ramnit | df6444c4ab878a77bfd025f9a7c10d291d8d6908c7f8f440576b5a0c898c375a

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 09:14

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General

Target

JaffaCakes118_78dd54266eb3d448247caf9e877364c5.dll
Size

272KB
MD5

78dd54266eb3d448247caf9e877364c5
SHA1

2acdf9e27cf556996707dad6470c90b2895ce9f5
SHA256

df6444c4ab878a77bfd025f9a7c10d291d8d6908c7f8f440576b5a0c898c375a
SHA512

c1a6693fd9dd4725c6ffb3b8fc8e8bce5c912a9e4d95230c0a1b42d02d4b5fca0b89ae1e1a650c1d5403a8b551ab2a0eef981b307c158dc4504ee6f52bdefc90
SSDEEP

6144:k4y8gOB2NdmKbctyE4a8hTuviZqQvymZD+kDVku/mz:Zy8gTRiviZqQbh+kxHmz

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
4372	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
4372	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
2864	4372	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 5116	4440	rundll32.exe	82
PID 4440 wrote to memory of 5116	4440	rundll32.exe	82
PID 4440 wrote to memory of 5116	4440	rundll32.exe	82
PID 5116 wrote to memory of 4372	5116	rundll32.exe	83
PID 5116 wrote to memory of 4372	5116	rundll32.exe	83
PID 5116 wrote to memory of 4372	5116	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78dd54266eb3d448247caf9e877364c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78dd54266eb3d448247caf9e877364c5.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5116
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4372
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 372
      4⤵
      Program crash
      PID:2864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4372 -ip 4372
1⤵
PID:1324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\~TM7D66.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

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

Filesize
178KB

MD5
db98a90a075816be151bf78a39293e5b

SHA1
8afc5325246accba5adcdd830aa4ff4b101e9983

SHA256
0569be58ce08b5f17c84a3638327edf50aac1a2da68cee63c352f82545e61d66

SHA512
0793d000ad8c151aa06df3e393fdf538faf93e70e479d5c2092ddebd6437a639db27fb8792669aa433a14f07e99b546fe1f36c1bb3a47b37127530bd5252451e

Download Submit
memory/4372-5-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/4372-7-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/4372-6-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/4372-11-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/5116-0-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download