ramnit | 1c896bcb561ed46a1b63bb55acdb1249d0f1151b415b54d57ece2a1a37ad712d

General

Target

87633eb6eeb7edd72ded8e33ef0c2920.exe
Size

124KB
MD5

87633eb6eeb7edd72ded8e33ef0c2920
SHA1

ec1e166039a14fedb584f04a50bca85af36f00fb
SHA256

1c896bcb561ed46a1b63bb55acdb1249d0f1151b415b54d57ece2a1a37ad712d
SHA512

3fd660edc3dd66780050e751fc830262c1adaa61611ee799927b427c595c0ce5f96f6a893669a2bd18c8652e0870deabda5e14968c91395e34e18de059ad78cc
SSDEEP

3072:GlhkajfwqM9F1DDmMtSNV5PuqLJsoUm9IYcsF+LnJ5d7q+:GXkajovDmMtSNVNSm9JinrV

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

Executes dropped EXE 1 IoCs

Processes:

fveeeprafhyjbrba.exe

pid process

3052 fveeeprafhyjbrba.exe

pid	process
3052	fveeeprafhyjbrba.exe

Loads dropped DLL 4 IoCs

Processes:

87633eb6eeb7edd72ded8e33ef0c2920.exe

pid	process
1904	87633eb6eeb7edd72ded8e33ef0c2920.exe
1904	87633eb6eeb7edd72ded8e33ef0c2920.exe
1904	87633eb6eeb7edd72ded8e33ef0c2920.exe
1904	87633eb6eeb7edd72ded8e33ef0c2920.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\NngGcnpt = "C:\\Users\\Admin\\AppData\\Local\\fkotrkjd\\nnggcnpt.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
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe
2828	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

484

pid	process
484

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

87633eb6eeb7edd72ded8e33ef0c2920.exesvchost.exesvchost.exefveeeprafhyjbrba.exe

description	pid	process
Token: SeSecurityPrivilege	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe
Token: SeDebugPrivilege	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe
Token: SeSecurityPrivilege	2136	svchost.exe
Token: SeSecurityPrivilege	2828	svchost.exe
Token: SeDebugPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeSecurityPrivilege	3052	fveeeprafhyjbrba.exe
Token: SeLoadDriverPrivilege	3052	fveeeprafhyjbrba.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe
Token: SeBackupPrivilege	2828	svchost.exe
Token: SeRestorePrivilege	2828	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

87633eb6eeb7edd72ded8e33ef0c2920.exe

description	pid	process	target process
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2136	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 2828	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	svchost.exe
PID 1904 wrote to memory of 3052	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	fveeeprafhyjbrba.exe
PID 1904 wrote to memory of 3052	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	fveeeprafhyjbrba.exe
PID 1904 wrote to memory of 3052	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	fveeeprafhyjbrba.exe
PID 1904 wrote to memory of 3052	1904	87633eb6eeb7edd72ded8e33ef0c2920.exe	fveeeprafhyjbrba.exe

C:\Users\Admin\AppData\Local\Temp\87633eb6eeb7edd72ded8e33ef0c2920.exe
"C:\Users\Admin\AppData\Local\Temp\87633eb6eeb7edd72ded8e33ef0c2920.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2136

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:2828

C:\Users\Admin\AppData\Local\Temp\fveeeprafhyjbrba.exe
"C:\Users\Admin\AppData\Local\Temp\fveeeprafhyjbrba.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3052

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

C:\Users\Admin\AppData\Local\fkotrkjd\nnggcnpt.exe
Filesize
124KB

MD5
87633eb6eeb7edd72ded8e33ef0c2920

SHA1
ec1e166039a14fedb584f04a50bca85af36f00fb

SHA256
1c896bcb561ed46a1b63bb55acdb1249d0f1151b415b54d57ece2a1a37ad712d

SHA512
3fd660edc3dd66780050e751fc830262c1adaa61611ee799927b427c595c0ce5f96f6a893669a2bd18c8652e0870deabda5e14968c91395e34e18de059ad78cc

Download Submit
memory/1904-26-0x0000000077D50000-0x0000000077D51000-memory.dmp

Filesize
4KB

Download
memory/1904-0-0x0000000000320000-0x0000000000350000-memory.dmp

Filesize
192KB

Download
memory/1904-4-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/1904-6-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/1904-5-0x0000000077D4F000-0x0000000077D50000-memory.dmp

Filesize
4KB

Download
memory/1904-2-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/1904-7-0x0000000077D50000-0x0000000077D51000-memory.dmp

Filesize
4KB

Download
memory/1904-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1904-54-0x0000000077D4F000-0x0000000077D50000-memory.dmp

Filesize
4KB

Download
memory/1904-1-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1904-69-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2136-17-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2136-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2136-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2136-24-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2136-20-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2136-18-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2136-15-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2136-11-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2136-9-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2828-51-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-89-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-44-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-35-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-29-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-76-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-77-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-79-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-81-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-82-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-83-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-85-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-86-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-87-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-88-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-90-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2828-91-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/3052-75-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3052-73-0x00000000002F0000-0x00000000002F2000-memory.dmp

Filesize
8KB

Download
memory/3052-72-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3052-70-0x00000000002C0000-0x00000000002F0000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads