ramnit | 606b64a036701e383c6d26b5428d39fce3d82cc9cfe5b2cef232adcda76aa450

Analysis

max time kernel
137s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/10/2024, 09:21

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General

Target
6647f9b75d8ae5dfe7fb17300fca61ec_JaffaCakes118.dll
Size 624KB
Sample241021-lbbqaayalf
SHA256 606b64a036701e383c6d26b5428d39fce3d82cc9cfe5b2cef232adcda76aa450
MD5 6647f9b75d8ae5dfe7fb17300fca61ec
SHA1 85bb07ac3f434d16859939ab3d09e4ea28030e6b
SHA512 6ffa58c488991c6322fb8c713238265c1005ad3249353a498a6178006a4851408eb248ca9efbd8252b5f9257b765eea16a227655dac29d035d76507e88548d57
SSDEEP 12288:lXo450qjYthuCNIm/kqF6a2FjyHIAiaguUBoV0IVAi3+YARE5sygzl:Q/ku6FjyH17gyzVAi3fARSsLl
MD5 SHA1 SHA512 SSDEEP

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

Executes dropped EXE 1 IoCs

pid	Process
4184	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
4184	rundll32mgr.exe

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
4360	3228	WerFault.exe	84
1052	4184	WerFault.exe	85

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 1220 wrote to memory of 3228	1220	rundll32.exe	84
PID 1220 wrote to memory of 3228	1220	rundll32.exe	84
PID 1220 wrote to memory of 3228	1220	rundll32.exe	84
PID 3228 wrote to memory of 4184	3228	rundll32.exe	85
PID 3228 wrote to memory of 4184	3228	rundll32.exe	85
PID 3228 wrote to memory of 4184	3228	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6647f9b75d8ae5dfe7fb17300fca61ec_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6647f9b75d8ae5dfe7fb17300fca61ec_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3228
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4184
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 412
      4⤵
      Program crash
      PID:1052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3228 -s 696
    3⤵
    - Program crash
    PID:4360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3228 -ip 3228
1⤵
PID:1216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4184 -ip 4184
1⤵
PID:3656

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

~TMA8C3.tmp

Path C:\Users\Admin\AppData\Local\Temp\~TMA8C3.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 249KB
SHA256 073b37d16ce8bcffd88f1a61f87e5d58ff287001071c4e1eb69c96caac3bfbc8
MD5 7b198e68b36f6104535658b91ed40a9e
SHA1 2aad171f2ae7125d65d28bb2e41d93b33f465dee
SHA512 408bb46b178741a2f2d5be7eb0272ab17a41e00dd17630ce93d7625cb1468e89001a66bf3736c302be7abd2092e859fdbc63900b848434e7dab582a366ed344f
SSDEEP 3072:KIUmvBnJbcwrIo+xvFiiqACDdNAcmk1EcI00R1q4x83d4Q8ltOvjLwNnq6s12Cha:KunJtw2hHmk18x8TUNnq6sgC6+5x1C
MD5 SHA1 SHA512 SSDEEP

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memory/3228-7-0x0000000010000000-0x00000000126D4000-memory.dmp

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memory/3228-11-0x0000000010000000-0x00000000126D4000-memory.dmp

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memory/4184-9-0x0000000000400000-0x00000000004E807C-memory.dmp

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memory/4184-8-0x0000000000400000-0x00000000004E9000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads