ramnit | 5f30cbcdec691d557f2913773e0c7f2d412be5e8fe2dbc0e7f3e5fa2b84fe5a9

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 03:02

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General

Target

JaffaCakes118_01f099691fd5ff59fd1cca1df6346253.dll
Size

329KB
MD5

01f099691fd5ff59fd1cca1df6346253
SHA1

5332ca9c69b19846a48bb1c9a769fbe88f44f7e6
SHA256

5f30cbcdec691d557f2913773e0c7f2d412be5e8fe2dbc0e7f3e5fa2b84fe5a9
SHA512

61f06436c044e7a6ecd1968ff0cb6bbf66e9f571b687c3316edfc14a8397e4a04df51ca41e9408d562977f14e6d54f862f1fd7d8ce3dc185933abe456e6a6eb6
SSDEEP

6144:aCIGPj038tAgFMldqNX+tbP1ZZtErOiCXZzqN9VhHHt4N6DIT4nPu:Lj038t/FMldq4tbPTZG5Nj0N6A4G

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
3532	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
3532	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
3620	1624	WerFault.exe	82
1976	3532	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 5032 wrote to memory of 1624	5032	rundll32.exe	82
PID 5032 wrote to memory of 1624	5032	rundll32.exe	82
PID 5032 wrote to memory of 1624	5032	rundll32.exe	82
PID 1624 wrote to memory of 3532	1624	rundll32.exe	83
PID 1624 wrote to memory of 3532	1624	rundll32.exe	83
PID 1624 wrote to memory of 3532	1624	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01f099691fd5ff59fd1cca1df6346253.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01f099691fd5ff59fd1cca1df6346253.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3532
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 372
      4⤵
      Program crash
      PID:1976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 608
    3⤵
    - Program crash
    PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3532 -ip 3532
1⤵
PID:4008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1624 -ip 1624
1⤵
PID:2236

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\~TM9CDC.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

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

Filesize
162KB

MD5
33cd65ebd943a41a3b65fa1ccfce067c

SHA1
715d78b89cadbbd517fec3a48f415e1dc00f92bb

SHA256
43c91f0a793c2776757ecec287a2d50cbf331d27f08aa559ffc160a417d3d1ae

SHA512
ea7c5b04eb5dd99ff38f7699cceef49680c094beab01751a92541e56293f7ecc3381aeca9a8863f95b75b548c0d02cf5127eaaf4cc1f784974981fade9ebeaf2

Download Submit
memory/1624-1-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/1624-13-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/3532-5-0x0000000000400000-0x0000000000489124-memory.dmp

Filesize
548KB

Download
memory/3532-6-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/3532-8-0x0000000000400000-0x0000000000489124-memory.dmp

Filesize
548KB

Download
memory/3532-12-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download