000000000509000-memory.dmp

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memory/4892-6-0x0000000000400000-0x0000000000509000-memory.dmp

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memory/4892-7-0x0000000000610000-0x0000000000612000-memory.dmp

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memory/4892-11-0x0000000077232000-0x0000000077233000-memory.dmp

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memory/4892-12-0x0000000077232000-0x0000000077234000-memory.dmp

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memory/4892-13-0x0000000000400000-0x0000000000509000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads