ramnit | 68e7038e1a8fcecc0b05365dff672326aa288e65a5a53f91e6d9e55fa44098ab

General

Target

0563e5ff3a3f75ff48a2f74ae24f64cd_JaffaCakes118.dll
Size

184KB
MD5

0563e5ff3a3f75ff48a2f74ae24f64cd
SHA1

3f796161254bf225d6ecf0631c14e58c810229b2
SHA256

68e7038e1a8fcecc0b05365dff672326aa288e65a5a53f91e6d9e55fa44098ab
SHA512

633a6ba57c414878b8c4f7f503c565e54c5f2904bce05057fc192542786f94a028122c482ed5371381584478d6abdc4276aab5be3e34018d9d3079a3f95e1c11
SSDEEP

3072:jqwlukw9hp9h5PEEDf3VlkTraJaS+iuZ1HbWl9VT1Hf:pahp75PtCJFKT1

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

3556 rundll32Srv.exe
4868 DesktopLayer.exe

pid	process
3556	rundll32Srv.exe
4868	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
C:\Windows\SysWOW64\rundll32Srv.exe	upx
behavioral2/memory/3556-5-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4868-12-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3556-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4868-16-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4868-19-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32Srv.exe rundll32.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 opened for modification	C:\Program Files (x86)\Microsoft\px348D.tmp	rundll32Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

368 668 WerFault.exe rundll32.exe

pid	pid_target	process	target process
368	668	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{04567ADA-056B-11EF-BBCF-76C98F9B6106} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420476144"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe
4868	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

748 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

748 iexplore.exe
748 iexplore.exe
1776 IEXPLORE.EXE
1776 IEXPLORE.EXE
1776 IEXPLORE.EXE
1776 IEXPLORE.EXE

pid	process
748	iexplore.exe

pid	process
748	iexplore.exe
748	iexplore.exe
1776	IEXPLORE.EXE
1776	IEXPLORE.EXE
1776	IEXPLORE.EXE
1776	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 4172 wrote to memory of 668	4172	rundll32.exe	rundll32.exe
PID 4172 wrote to memory of 668	4172	rundll32.exe	rundll32.exe
PID 4172 wrote to memory of 668	4172	rundll32.exe	rundll32.exe
PID 668 wrote to memory of 3556	668	rundll32.exe	rundll32Srv.exe
PID 668 wrote to memory of 3556	668	rundll32.exe	rundll32Srv.exe
PID 668 wrote to memory of 3556	668	rundll32.exe	rundll32Srv.exe
PID 3556 wrote to memory of 4868	3556	rundll32Srv.exe	DesktopLayer.exe
PID 3556 wrote to memory of 4868	3556	rundll32Srv.exe	DesktopLayer.exe
PID 3556 wrote to memory of 4868	3556	rundll32Srv.exe	DesktopLayer.exe
PID 4868 wrote to memory of 748	4868	DesktopLayer.exe	iexplore.exe
PID 4868 wrote to memory of 748	4868	DesktopLayer.exe	iexplore.exe
PID 748 wrote to memory of 1776	748	iexplore.exe	IEXPLORE.EXE
PID 748 wrote to memory of 1776	748	iexplore.exe	IEXPLORE.EXE
PID 748 wrote to memory of 1776	748	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0563e5ff3a3f75ff48a2f74ae24f64cd_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4172

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0563e5ff3a3f75ff48a2f74ae24f64cd_JaffaCakes118.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:668

C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\rundll32Srv.exe
3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3556

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:4868

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:748

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:748 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 668 -s 616
3⤵
- Program crash
PID:368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 668 -ip 668
1⤵
PID:1676

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Windows\SysWOW64\rundll32Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/668-0-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/668-20-0x0000000010000000-0x0000000010035000-memory.dmp

Filesize
212KB

Download
memory/3556-5-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3556-8-0x0000000000510000-0x000000000051F000-memory.dmp

Filesize
60KB

Download
memory/3556-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4868-15-0x0000000000590000-0x000000000059F000-memory.dmp

Filesize
60KB

Download
memory/4868-17-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

Filesize
4KB

Download
memory/4868-14-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/4868-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4868-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4868-18-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

Filesize
4KB

Download
memory/4868-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads