ramnit | fede4c902d9c0333b30d24922c4c504704c4a8dfad5f7acf24ffd37076d03fca

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 16:10

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General

Target

dc94d88ee916de48153c4ce1944495ff_JaffaCakes118.dll
Size

200KB
MD5

dc94d88ee916de48153c4ce1944495ff
SHA1

210675e4bb0eedf2d927330c0d41e2cd37a4215f
SHA256

fede4c902d9c0333b30d24922c4c504704c4a8dfad5f7acf24ffd37076d03fca
SHA512

68dfc69c88c0a9d3441fbd268800ded716e6bcda767c5ce5a7b34c39055cda0decc008b247f6720950352a75259013ed226910f52c4eb1ec66ccf80acf796623
SSDEEP

3072:wXh8VGYR5ASPRElbLwOKKmRVQhOcAhYKMcgwgXFu7GqaX:wXCVGrS5iLwOrUVQscARUw8Fu76

Score

10^/10

ramnit banker defense_evasion 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\\cnenbirw\\ktvalixn.exe"	svchost.exe

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

UAC bypass 3 TTPs 1 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

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
2504	h5qF0t8aD
2320	cytxnkatfcluobpj.exe

Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs

defense_evasion

Safe Mode Boot

T1562.009

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
660	rundll32.exe
660	rundll32.exe
2504	h5qF0t8aD
2504	h5qF0t8aD
2504	h5qF0t8aD
2504	h5qF0t8aD

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\KtvAlixn = "C:\\Users\\Admin\\AppData\\Local\\cnenbirw\\ktvalixn.exe"	svchost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cytxnkatfcluobpj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	h5qF0t8aD

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe
2976	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
464	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2504	h5qF0t8aD
Token: SeDebugPrivilege	2504	h5qF0t8aD
Token: SeSecurityPrivilege	2960	svchost.exe
Token: SeSecurityPrivilege	2976	svchost.exe
Token: SeDebugPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeSecurityPrivilege	2320	cytxnkatfcluobpj.exe
Token: SeLoadDriverPrivilege	2320	cytxnkatfcluobpj.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe
Token: SeBackupPrivilege	2976	svchost.exe
Token: SeRestorePrivilege	2976	svchost.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 1872 wrote to memory of 660	1872	rundll32.exe	30
PID 660 wrote to memory of 2504	660	rundll32.exe	31
PID 660 wrote to memory of 2504	660	rundll32.exe	31
PID 660 wrote to memory of 2504	660	rundll32.exe	31
PID 660 wrote to memory of 2504	660	rundll32.exe	31
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2960	2504	h5qF0t8aD	32
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2976	2504	h5qF0t8aD	33
PID 2504 wrote to memory of 2320	2504	h5qF0t8aD	34
PID 2504 wrote to memory of 2320	2504	h5qF0t8aD	34
PID 2504 wrote to memory of 2320	2504	h5qF0t8aD	34
PID 2504 wrote to memory of 2320	2504	h5qF0t8aD	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc94d88ee916de48153c4ce1944495ff_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc94d88ee916de48153c4ce1944495ff_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:660
- - C:\Users\Admin\AppData\Local\Temp\h5qF0t8aD
    "h5qF0t8aD"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2504
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2960
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      Modifies WinLogon for persistence
      UAC bypass
      Checks BIOS information in registry
      Drops startup file
      Impair Defenses: Safe Mode Boot
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2976
  - - C:\Users\Admin\AppData\Local\Temp\cytxnkatfcluobpj.exe
      "C:\Users\Admin\AppData\Local\Temp\cytxnkatfcluobpj.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2320

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

Safe Mode Boot

T1562.009

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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\h5qF0t8aD

Filesize
95KB

MD5
728a53df2a3d2f5307fe1cc77179d2a5

SHA1
a3c9de63748878de218c872e97eef0de767df853

SHA256
d9ee5d0e2dd387be3a501cc88cb2b2b310016cdedd7a83be402c203e4dc76e9e

SHA512
7496a435296ca0b08b554fb779ab3eb6709064a480a93e6f948f14a072cfbc1fe7e7ac8a31ea572b7a9910ad6b3d6e2019993bfd609d199cefd61c609c7fe893

Download Submit
memory/660-0-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/660-3-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/660-2-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/660-1-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/660-12-0x00000000001A0000-0x00000000001DA000-memory.dmp

Filesize
232KB

Download
memory/660-13-0x00000000001A0000-0x00000000001DA000-memory.dmp

Filesize
232KB

Download
memory/2320-104-0x0000000000400000-0x0000000000439F6C-memory.dmp

Filesize
231KB

Download
memory/2504-14-0x0000000000400000-0x0000000000439F6C-memory.dmp

Filesize
231KB

Download
memory/2504-69-0x0000000076F30000-0x0000000076F31000-memory.dmp

Filesize
4KB

Download
memory/2504-49-0x0000000076F2F000-0x0000000076F30000-memory.dmp

Filesize
4KB

Download
memory/2504-48-0x0000000076F30000-0x0000000076F31000-memory.dmp

Filesize
4KB

Download
memory/2504-97-0x00000000026A0000-0x00000000026DA000-memory.dmp

Filesize
232KB

Download
memory/2504-89-0x00000000026A0000-0x00000000026DA000-memory.dmp

Filesize
232KB

Download
memory/2504-90-0x0000000076F2F000-0x0000000076F30000-memory.dmp

Filesize
4KB

Download
memory/2504-71-0x0000000000400000-0x0000000000439F6C-memory.dmp

Filesize
231KB

Download
memory/2504-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2504-21-0x0000000000400000-0x0000000000439F6C-memory.dmp

Filesize
231KB

Download
memory/2504-20-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2504-19-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2504-17-0x0000000000400000-0x0000000000439F6C-memory.dmp

Filesize
231KB

Download
memory/2504-16-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2960-25-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2960-36-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2960-37-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2960-47-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2960-30-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2960-31-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2960-35-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2960-29-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2960-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2976-60-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-106-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-59-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-66-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-50-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-41-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-105-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-72-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-107-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-108-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-109-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-110-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-111-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-112-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-113-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2976-114-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download