ramnit | fd17803f82f1409122725fd560dc0257cfd8fa47f4ad892c80609503cf02cff6

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-01-2025 15:26

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General

Target

JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
Size

117KB
MD5

586e7256272c1ee325f049653ae2dafc
SHA1

094f31c990c1a803e326b58327683abacb967b90
SHA256

fd17803f82f1409122725fd560dc0257cfd8fa47f4ad892c80609503cf02cff6
SHA512

d96094aa3981a7f32559d9a9fd7def8feeaa021ea16b6f02c0d89bc856743a8c83611544ea181d3326f2e656ab59da4e15b09c5a7f195283b16d15794a8efcf5
SSDEEP

3072:vDSKiauBZz/DhceNw1OTw+XIU5jwaaHw7Koj4rBnRM:rSKbwhdcqYIhXNAn6

Score

10^/10

ramnit banker defense_evasion discovery 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\\mhvcoqda\\unnrctjq.exe"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit

UAC bypass 3 TTPs 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2144	mvlmevlamqcyohju.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\Power	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc	svchost.exe

Loads dropped DLL 4 IoCs

pid	Process
1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\UnnRctjq = "C:\\Users\\Admin\\AppData\\Local\\mhvcoqda\\unnrctjq.exe"	svchost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe
2908	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
Token: SeDebugPrivilege	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
Token: SeSecurityPrivilege	2336	svchost.exe
Token: SeSecurityPrivilege	2908	svchost.exe
Token: SeDebugPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeSecurityPrivilege	2144	mvlmevlamqcyohju.exe
Token: SeLoadDriverPrivilege	2144	mvlmevlamqcyohju.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe
Token: SeBackupPrivilege	2908	svchost.exe
Token: SeRestorePrivilege	2908	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2336	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	30
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2908	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	31
PID 1804 wrote to memory of 2144	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	32
PID 1804 wrote to memory of 2144	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	32
PID 1804 wrote to memory of 2144	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	32
PID 1804 wrote to memory of 2144	1804	JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_586e7256272c1ee325f049653ae2dafc.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2336
- 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
  - 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:2908
- C:\Users\Admin\AppData\Local\Temp\mvlmevlamqcyohju.exe
  "C:\Users\Admin\AppData\Local\Temp\mvlmevlamqcyohju.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2144

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

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Downloads

C:\Users\Admin\AppData\Local\mhvcoqda\unnrctjq.exe

Filesize
117KB

MD5
586e7256272c1ee325f049653ae2dafc

SHA1
094f31c990c1a803e326b58327683abacb967b90

SHA256
fd17803f82f1409122725fd560dc0257cfd8fa47f4ad892c80609503cf02cff6

SHA512
d96094aa3981a7f32559d9a9fd7def8feeaa021ea16b6f02c0d89bc856743a8c83611544ea181d3326f2e656ab59da4e15b09c5a7f195283b16d15794a8efcf5

Download Submit
memory/1804-82-0x0000000002670000-0x00000000026AB000-memory.dmp

Filesize
236KB

Download
memory/1804-75-0x0000000002660000-0x000000000269B000-memory.dmp

Filesize
236KB

Download
memory/1804-53-0x0000000077AA0000-0x0000000077AA1000-memory.dmp

Filesize
4KB

Download
memory/1804-4-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1804-6-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/1804-37-0x0000000077AA0000-0x0000000077AA1000-memory.dmp

Filesize
4KB

Download
memory/1804-38-0x0000000077A9F000-0x0000000077AA0000-memory.dmp

Filesize
4KB

Download
memory/1804-0-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/1804-5-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1804-83-0x0000000002670000-0x00000000026AB000-memory.dmp

Filesize
236KB

Download
memory/1804-73-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/1804-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1804-74-0x0000000002660000-0x000000000269B000-memory.dmp

Filesize
236KB

Download
memory/1804-2-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/1804-65-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2144-86-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/2144-90-0x0000000000400000-0x000000000043A20C-memory.dmp

Filesize
232KB

Download
memory/2144-91-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2144-87-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2336-18-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2336-8-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2336-20-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2336-19-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2336-14-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2336-35-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2336-36-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2336-34-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2908-44-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-55-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-24-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-51-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-26-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2908-30-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-99-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-100-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2908-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download