ramnit | 925e2489a939be59b7f90049be2247f994ae3ba39cfd845c07763d9d5684327c

Analysis

max time kernel
149s
max time network
143s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 17:27

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General

Target

f680f727972d35730e1ccf8bb9ba4d89_JaffaCakes118.dll
Size

418KB
MD5

f680f727972d35730e1ccf8bb9ba4d89
SHA1

e0fd922bd609bab61f825a9ed587867fff72a788
SHA256

925e2489a939be59b7f90049be2247f994ae3ba39cfd845c07763d9d5684327c
SHA512

caf7c44feb37da5a8d1fb56cc4886c5a2cea0496d2f689c02cf34d98a37240e9e0a4972e9b286668e51a6826c747f6b2eeb8532ddc57f6306e0a955558e25098
SSDEEP

12288:uAZpnsz7SzwtNdZ9WLbUtsPzt6AYD7Kzfz:R7nsz7IwtV4LbUtsPJm2zf

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\\tlsltflt\\damvkubt.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\damvkubt.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\damvkubt.exe	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2660	C1PCM23
860	uihtmwadtcduxwoc.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
2236	rundll32.exe
2236	rundll32.exe
2660	C1PCM23
2660	C1PCM23
2660	C1PCM23
2660	C1PCM23

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\DamVkubt = "C:\\Users\\Admin\\AppData\\Local\\tlsltflt\\damvkubt.exe"	svchost.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
2684	2236	WerFault.exe	30

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	C1PCM23
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	uihtmwadtcduxwoc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe
2644	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2660	C1PCM23
Token: SeDebugPrivilege	2660	C1PCM23
Token: SeSecurityPrivilege	2880	svchost.exe
Token: SeSecurityPrivilege	2644	svchost.exe
Token: SeDebugPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeSecurityPrivilege	860	uihtmwadtcduxwoc.exe
Token: SeLoadDriverPrivilege	860	uihtmwadtcduxwoc.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe
Token: SeBackupPrivilege	2644	svchost.exe
Token: SeRestorePrivilege	2644	svchost.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2196 wrote to memory of 2236	2196	rundll32.exe	30
PID 2236 wrote to memory of 2660	2236	rundll32.exe	31
PID 2236 wrote to memory of 2660	2236	rundll32.exe	31
PID 2236 wrote to memory of 2660	2236	rundll32.exe	31
PID 2236 wrote to memory of 2660	2236	rundll32.exe	31
PID 2236 wrote to memory of 2684	2236	rundll32.exe	32
PID 2236 wrote to memory of 2684	2236	rundll32.exe	32
PID 2236 wrote to memory of 2684	2236	rundll32.exe	32
PID 2236 wrote to memory of 2684	2236	rundll32.exe	32
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2880	2660	C1PCM23	33
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 2644	2660	C1PCM23	34
PID 2660 wrote to memory of 860	2660	C1PCM23	35
PID 2660 wrote to memory of 860	2660	C1PCM23	35
PID 2660 wrote to memory of 860	2660	C1PCM23	35
PID 2660 wrote to memory of 860	2660	C1PCM23	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f680f727972d35730e1ccf8bb9ba4d89_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f680f727972d35730e1ccf8bb9ba4d89_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Local\Temp\C1PCM23
    "C1PCM23"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2660
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2880
  - - 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:2644
  - - C:\Users\Admin\AppData\Local\Temp\uihtmwadtcduxwoc.exe
      "C:\Users\Admin\AppData\Local\Temp\uihtmwadtcduxwoc.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 232
    3⤵
    - Program crash
    PID:2684

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\C1PCM23

Filesize
95KB

MD5
4ef85dab119358118f91d2d4054be90a

SHA1
b6ea0c939c8694624950235c9cc8e4366e7223b5

SHA256
23b2ad5e88564a2d8374b7f29f486f5e97edfad3d92e05a2659e2ed12389466a

SHA512
20dca2010c41ba10efd6a824d750b5df5cc6a8e696ba47e95801833c59dafc29418edcbcc8cfd37292e106c27dc88a6315c5589832838f3090a79c56e85df855

Download Submit
memory/860-106-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/860-102-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2236-1-0x0000000010200000-0x000000001026D000-memory.dmp

Filesize
436KB

Download
memory/2236-0-0x0000000010200000-0x000000001026D000-memory.dmp

Filesize
436KB

Download
memory/2236-12-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2236-117-0x0000000010200000-0x000000001026D000-memory.dmp

Filesize
436KB

Download
memory/2236-7-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2236-5-0x0000000010200000-0x000000001026D000-memory.dmp

Filesize
436KB

Download
memory/2236-3-0x0000000010200000-0x000000001026D000-memory.dmp

Filesize
436KB

Download
memory/2644-110-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-115-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-112-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-111-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-68-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-109-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-108-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-107-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-114-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-113-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-116-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-82-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-79-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-42-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-73-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-60-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-63-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-52-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2644-61-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2660-83-0x0000000076F6F000-0x0000000076F70000-memory.dmp

Filesize
4KB

Download
memory/2660-14-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2660-70-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2660-50-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2660-48-0x0000000076F70000-0x0000000076F71000-memory.dmp

Filesize
4KB

Download
memory/2660-72-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2660-49-0x0000000076F6F000-0x0000000076F70000-memory.dmp

Filesize
4KB

Download
memory/2660-21-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2660-17-0x0000000000400000-0x000000000043A09C-memory.dmp

Filesize
232KB

Download
memory/2660-16-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2660-97-0x0000000002B00000-0x0000000002B3B000-memory.dmp

Filesize
236KB

Download
memory/2660-19-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2660-100-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2660-71-0x0000000076F70000-0x0000000076F71000-memory.dmp

Filesize
4KB

Download
memory/2660-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2660-20-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2880-33-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2880-34-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2880-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2880-25-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2880-35-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2880-29-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2880-38-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2880-37-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2880-36-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download