ramnit | 53e1a328fb3f65e9333680d30d858b662929c2e470867263b2fb529db3eabb6c

Analysis

max time kernel
132s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 02:52

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General

Target

53e1a328fb3f65e9333680d30d858b662929c2e470867263b2fb529db3eabb6c_NeikiAnalytics.dll
Size

208KB
MD5

39d1d9664b3bb7498b081ba7f52459e0
SHA1

43e931597688d4c345465ec19fa81f0139832ad2
SHA256

53e1a328fb3f65e9333680d30d858b662929c2e470867263b2fb529db3eabb6c
SHA512

85b149893d47058be3a4c086689ecc79725a236c33087a3e8ce6cee5f32bb6576bec68392401666941a443ba932a2f97639b819eb486ceb25660b84f76238bb0
SSDEEP

3072:uoUNFPWRUR6Juy+CAPsx5EAhgPKUFM1FS3eEu+p:LUSImNvD1dFzJG

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

2492 rundll32Srv.exe
4996 DesktopLayer.exe

pid	process
2492	rundll32Srv.exe
4996	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
C:\Windows\SysWOW64\rundll32Srv.exe	upx
behavioral2/memory/2492-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4996-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4996-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2492-5-0x0000000000400000-0x000000000042E000-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\px4E5E.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

1496 1532 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1496	1532	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\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
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2002349067"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "426394529"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115727"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115727"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A2E1913F-35C2-11EF-B1BC-52C7543D668B} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31115727"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2002349067"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2004848839"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid process

4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
4996 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1056 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1056 iexplore.exe
1056 iexplore.exe
1364 IEXPLORE.EXE
1364 IEXPLORE.EXE
1364 IEXPLORE.EXE
1364 IEXPLORE.EXE

pid	process
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe
4996	DesktopLayer.exe

pid	process
1056	iexplore.exe

pid	process
1056	iexplore.exe
1056	iexplore.exe
1364	IEXPLORE.EXE
1364	IEXPLORE.EXE
1364	IEXPLORE.EXE
1364	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1548 wrote to memory of 1532	1548	rundll32.exe	rundll32.exe
PID 1548 wrote to memory of 1532	1548	rundll32.exe	rundll32.exe
PID 1548 wrote to memory of 1532	1548	rundll32.exe	rundll32.exe
PID 1532 wrote to memory of 2492	1532	rundll32.exe	rundll32Srv.exe
PID 1532 wrote to memory of 2492	1532	rundll32.exe	rundll32Srv.exe
PID 1532 wrote to memory of 2492	1532	rundll32.exe	rundll32Srv.exe
PID 2492 wrote to memory of 4996	2492	rundll32Srv.exe	DesktopLayer.exe
PID 2492 wrote to memory of 4996	2492	rundll32Srv.exe	DesktopLayer.exe
PID 2492 wrote to memory of 4996	2492	rundll32Srv.exe	DesktopLayer.exe
PID 4996 wrote to memory of 1056	4996	DesktopLayer.exe	iexplore.exe
PID 4996 wrote to memory of 1056	4996	DesktopLayer.exe	iexplore.exe
PID 1056 wrote to memory of 1364	1056	iexplore.exe	IEXPLORE.EXE
PID 1056 wrote to memory of 1364	1056	iexplore.exe	IEXPLORE.EXE
PID 1056 wrote to memory of 1364	1056	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53e1a328fb3f65e9333680d30d858b662929c2e470867263b2fb529db3eabb6c_NeikiAnalytics.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1548

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53e1a328fb3f65e9333680d30d858b662929c2e470867263b2fb529db3eabb6c_NeikiAnalytics.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1532

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:2492

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:4996

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:1056

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1056 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 628
3⤵
- Program crash
PID:1496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1532 -ip 1532
1⤵
PID:1932

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
293ea21f7d2b09f447f07d065dd542b9

SHA1
5d30d1d814dab60840b66cb9ee7dd8ceea05df70

SHA256
2203bb67fc1d126a35d05b53e3b9c39acf5a06b6f2d792099460e8caa83f2a32

SHA512
7d5ff3768b8ab54f4186a325ac433eb4a1f3dfabb30d641a0a1d6b9f2f24c5dd83cc5d05c13477cab16c5644d39e45ae991d75a1ddb7c79b76e562b4f2eb2898

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
418728ae4a41fe7012e0239213c4a6fa

SHA1
232a5b1ff2745f81851e8b6367bc5549a3546bce

SHA256
c61edf57853cd695c0a8b52587ac298024bd5df19c33f6134893561d95d4b4e5

SHA512
787e0fedf79af3847770e46a6f20c112a1cc0721b55f0af6f0b052125c9114aa09d35a4d31ac5267e4e89a5a11cbd85221d80c221fdf8a2ceb8dec5655d636f9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0K2PF59Z\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1532-0-0x00000000756C0000-0x00000000756F9000-memory.dmp

Filesize
228KB

Download
memory/1532-17-0x00000000756C0000-0x00000000756F9000-memory.dmp

Filesize
228KB

Download
memory/2492-6-0x0000000000440000-0x000000000044F000-memory.dmp

Filesize
60KB

Download
memory/2492-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2492-5-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4996-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4996-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4996-12-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

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