ramnit | fb34092430c5c04b193b78d12fa2f54bff3e1ae9b4dbbcc35d30a77bea56b178

Analysis

max time kernel
94s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 16:16

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General

Target

9c956ca2422f98e23d42988671166e7d_JaffaCakes118.dll
Size

428KB
MD5

9c956ca2422f98e23d42988671166e7d
SHA1

01d4a47cfacaa7489c73f64ddccbb694975c45d7
SHA256

fb34092430c5c04b193b78d12fa2f54bff3e1ae9b4dbbcc35d30a77bea56b178
SHA512

27d0c7b276aceb09462efb701fbec5f84e9305e5b9053970b809fdc0d3b6e88f03f3a22c788dcc88e3be69f5a4a41345f6b123af66d81b7edc746c60a58a3b30
SSDEEP

6144:cKIMnoOIAoKUbEJaOowej8RZFJKOZOXNc5cxbZiT0ZK1:pn3ahARZ/KHXNc5yM0ZK1

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
4856	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
4856	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/4856-6-0x0000000000400000-0x000000000046B000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3068	916	WerFault.exe	83
3236	4856	WerFault.exe	84

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 212 wrote to memory of 916	212	rundll32.exe	83
PID 212 wrote to memory of 916	212	rundll32.exe	83
PID 212 wrote to memory of 916	212	rundll32.exe	83
PID 916 wrote to memory of 4856	916	rundll32.exe	84
PID 916 wrote to memory of 4856	916	rundll32.exe	84
PID 916 wrote to memory of 4856	916	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c956ca2422f98e23d42988671166e7d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c956ca2422f98e23d42988671166e7d_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:916
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 10184
      4⤵
      Program crash
      PID:3236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 624
    3⤵
    - Program crash
    PID:3068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 916 -ip 916
1⤵
PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4856 -ip 4856
1⤵
PID:3148

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\~TM83D6.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

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

Filesize
169KB

MD5
335f0aeb047ac7782090828b5d4fa10e

SHA1
73355b1c843bec7be94b0a39efb5ff3b1b4ee547

SHA256
6df4c841c30d414cfee93573963036abfd669627081705c6a0d9e65fd6846f53

SHA512
635d1e473a0f2cebad020f80e211b55bcb12742ddde1e65db182b077c8873f639b491ab8d11a6781095cf16729e03f93696514de72b58efad8157fad3ff399f1

Download Submit
memory/916-0-0x0000000010000000-0x000000001006E000-memory.dmp

Filesize
440KB

Download
memory/916-10-0x0000000010000000-0x000000001006E000-memory.dmp

Filesize
440KB

Download
memory/4856-5-0x00000000020F0000-0x000000000215B000-memory.dmp

Filesize
428KB

Download
memory/4856-6-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/4856-12-0x00000000020F0000-0x000000000215B000-memory.dmp

Filesize
428KB

Download