ramnit | 5e886919943a7f77ba033f8b9c092d039a982e5c906ffc8742c64fb10acf525b

General

Target

5e886919943a7f77ba033f8b9c092d039a982e5c906ffc8742c64fb10acf525b.dll
Size

1.5MB
MD5

073264f762907c588bfcb5b4f3e78cd8
SHA1

31086a35bacd919e5792b4dcea5971d1631c4c19
SHA256

5e886919943a7f77ba033f8b9c092d039a982e5c906ffc8742c64fb10acf525b
SHA512

c72ab213b1cf019ec27fec54df3181664f0141fe58176ed5562a0e3c158008e81ed7c6046de5ff36f2f5c9bb07fc6a46391d944514a793b75a73e77ab555b399

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Executes dropped EXE 2 IoCs

Processes:

rundll32Srv.exeDesktopLayer.exe

pid process

1196 rundll32Srv.exe
1648 DesktopLayer.exe

pid	process
1196	rundll32Srv.exe
1648	DesktopLayer.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Windows\SysWOW64\rundll32Srv.exe	upx
C:\Windows\SysWOW64\rundll32Srv.exe	upx
C:\Windows\SysWOW64\rundll32Srv.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1196-75-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

rundll32.exerundll32Srv.exe

pid process

1652 rundll32.exe
1196 rundll32Srv.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32Srv.exe rundll32.exe

pid	process
1652	rundll32.exe
1196	rundll32Srv.exe

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32Srv.exe	rundll32.exe

Drops file in Program Files directory 3 IoCs

Processes:

rundll32Srv.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px3DFA.tmp	rundll32Srv.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1492 1652 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1492	1652	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 25 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{430A71B1-B52B-11EB-B2DE-62BE63CA7978} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327210193"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

DesktopLayer.exeWerFault.exe

pid	process
1648	DesktopLayer.exe
1648	DesktopLayer.exe
1648	DesktopLayer.exe
1648	DesktopLayer.exe
1492	WerFault.exe
1492	WerFault.exe
1492	WerFault.exe
1492	WerFault.exe
1492	WerFault.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1492 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1492 WerFault.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

556 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

556 iexplore.exe
556 iexplore.exe
1552 IEXPLORE.EXE
1552 IEXPLORE.EXE
1552 IEXPLORE.EXE
1552 IEXPLORE.EXE

pid	process
1492	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1492	WerFault.exe

pid	process
556	iexplore.exe

pid	process
556	iexplore.exe
556	iexplore.exe
1552	IEXPLORE.EXE
1552	IEXPLORE.EXE
1552	IEXPLORE.EXE
1552	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 760 wrote to memory of 1652	760	rundll32.exe	rundll32.exe
PID 1652 wrote to memory of 1196	1652	rundll32.exe	rundll32Srv.exe
PID 1652 wrote to memory of 1196	1652	rundll32.exe	rundll32Srv.exe
PID 1652 wrote to memory of 1196	1652	rundll32.exe	rundll32Srv.exe
PID 1652 wrote to memory of 1196	1652	rundll32.exe	rundll32Srv.exe
PID 1196 wrote to memory of 1648	1196	rundll32Srv.exe	DesktopLayer.exe
PID 1196 wrote to memory of 1648	1196	rundll32Srv.exe	DesktopLayer.exe
PID 1196 wrote to memory of 1648	1196	rundll32Srv.exe	DesktopLayer.exe
PID 1196 wrote to memory of 1648	1196	rundll32Srv.exe	DesktopLayer.exe
PID 1652 wrote to memory of 1492	1652	rundll32.exe	WerFault.exe
PID 1652 wrote to memory of 1492	1652	rundll32.exe	WerFault.exe
PID 1652 wrote to memory of 1492	1652	rundll32.exe	WerFault.exe
PID 1652 wrote to memory of 1492	1652	rundll32.exe	WerFault.exe
PID 1648 wrote to memory of 556	1648	DesktopLayer.exe	iexplore.exe
PID 1648 wrote to memory of 556	1648	DesktopLayer.exe	iexplore.exe
PID 1648 wrote to memory of 556	1648	DesktopLayer.exe	iexplore.exe
PID 1648 wrote to memory of 556	1648	DesktopLayer.exe	iexplore.exe
PID 556 wrote to memory of 1552	556	iexplore.exe	IEXPLORE.EXE
PID 556 wrote to memory of 1552	556	iexplore.exe	IEXPLORE.EXE
PID 556 wrote to memory of 1552	556	iexplore.exe	IEXPLORE.EXE
PID 556 wrote to memory of 1552	556	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e886919943a7f77ba033f8b9c092d039a982e5c906ffc8742c64fb10acf525b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e886919943a7f77ba033f8b9c092d039a982e5c906ffc8742c64fb10acf525b.dll,#1
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\rundll32Srv.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1196

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1648

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:556

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:556 CREDAT:275457 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 240
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1492

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Windows\SysWOW64\rundll32Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/556-80-0x0000000004110000-0x0000000004111000-memory.dmp

Filesize
4KB

Download
memory/556-73-0x0000000000000000-mapping.dmp

Download
memory/1196-75-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1196-74-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/1196-62-0x0000000000000000-mapping.dmp

Download
memory/1492-72-0x0000000000000000-mapping.dmp

Download
memory/1492-78-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1552-79-0x0000000000000000-mapping.dmp

Download
memory/1648-71-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1648-67-0x0000000000000000-mapping.dmp

Download
memory/1652-60-0x0000000075051000-0x0000000075053000-memory.dmp

Filesize
8KB

Download
memory/1652-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads