ramnit | 09de3060405b01829519ddbe1d725286c4eb07da3ae75928043051bd9c441ef8

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
02-07-2024 06:33

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General

Target

1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
Size

98KB
MD5

1e524926125b5f806e29c875793b700d
SHA1

46146b88f3f4612d7b4c8a41960e8deaf8c5ea29
SHA256

09de3060405b01829519ddbe1d725286c4eb07da3ae75928043051bd9c441ef8
SHA512

703ac82c9e9b32c7d0676b15d34bcf5febb26ba9290d303e65755df6ce182d0d56b9aaa2562b878e4c20f0ceca669ab7f2737668fc2ebf9eae8c892ba8790d20
SSDEEP

3072:8gDAWPChFSAahTGkk8jwaaHw7Koj4rDcgy0/4:VD+rSAprI

Score

10^/10

ramnit banker defense_evasion 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\\wagsijad\\fgxfsmjq.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\fgxfsmjq.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fgxfsmjq.exe	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

wlvauoiammrxnkdc.exe

pid process

2588 wlvauoiammrxnkdc.exe

pid	process
2588	wlvauoiammrxnkdc.exe

Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs

defense_evasion

Safe Mode Boot

T1562.009

Processes:

svchost.exe

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 5 IoCs

Processes:

1e524926125b5f806e29c875793b700d_JaffaCakes118.exe

pid	process
2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
2232	1e524926125b5f806e29c875793b700d_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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\FgxFsmjq = "C:\\Users\\Admin\\AppData\\Local\\wagsijad\\fgxfsmjq.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
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe
2740	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

480

pid	process
480

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1e524926125b5f806e29c875793b700d_JaffaCakes118.exesvchost.exesvchost.exewlvauoiammrxnkdc.exe

description	pid	process
Token: SeSecurityPrivilege	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
Token: SeDebugPrivilege	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
Token: SeSecurityPrivilege	2596	svchost.exe
Token: SeSecurityPrivilege	2740	svchost.exe
Token: SeDebugPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeSecurityPrivilege	2588	wlvauoiammrxnkdc.exe
Token: SeLoadDriverPrivilege	2588	wlvauoiammrxnkdc.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe
Token: SeBackupPrivilege	2740	svchost.exe
Token: SeRestorePrivilege	2740	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

1e524926125b5f806e29c875793b700d_JaffaCakes118.exe

description	pid	process	target process
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2596	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2740	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	svchost.exe
PID 2232 wrote to memory of 2588	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	wlvauoiammrxnkdc.exe
PID 2232 wrote to memory of 2588	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	wlvauoiammrxnkdc.exe
PID 2232 wrote to memory of 2588	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	wlvauoiammrxnkdc.exe
PID 2232 wrote to memory of 2588	2232	1e524926125b5f806e29c875793b700d_JaffaCakes118.exe	wlvauoiammrxnkdc.exe

C:\Users\Admin\AppData\Local\Temp\1e524926125b5f806e29c875793b700d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1e524926125b5f806e29c875793b700d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2596

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2740

C:\Users\Admin\AppData\Local\Temp\wlvauoiammrxnkdc.exe
"C:\Users\Admin\AppData\Local\Temp\wlvauoiammrxnkdc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2588

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\wagsijad\fgxfsmjq.exe
Filesize
98KB

MD5
1e524926125b5f806e29c875793b700d

SHA1
46146b88f3f4612d7b4c8a41960e8deaf8c5ea29

SHA256
09de3060405b01829519ddbe1d725286c4eb07da3ae75928043051bd9c441ef8

SHA512
703ac82c9e9b32c7d0676b15d34bcf5febb26ba9290d303e65755df6ce182d0d56b9aaa2562b878e4c20f0ceca669ab7f2737668fc2ebf9eae8c892ba8790d20

Download Submit
memory/2232-73-0x0000000002C00000-0x0000000002C3B000-memory.dmp

Filesize
236KB

Download
memory/2232-58-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2232-0-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2232-59-0x0000000002C00000-0x0000000002C3B000-memory.dmp

Filesize
236KB

Download
memory/2232-5-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2232-4-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2232-3-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2232-75-0x0000000002C00000-0x0000000002C3B000-memory.dmp

Filesize
236KB

Download
memory/2232-14-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2232-13-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2232-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2232-76-0x0000000002C00000-0x0000000002C3B000-memory.dmp

Filesize
236KB

Download
memory/2232-54-0x0000000077120000-0x0000000077121000-memory.dmp

Filesize
4KB

Download
memory/2232-31-0x0000000077120000-0x0000000077121000-memory.dmp

Filesize
4KB

Download
memory/2232-64-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2232-32-0x000000007711F000-0x0000000077120000-memory.dmp

Filesize
4KB

Download
memory/2588-81-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2588-80-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2588-85-0x0000000000400000-0x000000000043A00C-memory.dmp

Filesize
232KB

Download
memory/2588-84-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2596-16-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2596-17-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2596-9-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2596-7-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2596-15-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2596-29-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2596-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2596-21-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2596-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2740-27-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-46-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-36-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-52-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-86-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2740-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download