ramnit | 2dccbfc709478a47a8c039619c5aecc11731f3fe8e3a70c26b4e6f668f190d29

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15-01-2025 15:40

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General

Target

JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
Size

95KB
MD5

5b1a0c379ccc8cab0d06cbeb1338451b
SHA1

ae615e94824e0547027768d74d03af8b23fefd4d
SHA256

2dccbfc709478a47a8c039619c5aecc11731f3fe8e3a70c26b4e6f668f190d29
SHA512

a4433852b9c404df4b8e2d68cabe0df3ff02a2c9ebda7ecc468e73d1651119bd1dc878474f3c508b8d42b8bb78c1c08d1fe5c93175f8e2b15a9765019179c581
SSDEEP

1536:MHj0v8OJ4gwubDS+8MSn/Dk7cyzrdYptjL87LU/o19Em+0rAfuILFxNSF5E8k8jw:MHo5e5im+8MIDgcEQVMLqEcmk6FFk8jw

Score

10^/10

ramnit banker defense_evasion discovery 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

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

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

Executes dropped EXE 1 IoCs

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

Loads dropped DLL 4 IoCs

pid	Process
2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\XsuAigrg = "C:\\Users\\Admin\\AppData\\Local\\pmdnxdls\\xsuaigrg.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 4 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_5b1a0c379ccc8cab0d06cbeb1338451b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pxsukitpmilfccbm.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe
2764	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
Token: SeDebugPrivilege	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
Token: SeSecurityPrivilege	1364	svchost.exe
Token: SeSecurityPrivilege	2764	svchost.exe
Token: SeDebugPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeSecurityPrivilege	892	pxsukitpmilfccbm.exe
Token: SeLoadDriverPrivilege	892	pxsukitpmilfccbm.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe
Token: SeBackupPrivilege	2764	svchost.exe
Token: SeRestorePrivilege	2764	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 1364	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	31
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 2764	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	32
PID 2348 wrote to memory of 892	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	33
PID 2348 wrote to memory of 892	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	33
PID 2348 wrote to memory of 892	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	33
PID 2348 wrote to memory of 892	2348	JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1364
- 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:2764
- C:\Users\Admin\AppData\Local\Temp\pxsukitpmilfccbm.exe
  "C:\Users\Admin\AppData\Local\Temp\pxsukitpmilfccbm.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:892

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\pmdnxdls\xsuaigrg.exe

Filesize
95KB

MD5
5b1a0c379ccc8cab0d06cbeb1338451b

SHA1
ae615e94824e0547027768d74d03af8b23fefd4d

SHA256
2dccbfc709478a47a8c039619c5aecc11731f3fe8e3a70c26b4e6f668f190d29

SHA512
a4433852b9c404df4b8e2d68cabe0df3ff02a2c9ebda7ecc468e73d1651119bd1dc878474f3c508b8d42b8bb78c1c08d1fe5c93175f8e2b15a9765019179c581

Download Submit
memory/892-90-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/892-91-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/892-86-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/892-84-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1364-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1364-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1364-8-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1364-19-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1364-18-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/1364-10-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1364-20-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/1364-14-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1364-21-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2348-55-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2348-74-0x0000000002A60000-0x0000000002A9B000-memory.dmp

Filesize
236KB

Download
memory/2348-37-0x0000000077E00000-0x0000000077E01000-memory.dmp

Filesize
4KB

Download
memory/2348-2-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/2348-5-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2348-6-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/2348-0-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/2348-53-0x0000000077E00000-0x0000000077E01000-memory.dmp

Filesize
4KB

Download
memory/2348-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2348-4-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2348-38-0x0000000077DFF000-0x0000000077E00000-memory.dmp

Filesize
4KB

Download
memory/2348-56-0x0000000000400000-0x000000000043A0CC-memory.dmp

Filesize
232KB

Download
memory/2348-81-0x0000000077DFF000-0x0000000077E00000-memory.dmp

Filesize
4KB

Download
memory/2764-51-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-57-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-44-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-27-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-33-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-61-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-99-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-100-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2764-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download