ramnit | c5f878dfe1e0fd2062cff300d0002a94666aaf10cf89de2151178bca0e3e0f72

General

Target

c5f878dfe1e0fd2062cff300d0002a94666aaf10cf89de2151178bca0e3e0f72.dll
Size

101KB
MD5

07c8194c8c7347f7e1af8f03dc9295f1
SHA1

5a8bb45bb0a85817bf0c238a957e0090c30e0a64
SHA256

c5f878dfe1e0fd2062cff300d0002a94666aaf10cf89de2151178bca0e3e0f72
SHA512

70541c73e60cbbbc0027c2095ea378f4e1c607f161167d691c7a7c0cd811bf40328c21c8579a7ecdffcf15b1c26fbe40b64f3398a321a80fded5f6f73318328a
SSDEEP

1536:hcMr6N99X0fdNAbxB5A0HoHuqmCbEVwh4hlp1KB3yvi94MOXX9Wo/+:2Mr6N9WfdNAbxB5AZHglVwEDnvG/OcQ+

Score

10^/10

ramnit banker persistence spyware stealer trojan upx 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:\\program files (x86)\\microsoft\\watermark.exe"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

UPX dump on OEP (original entry point) 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2872-13-0x0000000000400000-0x0000000000421000-memory.dmp	UPX
behavioral1/memory/1152-25-0x0000000000400000-0x0000000000421000-memory.dmp	UPX
behavioral1/memory/1152-71-0x0000000000400000-0x0000000000421000-memory.dmp	UPX
behavioral1/memory/1152-72-0x0000000000400000-0x0000000000421000-memory.dmp	UPX

Executes dropped EXE 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid process

2872 rundll32mgr.exe
1152 WaterMark.exe
Loads dropped DLL 4 IoCs

Processes:

rundll32.exerundll32mgr.exe

pid process

2156 rundll32.exe
2156 rundll32.exe
2872 rundll32mgr.exe
2872 rundll32mgr.exe

pid	process
2872	rundll32mgr.exe
1152	WaterMark.exe

pid	process
2156	rundll32.exe
2156	rundll32.exe
2872	rundll32mgr.exe
2872	rundll32mgr.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2872-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/1152-25-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/1152-71-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/1152-72-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

svchost.exerundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\dmlconf.dat	svchost.exe
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe
File created	C:\Windows\SysWOW64\dmlconf.dat	svchost.exe

Drops file in Program Files directory 64 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\spu\liblogo_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\stream_filter\libprefetch_plugin.dll	svchost.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\codec\libschroedinger_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jawt.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Windows.Presentation.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_output\libcaca_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\visualization\libprojectm_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7z.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\WindowsBase.resources.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.RunTime.Serialization.Resources.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libsamplerate_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\codec\libzvbi_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_output\libwgl_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPC.DLL	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	svchost.exe
File opened for modification	C:\Program Files\Mozilla Firefox\api-ms-win-crt-time-l1-1-0.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libaudio_format_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_output\libgl_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\fr-FR\currency.html	svchost.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPCEXT.DLL	svchost.exe
File opened for modification	C:\Program Files\Mozilla Firefox\d3dcompiler_47.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libequalizer_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\audio_mixer\libfloat_mixer_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libpsychedelic_plugin.dll	svchost.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\ink\1.0\Microsoft.Ink.dll	svchost.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\tipskins.dll	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\README.html	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\demux\libnoseek_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\misc\libaddonsfsstorage_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\msdarem.dll	svchost.exe
File opened for modification	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\en-US\MSTTSFrontendENU.dll	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\db\RELEASE-NOTES.html	svchost.exe
File opened for modification	C:\Program Files\Mozilla Firefox\AccessibleMarshal.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.Speech.resources.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.Services.Design.resources.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Web.Entity.Design.Resources.dll	svchost.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\VC\msdia90.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libhqdn3d_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\stream_filter\libhds_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.dll	svchost.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\VISSHE.DLL	svchost.exe
File opened for modification	C:\Program Files\Mozilla Firefox\api-ms-win-crt-multibyte-l1-1-0.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\PresentationBuildTasks.resources.dll	svchost.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\flyout.html	svchost.exe
File opened for modification	C:\Program Files\HideNew.htm	svchost.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\keystore\libfile_keystore_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	svchost.exe
File opened for modification	C:\Program Files\Mozilla Firefox\api-ms-win-crt-string-l1-1-0.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\PresentationFramework.resources.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.DataSetExtensions.Resources.dll	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Data.Entity.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\access\libaccess_mms_plugin.dll	svchost.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Help\1049\hxdsui.dll	svchost.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Help\msitss55.dll	svchost.exe
File opened for modification	C:\Program Files\Internet Explorer\ieinstal.exe	svchost.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	svchost.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.Services.Client.resources.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmad_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\spu\libmarq_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\spu\libsubsdelay_plugin.dll	svchost.exe
File opened for modification	C:\Program Files\Windows Defender\MpCommu.dll	svchost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

WaterMark.exe

pid process

1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
1152 WaterMark.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rundll32.exeWaterMark.exesvchost.exe

description pid process

Token: SeDebugPrivilege 2156 rundll32.exe
Token: SeDebugPrivilege 1152 WaterMark.exe
Token: SeDebugPrivilege 2640 svchost.exe

pid	process
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe
1152	WaterMark.exe

description	pid	process
Token: SeDebugPrivilege	2156	rundll32.exe
Token: SeDebugPrivilege	1152	WaterMark.exe
Token: SeDebugPrivilege	2640	svchost.exe

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

rundll32.exerundll32.exerundll32mgr.exeWaterMark.exe

description	pid	process	target process
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2156	2144	rundll32.exe	rundll32.exe
PID 2156 wrote to memory of 2872	2156	rundll32.exe	rundll32mgr.exe
PID 2156 wrote to memory of 2872	2156	rundll32.exe	rundll32mgr.exe
PID 2156 wrote to memory of 2872	2156	rundll32.exe	rundll32mgr.exe
PID 2156 wrote to memory of 2872	2156	rundll32.exe	rundll32mgr.exe
PID 2872 wrote to memory of 1152	2872	rundll32mgr.exe	WaterMark.exe
PID 2872 wrote to memory of 1152	2872	rundll32mgr.exe	WaterMark.exe
PID 2872 wrote to memory of 1152	2872	rundll32mgr.exe	WaterMark.exe
PID 2872 wrote to memory of 1152	2872	rundll32mgr.exe	WaterMark.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2680	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe
PID 1152 wrote to memory of 2640	1152	WaterMark.exe	svchost.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5f878dfe1e0fd2062cff300d0002a94666aaf10cf89de2151178bca0e3e0f72.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2144

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5f878dfe1e0fd2062cff300d0002a94666aaf10cf89de2151178bca0e3e0f72.dll,#1
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156

C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2872

C:\Program Files (x86)\Microsoft\WaterMark.exe
"C:\Program Files (x86)\Microsoft\WaterMark.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Drops file in Program Files directory
PID:2680

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2640

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

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:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\epl-v10.html
Filesize
144KB

MD5
38f6ed3f1993b00162d63f7d5cfe00f3

SHA1
ce2aacf2811522489f33a98aef37f94a5bf225c0

SHA256
e832e1944099f8b0bcfe8bc76c3b14b792ef4a9ce182a25b2e2fb542b3adeb2e

SHA512
8a4c869ed2d9383dfdd0a9624ee49ae0636afb494e3759b948e404d315181df68e344ebf5390c4849714dcccd50bd59ab7be0a26e594360efe078900d0c6840f

Download Submit
C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\license.html
Filesize
140KB

MD5
a8c238b1482f233c97f5e4a45cdc1fbe

SHA1
238fa6006671b9f1732ddb58ac2ea8b91b0e904d

SHA256
526f179822dd58fd5b9238a8ee85b86b54a71c13ef94f150e281dbd434695139

SHA512
71b51e1e8513b7e5f4232f4ac77de38a75ac45a813318b34877d34d426e0ec291a422b4de017377af787c78f2c68b8e02812d3e39bc36d1612f5ba989c89254d

Download Submit
\Windows\SysWOW64\rundll32mgr.exe
Filesize
65KB

MD5
849ef19ec0155d79d4fa5bfb5657b106

SHA1
eb7e7ff208ecb40d35755d8f36e31e2482166299

SHA256
8b853e963eab5aa857b640be1d07d605a8bf6dd8bdf8884505b05034bbd87e04

SHA512
30384d9943f7eca4efbdcac52d3dd9c14446a2d75dc04ce4047feabe037c5177138f6bdcb055939dcc47608dfb50a54c9676f795d850c9a9de353f90252053a2

Download Submit
memory/1152-72-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1152-24-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1152-25-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1152-50-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1152-71-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1152-58-0x00000000773AF000-0x00000000773B0000-memory.dmp

Filesize
4KB

Download
memory/2156-12-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2156-16-0x00000000773B0000-0x00000000773B1000-memory.dmp

Filesize
4KB

Download
memory/2156-11-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2156-2-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/2640-64-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2640-67-0x0000000020010000-0x000000002001B000-memory.dmp

Filesize
44KB

Download
memory/2640-68-0x00000000773B0000-0x00000000773B1000-memory.dmp

Filesize
4KB

Download
memory/2640-65-0x0000000020010000-0x000000002001B000-memory.dmp

Filesize
44KB

Download
memory/2640-52-0x0000000020010000-0x000000002001B000-memory.dmp

Filesize
44KB

Download
memory/2640-66-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2640-63-0x0000000020010000-0x000000002001B000-memory.dmp

Filesize
44KB

Download
memory/2640-59-0x0000000020010000-0x000000002001B000-memory.dmp

Filesize
44KB

Download
memory/2680-33-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2680-42-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2680-45-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2680-46-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/2680-44-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/2680-38-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2680-29-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2680-73-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2680-27-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2872-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads