ramnit | 7d102ee5b6814fe26ca865938848ffa3db1061e6e683c5637e5c11beb257d550

Analysis

max time kernel
150s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31/12/2024, 01:44

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General

Target

JaffaCakes118_0008385427c02ec75fde6fb5f8fa1da4.dll
Size

296KB
MD5

0008385427c02ec75fde6fb5f8fa1da4
SHA1

bb7a6683c933f874905a651c86bca33be436bfd7
SHA256

7d102ee5b6814fe26ca865938848ffa3db1061e6e683c5637e5c11beb257d550
SHA512

b8b3c0b0da26b901d8104498d951194f5653c6dabec9c27eecea407f3373c43c5eef502f52726e4ada259aa03391a241b3e3af52404e12e5369b0aa2bc7c0f3f
SSDEEP

6144:zka3JDB+ISjbaWkcmU4HpkBYY3xAIo8Il405AlpLZhcnsmMXl7C81M3dR1lOeFal:wa3JDB+ISjbaWkcmU4HpkBYY3xAIo8Iv

Score

10^/10

ramnit banker discovery evasion persistence spyware stealer trojan worm

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\xidumcnd\\gouhwcwq.exe"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	xtsfceyabhjhxslp.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gouhwcwq.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gouhwcwq.exe	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
1872	6xDn2t3
2612	xtsfceyabhjhxslp.exe
1520	xtsfceyabhjhxslp.exe

Loads dropped DLL 6 IoCs

pid	Process
2304	rundll32.exe
2304	rundll32.exe
1872	6xDn2t3
1872	6xDn2t3
988	cmd.exe
988	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\GouHwcwq = "C:\\Users\\Admin\\AppData\\Local\\xidumcnd\\gouhwcwq.exe"	svchost.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	xtsfceyabhjhxslp.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	2304	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 6 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	6xDn2t3
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xtsfceyabhjhxslp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe
2688	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1872	6xDn2t3
Token: SeDebugPrivilege	1872	6xDn2t3
Token: SeSecurityPrivilege	2772	svchost.exe
Token: SeSecurityPrivilege	2688	svchost.exe
Token: SeDebugPrivilege	2688	svchost.exe
Token: SeSecurityPrivilege	2612	xtsfceyabhjhxslp.exe
Token: SeSecurityPrivilege	1520	xtsfceyabhjhxslp.exe
Token: SeLoadDriverPrivilege	1520	xtsfceyabhjhxslp.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2512 wrote to memory of 2304	2512	rundll32.exe	31
PID 2304 wrote to memory of 1872	2304	rundll32.exe	32
PID 2304 wrote to memory of 1872	2304	rundll32.exe	32
PID 2304 wrote to memory of 1872	2304	rundll32.exe	32
PID 2304 wrote to memory of 1872	2304	rundll32.exe	32
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 1872 wrote to memory of 2772	1872	6xDn2t3	34
PID 2304 wrote to memory of 2400	2304	rundll32.exe	33
PID 2304 wrote to memory of 2400	2304	rundll32.exe	33
PID 2304 wrote to memory of 2400	2304	rundll32.exe	33
PID 2304 wrote to memory of 2400	2304	rundll32.exe	33
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2688	1872	6xDn2t3	35
PID 1872 wrote to memory of 2612	1872	6xDn2t3	36
PID 1872 wrote to memory of 2612	1872	6xDn2t3	36
PID 1872 wrote to memory of 2612	1872	6xDn2t3	36
PID 1872 wrote to memory of 2612	1872	6xDn2t3	36
PID 2612 wrote to memory of 988	2612	xtsfceyabhjhxslp.exe	37
PID 2612 wrote to memory of 988	2612	xtsfceyabhjhxslp.exe	37
PID 2612 wrote to memory of 988	2612	xtsfceyabhjhxslp.exe	37
PID 2612 wrote to memory of 988	2612	xtsfceyabhjhxslp.exe	37
PID 988 wrote to memory of 1520	988	cmd.exe	39
PID 988 wrote to memory of 1520	988	cmd.exe	39
PID 988 wrote to memory of 1520	988	cmd.exe	39
PID 988 wrote to memory of 1520	988	cmd.exe	39

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	xtsfceyabhjhxslp.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0008385427c02ec75fde6fb5f8fa1da4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0008385427c02ec75fde6fb5f8fa1da4.dll,#1
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Users\Admin\AppData\Local\Temp\6xDn2t3
    "6xDn2t3"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1872
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2772
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      Modifies WinLogon for persistence
      UAC bypass
      Drops startup file
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2688
  - - C:\Users\Admin\AppData\Local\Temp\xtsfceyabhjhxslp.exe
      "C:\Users\Admin\AppData\Local\Temp\xtsfceyabhjhxslp.exe" elevate
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2612
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\xtsfceyabhjhxslp.exe"" admin
        5⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:988
      - C:\Users\Admin\AppData\Local\Temp\xtsfceyabhjhxslp.exe
        
        "C:\Users\Admin\AppData\Local\Temp\xtsfceyabhjhxslp.exe" admin
        6⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious use of AdjustPrivilegeToken
        System policy modification
        
        PID:1520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 240
    3⤵
    - Program crash
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\6xDn2t3

Filesize
91KB

MD5
e9639538d169c463914f6b2940eae754

SHA1
9d4fcf5d5cf2dcfb1ec07be9861b946f81f91647

SHA256
d36631b46cdce695237f408057ca3463a2487a9a9a32887e8b5001ff50c0718d

SHA512
b8b708a2ebcec4897ce27c97caf79105f0500937f0ec716f72aefa675968479645c0c5ddf8aa73ee7d12ff4ed565a53436902c7a1477c007bd2ce21a14d0fb21

Download Submit
memory/1520-95-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-22-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-13-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1872-43-0x0000000077470000-0x0000000077471000-memory.dmp

Filesize
4KB

Download
memory/1872-76-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-66-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-67-0x0000000077470000-0x0000000077471000-memory.dmp

Filesize
4KB

Download
memory/1872-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1872-14-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1872-44-0x000000007746F000-0x0000000077470000-memory.dmp

Filesize
4KB

Download
memory/2304-9-0x000000001000D000-0x000000001000E000-memory.dmp

Filesize
4KB

Download
memory/2304-1-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/2304-45-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/2612-88-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2688-99-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-100-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-46-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-105-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-104-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-103-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-102-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-57-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-64-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-56-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-37-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-78-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2688-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2772-24-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2772-33-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2772-16-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2772-30-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2772-29-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2772-28-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2772-32-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2772-31-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2772-18-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download