ramnit | 49224989309e40316035c65ce61043cd6e3594ff096bcc631aa721f10a859fbf

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 08:15

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General

Target

e097015a642fdfe925f5ed76e2cbcebf_JaffaCakes118.dll
Size

258KB
MD5

e097015a642fdfe925f5ed76e2cbcebf
SHA1

9ffb88f0ec1da375514aa2a651cd9913f7bd50b3
SHA256

49224989309e40316035c65ce61043cd6e3594ff096bcc631aa721f10a859fbf
SHA512

29e2b3f31e2cc6b6fbfffece8c7d2d78bf5ba1893793674a82c8350b15ca3cec42c166c6f9487354b1fe47c889c1a2a02971d9e01cafb097b63f46032bfb9cb7
SSDEEP

6144:c2OMrnQb6eJxq+Uyc518UWq9XT3JLqaSw90Hn6d:BO6Q2eLw9jZLqaEH2

Score

10^/10

ramnit banker discovery spyware stealer trojan upx 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
1332	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
1332	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1332-6-0x0000000000400000-0x0000000000469000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1040	1332	WerFault.exe	83
4520	1468	WerFault.exe	82

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 640 wrote to memory of 1468	640	rundll32.exe	82
PID 640 wrote to memory of 1468	640	rundll32.exe	82
PID 640 wrote to memory of 1468	640	rundll32.exe	82
PID 1468 wrote to memory of 1332	1468	rundll32.exe	83
PID 1468 wrote to memory of 1332	1468	rundll32.exe	83
PID 1468 wrote to memory of 1332	1468	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e097015a642fdfe925f5ed76e2cbcebf_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e097015a642fdfe925f5ed76e2cbcebf_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1468
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:1332
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 10180
      4⤵
      Program crash
      PID:1040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1468 -s 608
    3⤵
    - Program crash
    PID:4520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1468 -ip 1468
1⤵
PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1332 -ip 1332
1⤵
PID:4232

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~TMAF2C.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

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

Filesize
162KB

MD5
9a78067de2e2da49fca0dcd7900a6353

SHA1
c6c59bffaeeea473a75e808fd0b83cd9501ba2cc

SHA256
8104e56b589bfeef9600cbd4006abe8ee823b6a5da2661afdaf57756949a3bda

SHA512
474f8c2b23d88291bce261d6c19af6bc0a8013f9a199dbda0040f7abc3b1ebd03f08c02069f83e856b1280ee0afcf05032eeeb89504da2a89b4def9b9ad717de

Download Submit
memory/1332-6-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1332-5-0x0000000000730000-0x0000000000799000-memory.dmp

Filesize
420KB

Download
memory/1332-12-0x0000000000730000-0x0000000000799000-memory.dmp

Filesize
420KB

Download
memory/1468-1-0x0000000030140000-0x0000000030186000-memory.dmp

Filesize
280KB

Download
memory/1468-10-0x0000000030140000-0x0000000030186000-memory.dmp

Filesize
280KB

Download