ramnit | 48685c08f2a94a1592735553868fb6d0af367152045332815a49d1fc2de979a4

General

Target

365125e7e643360d091c0acb362bbb33.exe
Size

100KB
MD5

365125e7e643360d091c0acb362bbb33
SHA1

e5311ac0aedeae9bda98daa3daca9b60b31f61d1
SHA256

48685c08f2a94a1592735553868fb6d0af367152045332815a49d1fc2de979a4
SHA512

d7489cc244325cfa4427e9e897d14d1512d4ea7756b15452af28e10480f1d6372aed820d4851d1f27d177cb25cb6122314ef833cfef007b821988dac15a6c3f7
SSDEEP

3072:vmV+RlGX9CqAP5vu5pQwrOGVk8jwaaHw7Koj4rDMIZwS:+kPGXYVhvYozx

Score

10^/10

ramnit banker 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

Processes:

svchost.exe

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

Processes:

svchost.exe

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

Processes:

svchost.exe

description ioc process

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

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

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

Drops startup file 2 IoCs

Processes:

svchost.exe

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

Executes dropped EXE 1 IoCs

Processes:

nnnrhmycdwyimrim.exe

pid process

2596 nnnrhmycdwyimrim.exe

pid	process
2596	nnnrhmycdwyimrim.exe

Loads dropped DLL 5 IoCs

Processes:

365125e7e643360d091c0acb362bbb33.exe

pid	process
2512	365125e7e643360d091c0acb362bbb33.exe
2512	365125e7e643360d091c0acb362bbb33.exe
2512	365125e7e643360d091c0acb362bbb33.exe
2512	365125e7e643360d091c0acb362bbb33.exe
2512	365125e7e643360d091c0acb362bbb33.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\VipWfkwv = "C:\\Users\\Admin\\AppData\\Local\\ncxkuhnf\\vipwfkwv.exe"	svchost.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

svchost.exe

pid	process
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe
2676	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

484

pid	process
484

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

365125e7e643360d091c0acb362bbb33.exesvchost.exesvchost.exennnrhmycdwyimrim.exe

description	pid	process
Token: SeSecurityPrivilege	2512	365125e7e643360d091c0acb362bbb33.exe
Token: SeDebugPrivilege	2512	365125e7e643360d091c0acb362bbb33.exe
Token: SeSecurityPrivilege	2404	svchost.exe
Token: SeSecurityPrivilege	2676	svchost.exe
Token: SeDebugPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeSecurityPrivilege	2596	nnnrhmycdwyimrim.exe
Token: SeLoadDriverPrivilege	2596	nnnrhmycdwyimrim.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe
Token: SeBackupPrivilege	2676	svchost.exe
Token: SeRestorePrivilege	2676	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

365125e7e643360d091c0acb362bbb33.exe

description	pid	process	target process
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2404	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2676	2512	365125e7e643360d091c0acb362bbb33.exe	svchost.exe
PID 2512 wrote to memory of 2596	2512	365125e7e643360d091c0acb362bbb33.exe	nnnrhmycdwyimrim.exe
PID 2512 wrote to memory of 2596	2512	365125e7e643360d091c0acb362bbb33.exe	nnnrhmycdwyimrim.exe
PID 2512 wrote to memory of 2596	2512	365125e7e643360d091c0acb362bbb33.exe	nnnrhmycdwyimrim.exe
PID 2512 wrote to memory of 2596	2512	365125e7e643360d091c0acb362bbb33.exe	nnnrhmycdwyimrim.exe

C:\Users\Admin\AppData\Local\Temp\365125e7e643360d091c0acb362bbb33.exe
"C:\Users\Admin\AppData\Local\Temp\365125e7e643360d091c0acb362bbb33.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2512

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Modifies WinLogon for persistence
- UAC bypass
- Checks BIOS information in registry
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2676

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2404

C:\Users\Admin\AppData\Local\Temp\nnnrhmycdwyimrim.exe
"C:\Users\Admin\AppData\Local\Temp\nnnrhmycdwyimrim.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2596

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Modify Registry

3

T1112

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

1

T1562.001

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2404-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2404-21-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2404-6-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2404-17-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2404-19-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2404-14-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2404-16-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2404-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2404-4-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2512-13-0x0000000076EC0000-0x0000000076EC1000-memory.dmp

Filesize
4KB

Download
memory/2512-68-0x0000000002A80000-0x0000000002ABB000-memory.dmp

Filesize
236KB

Download
memory/2512-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2512-2-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2512-11-0x0000000076EBF000-0x0000000076EC0000-memory.dmp

Filesize
4KB

Download
memory/2512-51-0x0000000076EC0000-0x0000000076EC1000-memory.dmp

Filesize
4KB

Download
memory/2512-67-0x0000000002A80000-0x0000000002ABB000-memory.dmp

Filesize
236KB

Download
memory/2512-9-0x0000000000260000-0x0000000000262000-memory.dmp

Filesize
8KB

Download
memory/2512-69-0x0000000000400000-0x000000000043A698-memory.dmp

Filesize
233KB

Download
memory/2512-7-0x0000000000400000-0x000000000043A698-memory.dmp

Filesize
233KB

Download
memory/2596-75-0x0000000000270000-0x0000000000272000-memory.dmp

Filesize
8KB

Download
memory/2596-74-0x0000000000400000-0x000000000043A698-memory.dmp

Filesize
233KB

Download
memory/2596-77-0x0000000000400000-0x000000000043A698-memory.dmp

Filesize
233KB

Download
memory/2596-73-0x0000000000400000-0x000000000043A698-memory.dmp

Filesize
233KB

Download
memory/2676-81-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-89-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-42-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-43-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-49-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-87-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-85-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-78-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-83-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-27-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-79-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-33-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-91-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-90-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2676-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads