ramnit | 28ce4f3e1448c91520eeb42861a2fdbe473adc1c48dfffe22a48f54406a97948

General

Target

fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe
Size

137KB
MD5

fe13c06ef08634e69555b8c1d009bcb9
SHA1

61211386481811b31cc2f899b2134a0ce638a264
SHA256

28ce4f3e1448c91520eeb42861a2fdbe473adc1c48dfffe22a48f54406a97948
SHA512

a64f6b5595c980d9d2f37475afdc1e911bfb8ca16f8f0895a9209772832416afffc4f59d3a072b318e55324809459fd76e677cfadd1539a31bcfeb31a30ebf1d
SSDEEP

3072:/wpMn7cYBxzHlSXQ3NhueuQYeLJ3Jh9ypXxXfUfCwhko:/EAcjQY6pJipa

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

Executes dropped EXE 2 IoCs

Processes:

x0xBIn7Uyqjmiuepjkxwdxac.exe

pid process

2828 x0xBIn7U
2856 yqjmiuepjkxwdxac.exe

pid	process
2828	x0xBIn7U
2856	yqjmiuepjkxwdxac.exe

Loads dropped DLL 6 IoCs

Processes:

fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exex0xBIn7U

pid	process
3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe
3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe
2828	x0xBIn7U
2828	x0xBIn7U
2828	x0xBIn7U
2828	x0xBIn7U

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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\HllRgwni = "C:\\Users\\Admin\\AppData\\Local\\yftfvter\\hllrgwni.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
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe
2448	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

476

pid	process
476

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

x0xBIn7Usvchost.exesvchost.exeyqjmiuepjkxwdxac.exe

description	pid	process
Token: SeSecurityPrivilege	2828	x0xBIn7U
Token: SeDebugPrivilege	2828	x0xBIn7U
Token: SeSecurityPrivilege	3004	svchost.exe
Token: SeSecurityPrivilege	2448	svchost.exe
Token: SeDebugPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeSecurityPrivilege	2856	yqjmiuepjkxwdxac.exe
Token: SeLoadDriverPrivilege	2856	yqjmiuepjkxwdxac.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe
Token: SeBackupPrivilege	2448	svchost.exe
Token: SeRestorePrivilege	2448	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe

pid process

3024 fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exex0xBIn7U

description	pid	process	target process
PID 3024 wrote to memory of 2828	3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe	x0xBIn7U
PID 3024 wrote to memory of 2828	3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe	x0xBIn7U
PID 3024 wrote to memory of 2828	3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe	x0xBIn7U
PID 3024 wrote to memory of 2828	3024	fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe	x0xBIn7U
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 3004	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2448	2828	x0xBIn7U	svchost.exe
PID 2828 wrote to memory of 2856	2828	x0xBIn7U	yqjmiuepjkxwdxac.exe
PID 2828 wrote to memory of 2856	2828	x0xBIn7U	yqjmiuepjkxwdxac.exe
PID 2828 wrote to memory of 2856	2828	x0xBIn7U	yqjmiuepjkxwdxac.exe
PID 2828 wrote to memory of 2856	2828	x0xBIn7U	yqjmiuepjkxwdxac.exe

C:\Users\Admin\AppData\Local\Temp\fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe13c06ef08634e69555b8c1d009bcb9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\x0xBIn7U
"x0xBIn7U"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3004

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
3⤵
- 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:2448

C:\Users\Admin\AppData\Local\Temp\yqjmiuepjkxwdxac.exe
"C:\Users\Admin\AppData\Local\Temp\yqjmiuepjkxwdxac.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2856

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

\Users\Admin\AppData\Local\Temp\x0xBIn7U
Filesize
95KB

MD5
9e9ad7686371d18a65e9193b5279ae3a

SHA1
32387208357480c8e5d519a6cd64117a50303953

SHA256
a184487f8f4edf4ff4c90dce3f1fbd45031a528046eadbac44287e405e74c4bf

SHA512
3a6d2548f47ad4b95035908b483afcf87969ecab27598aff423f0a77e8c6851bf35a6956ba24fe56b57cfe3e3cfbe257c1f70a7f349e6b3b9f53547a31cb42e5

Download Submit
memory/2448-77-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-107-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-76-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-108-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-74-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-106-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-105-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-75-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-103-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-102-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-64-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-109-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-110-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-104-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-73-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-72-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-71-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-70-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-69-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-68-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-42-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-48-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-57-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2448-58-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-92-0x0000000002B60000-0x0000000002B9A000-memory.dmp

Filesize
232KB

Download
memory/2828-67-0x00000000773A0000-0x00000000773A1000-memory.dmp

Filesize
4KB

Download
memory/2828-14-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2828-20-0x000000007739F000-0x00000000773A0000-memory.dmp

Filesize
4KB

Download
memory/2828-12-0x0000000000400000-0x0000000000439CC8-memory.dmp

Filesize
231KB

Download
memory/2828-17-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2828-16-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2828-15-0x0000000000400000-0x0000000000439CC8-memory.dmp

Filesize
231KB

Download
memory/2828-22-0x00000000773A0000-0x00000000773A1000-memory.dmp

Filesize
4KB

Download
memory/2828-85-0x0000000000400000-0x0000000000439CC8-memory.dmp

Filesize
231KB

Download
memory/2828-93-0x000000007739F000-0x00000000773A0000-memory.dmp

Filesize
4KB

Download
memory/2856-100-0x0000000000400000-0x0000000000439CC8-memory.dmp

Filesize
231KB

Download
memory/2856-97-0x0000000000400000-0x0000000000439CC8-memory.dmp

Filesize
231KB

Download
memory/3004-29-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3004-25-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/3004-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/3004-30-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/3004-31-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/3004-33-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/3004-36-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/3004-37-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/3004-38-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/3024-0-0x0000000001000000-0x0000000001025000-memory.dmp

Filesize
148KB

Download
memory/3024-18-0x0000000001000000-0x0000000001025000-memory.dmp

Filesize
148KB

Download
memory/3024-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3024-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3024-9-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads