ramnit | 1496ef9cf3d0311bf111defeaabdec1006cca1177561715cd79ae2246e410d5e

General

Target

eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
Size

100KB
MD5

eacf4b7f8034890b3027188d63101a7a
SHA1

a29065ba9cc060581120a9654a8a17cfea0af547
SHA256

1496ef9cf3d0311bf111defeaabdec1006cca1177561715cd79ae2246e410d5e
SHA512

a8e7565717e5b52d6d4594dbf1d29ac564af588a5dc3998cc4f89877226883b9833c765464dd9acd0f148c9847274b02ed37ee2d8844ac04dd64cc970c21b40e
SSDEEP

3072:uWddijJxspyRcPXmdekp2GVk8jwaaHw7Koj4rDMxx:xddij7swMXqVuW

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\\cptajgmw\\kvlmtgvn.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 created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\kvlmtgvn.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\kvlmtgvn.exe	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

cbghviutfwpuhlkc.exe

pid process

2500 cbghviutfwpuhlkc.exe

pid	process
2500	cbghviutfwpuhlkc.exe

Loads dropped DLL 5 IoCs

Processes:

eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe

pid	process
1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\KvlMtgvn = "C:\\Users\\Admin\\AppData\\Local\\cptajgmw\\kvlmtgvn.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 64 IoCs

Processes:

svchost.exe

pid	process
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe
2580	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

468

pid	process
468

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exesvchost.exesvchost.execbghviutfwpuhlkc.exe

description	pid	process
Token: SeSecurityPrivilege	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
Token: SeDebugPrivilege	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
Token: SeSecurityPrivilege	2620	svchost.exe
Token: SeSecurityPrivilege	2580	svchost.exe
Token: SeDebugPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeSecurityPrivilege	2500	cbghviutfwpuhlkc.exe
Token: SeLoadDriverPrivilege	2500	cbghviutfwpuhlkc.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe

description	pid	process	target process
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2620	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2580	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	svchost.exe
PID 1680 wrote to memory of 2500	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	cbghviutfwpuhlkc.exe
PID 1680 wrote to memory of 2500	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	cbghviutfwpuhlkc.exe
PID 1680 wrote to memory of 2500	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	cbghviutfwpuhlkc.exe
PID 1680 wrote to memory of 2500	1680	eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe	cbghviutfwpuhlkc.exe

C:\Users\Admin\AppData\Local\Temp\eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eacf4b7f8034890b3027188d63101a7a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2620

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:2580

C:\Users\Admin\AppData\Local\Temp\cbghviutfwpuhlkc.exe
"C:\Users\Admin\AppData\Local\Temp\cbghviutfwpuhlkc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2500

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\cptajgmw\kvlmtgvn.exe
Filesize
100KB

MD5
eacf4b7f8034890b3027188d63101a7a

SHA1
a29065ba9cc060581120a9654a8a17cfea0af547

SHA256
1496ef9cf3d0311bf111defeaabdec1006cca1177561715cd79ae2246e410d5e

SHA512
a8e7565717e5b52d6d4594dbf1d29ac564af588a5dc3998cc4f89877226883b9833c765464dd9acd0f148c9847274b02ed37ee2d8844ac04dd64cc970c21b40e

Download Submit
memory/1680-72-0x00000000027F0000-0x000000000282B000-memory.dmp

Filesize
236KB

Download
memory/1680-6-0x00000000770FF000-0x0000000077100000-memory.dmp

Filesize
4KB

Download
memory/1680-0-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/1680-5-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/1680-51-0x0000000077100000-0x0000000077101000-memory.dmp

Filesize
4KB

Download
memory/1680-7-0x0000000077100000-0x0000000077101000-memory.dmp

Filesize
4KB

Download
memory/1680-53-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/1680-57-0x00000000027F0000-0x000000000282B000-memory.dmp

Filesize
236KB

Download
memory/1680-4-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1680-2-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/1680-62-0x00000000027F0000-0x000000000282B000-memory.dmp

Filesize
236KB

Download
memory/1680-1-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/1680-71-0x00000000770FF000-0x0000000077100000-memory.dmp

Filesize
4KB

Download
memory/2500-89-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/2500-76-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/2500-91-0x0000000000400000-0x000000000043A6BC-memory.dmp

Filesize
233KB

Download
memory/2500-77-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2580-88-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-44-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-52-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-34-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-28-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-100-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-99-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-80-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-79-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-82-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-84-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-83-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-86-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-43-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2580-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2620-9-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2620-11-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2620-16-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2620-18-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2620-20-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2620-15-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2620-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2620-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2620-24-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads