ramnit | 46e651889c6d5a7c77db2d0f6115cbb2ef5c8ab2a271522cad1942f883a7af32

Analysis

max time kernel
103s
max time network
146s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 18:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

46e651889c6d5a7c77db2d0f6115cbb2ef5c8ab2a271522cad1942f883a7af32.dll
Size

124KB
MD5

5183ef6dd710170d8eb4a270cf99c120
SHA1

dea360c1c63e3a67c104bb10bac928fe39e3b096
SHA256

46e651889c6d5a7c77db2d0f6115cbb2ef5c8ab2a271522cad1942f883a7af32
SHA512

d1cf16cbbda713caa55a3cf21e0f9418fdb981cc5367f3b7aea1825a8228fcc8d818452b76ea76dda4f98f494d95e76f362f1133ca2e66d422b806d2bd2c2b9f
SSDEEP

3072:w61Ye3TaEu2CoCcn3zO7A4D8XzwaBdNxqf1V276htzozz4fH:ZTa12CoCckAe8jlBta278zW2

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

904 rundll32Srv.exe
764 DesktopLayer.exe

pid	process
904	rundll32Srv.exe
764	DesktopLayer.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/904-66-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/764-71-0x0000000000400000-0x000000000041F000-memory.dmp	upx

Loads dropped DLL 4 IoCs

Processes:

rundll32.exerundll32Srv.exe

pid process

956 rundll32.exe
956 rundll32.exe
904 rundll32Srv.exe
904 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
956	rundll32.exe
956	rundll32.exe
904	rundll32Srv.exe
904	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 opened for modification	C:\Program Files (x86)\Microsoft\px7CE.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

548 956 WerFault.exe rundll32.exe

pid	pid_target	process	target process
548	956	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376002756"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{21EE9B91-6B73-11ED-BAA3-DE6E3020A1A7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

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

Processes:

iexplore.exe

pid process

1216 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1216 iexplore.exe
1216 iexplore.exe
1684 IEXPLORE.EXE
1684 IEXPLORE.EXE
1684 IEXPLORE.EXE
1684 IEXPLORE.EXE

pid	process
764	DesktopLayer.exe
764	DesktopLayer.exe
764	DesktopLayer.exe
764	DesktopLayer.exe

pid	process
1216	iexplore.exe

pid	process
1216	iexplore.exe
1216	iexplore.exe
1684	IEXPLORE.EXE
1684	IEXPLORE.EXE
1684	IEXPLORE.EXE
1684	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 956	996	rundll32.exe	rundll32.exe
PID 956 wrote to memory of 904	956	rundll32.exe	rundll32Srv.exe
PID 956 wrote to memory of 904	956	rundll32.exe	rundll32Srv.exe
PID 956 wrote to memory of 904	956	rundll32.exe	rundll32Srv.exe
PID 956 wrote to memory of 904	956	rundll32.exe	rundll32Srv.exe
PID 956 wrote to memory of 548	956	rundll32.exe	WerFault.exe
PID 956 wrote to memory of 548	956	rundll32.exe	WerFault.exe
PID 956 wrote to memory of 548	956	rundll32.exe	WerFault.exe
PID 956 wrote to memory of 548	956	rundll32.exe	WerFault.exe
PID 904 wrote to memory of 764	904	rundll32Srv.exe	DesktopLayer.exe
PID 904 wrote to memory of 764	904	rundll32Srv.exe	DesktopLayer.exe
PID 904 wrote to memory of 764	904	rundll32Srv.exe	DesktopLayer.exe
PID 904 wrote to memory of 764	904	rundll32Srv.exe	DesktopLayer.exe
PID 764 wrote to memory of 1216	764	DesktopLayer.exe	iexplore.exe
PID 764 wrote to memory of 1216	764	DesktopLayer.exe	iexplore.exe
PID 764 wrote to memory of 1216	764	DesktopLayer.exe	iexplore.exe
PID 764 wrote to memory of 1216	764	DesktopLayer.exe	iexplore.exe
PID 1216 wrote to memory of 1684	1216	iexplore.exe	IEXPLORE.EXE
PID 1216 wrote to memory of 1684	1216	iexplore.exe	IEXPLORE.EXE
PID 1216 wrote to memory of 1684	1216	iexplore.exe	IEXPLORE.EXE
PID 1216 wrote to memory of 1684	1216	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46e651889c6d5a7c77db2d0f6115cbb2ef5c8ab2a271522cad1942f883a7af32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46e651889c6d5a7c77db2d0f6115cbb2ef5c8ab2a271522cad1942f883a7af32.dll,#1
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:956

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:904

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:764

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:1216

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1216 CREDAT:275457 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 956 -s 228
3⤵
- Program crash
PID:548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\98WAZ8ZA.txt
Filesize
603B

MD5
56e77f1391801549aa36c1b32c8f2b06

SHA1
5164fb4bc04f71c0c5e356fb5d33bf5cfb06afd4

SHA256
b9d1fb122b71989f6610d576c38c500b6be19ae562481425f926a78278859739

SHA512
d9c82e4aa091beb3763034971a4cee45f191ec8f2deafda6e7709245444d3b665dbe5ed641199ddf19f63f0d7776047629bc7c4b56a2cf42e77dd2bfdb943b94

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
\Windows\SysWOW64\rundll32Srv.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
\Windows\SysWOW64\rundll32Srv.exe
Filesize
59KB

MD5
54960c2df820f374ee1216a88a5750cd

SHA1
625417a11188c591c20837d0acea1f993f33e01a

SHA256
fd45f7c47b029a6f0a94ddd71135fe817f90ce7a231ce329ca47b648292b6cbc

SHA512
bbc05eb7872f4f7c3343f47bbda890b28ea6a51dc413fcc959ca515894ad3fdbbd893c4c0959acd1f8eaf479209e98d4641d318890758b7ebe7349c4c3757836

Download Submit
memory/548-62-0x0000000000000000-mapping.dmp

Download
memory/764-71-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/764-65-0x0000000000000000-mapping.dmp

Download
memory/904-58-0x0000000000000000-mapping.dmp

Download
memory/904-69-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/904-66-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/956-54-0x0000000000000000-mapping.dmp

Download
memory/956-72-0x000000006D100000-0x000000006D11F000-memory.dmp

Filesize
124KB

Download
memory/956-73-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/956-55-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download