ramnit | 7bcf78a0c36d5179dabd907f395a7b2ce9d2e4edae9a31963db2804ba7c54f5c

General

Target

667fd5971b9ef1c82d8b8bfd41acdb00_NeikiAnalytics.dll
Size

193KB
MD5

667fd5971b9ef1c82d8b8bfd41acdb00
SHA1

bde7fd3cb2f21956ce94704909012b88ec65192d
SHA256

7bcf78a0c36d5179dabd907f395a7b2ce9d2e4edae9a31963db2804ba7c54f5c
SHA512

d4edd5cb34dbd40d1282d7d06aef15026c9c40a7fad3f168d1371b6be6628cf77d5f61f3aaf890de0ad18577bde6fad0e2e24685f8c8bb533bf368b4040f9b16
SSDEEP

3072:kMr6N9WfdNAbxBU8jmXrJnEZ4y3wBDkoMxGW:kMqWfdNANbonKaBDYr

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:

rundll32mgr.exeWaterMark.exe

pid process

1552 rundll32mgr.exe
1988 WaterMark.exe

pid	process
1552	rundll32mgr.exe
1988	WaterMark.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1552-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-17-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-21-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-16-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1552-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1988-35-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1988-33-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1988-30-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral2/memory/1988-42-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Drops file in Program Files directory 3 IoCs

Processes:

rundll32mgr.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px5F08.tmp	rundll32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2232 4472 WerFault.exe svchost.exe

pid	pid_target	process	target process
2232	4472	WerFault.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEiexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2628541381"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2628541381"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2630416600"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31108901"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C845332A-1B18-11EF-BA70-F6D93F980912} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423462847"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31108901"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31108901"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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 (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

WaterMark.exe

pid	process
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe
1988	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

rundll32.exeWaterMark.exe

description pid process

Token: SeDebugPrivilege 3104 rundll32.exe
Token: SeDebugPrivilege 1988 WaterMark.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4216 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4216 iexplore.exe
4216 iexplore.exe
4820 IEXPLORE.EXE
4820 IEXPLORE.EXE
4820 IEXPLORE.EXE
4820 IEXPLORE.EXE
Suspicious use of UnmapMainImage 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid process

1552 rundll32mgr.exe
1988 WaterMark.exe

description	pid	process
Token: SeDebugPrivilege	3104	rundll32.exe
Token: SeDebugPrivilege	1988	WaterMark.exe

pid	process
4216	iexplore.exe

pid	process
4216	iexplore.exe
4216	iexplore.exe
4820	IEXPLORE.EXE
4820	IEXPLORE.EXE
4820	IEXPLORE.EXE
4820	IEXPLORE.EXE

pid	process
1552	rundll32mgr.exe
1988	WaterMark.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

rundll32.exerundll32.exerundll32mgr.exeWaterMark.exeiexplore.exe

description	pid	process	target process
PID 2136 wrote to memory of 3104	2136	rundll32.exe	rundll32.exe
PID 2136 wrote to memory of 3104	2136	rundll32.exe	rundll32.exe
PID 2136 wrote to memory of 3104	2136	rundll32.exe	rundll32.exe
PID 3104 wrote to memory of 1552	3104	rundll32.exe	rundll32mgr.exe
PID 3104 wrote to memory of 1552	3104	rundll32.exe	rundll32mgr.exe
PID 3104 wrote to memory of 1552	3104	rundll32.exe	rundll32mgr.exe
PID 1552 wrote to memory of 1988	1552	rundll32mgr.exe	WaterMark.exe
PID 1552 wrote to memory of 1988	1552	rundll32mgr.exe	WaterMark.exe
PID 1552 wrote to memory of 1988	1552	rundll32mgr.exe	WaterMark.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4472	1988	WaterMark.exe	svchost.exe
PID 1988 wrote to memory of 4216	1988	WaterMark.exe	iexplore.exe
PID 1988 wrote to memory of 4216	1988	WaterMark.exe	iexplore.exe
PID 1988 wrote to memory of 4568	1988	WaterMark.exe	iexplore.exe
PID 1988 wrote to memory of 4568	1988	WaterMark.exe	iexplore.exe
PID 4216 wrote to memory of 4820	4216	iexplore.exe	IEXPLORE.EXE
PID 4216 wrote to memory of 4820	4216	iexplore.exe	IEXPLORE.EXE
PID 4216 wrote to memory of 4820	4216	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\667fd5971b9ef1c82d8b8bfd41acdb00_NeikiAnalytics.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2136

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\667fd5971b9ef1c82d8b8bfd41acdb00_NeikiAnalytics.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3104

C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1552

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 UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 204
6⤵
- Program crash
PID:2232

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:4216

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4216 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4820

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
- Modifies Internet Explorer settings
PID:4568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4472 -ip 4472
1⤵
PID:4256

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
c41ab5352ba79baac9ac093dd7eb2500

SHA1
1ffb0e70f86845daba211aeda43cad539d34ffd3

SHA256
558e13bb7aa293569457e9703d2db37e8365e2ab670b2c3484ada9336ed24895

SHA512
ccebe3f11039e14d39d4102652669fd372d179778bf73fae0659dd01da569bbf850b273cd3a4e13dc77b3fd4fb4d84d01525ac3a0dcb23b297c733da10bc2ff0

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

MD5
702b9de9dbf97c25a9d6807c6e48de9f

SHA1
08aa8e1851a95f2dedafa48a46a02a239f6ea074

SHA256
2b0d87603854958286bed76ca7e6f7f4d4489791d172dcc8f7ea41ea42ec6a40

SHA512
51cfc1ea24e94d9811c10a7bfada39ec0affe461915b83a95a8baede37bf8a1aea31a25e06ee0808a3b101bc95e7de42e2f545f13a53cbe2f397416591d73a45

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3YK18YAR\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe
Filesize
157KB

MD5
06aeaec1acdb69f70a7f3dcb3d1125f8

SHA1
80296aa67909277501c2ba3987cc86e214e710c6

SHA256
fdb9a526885658e9610095a638d6c2df8287cddb8b48b3f0fe938e0630656424

SHA512
5eabd6d618e49198146010a2128ab89c5e9715e5f5492360f9ed2136c7f160886bcd1c63414cde09d65f0cfa6abc7aad0cc9414f7f309bf0fd60d53371a9e418

Download Submit
memory/1552-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-9-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1552-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1552-17-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-21-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-25-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1552-16-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-15-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/1552-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-4-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1552-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1988-34-0x0000000000910000-0x0000000000911000-memory.dmp

Filesize
4KB

Download
memory/1988-42-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1988-36-0x0000000077BA2000-0x0000000077BA3000-memory.dmp

Filesize
4KB

Download
memory/1988-35-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1988-33-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1988-30-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1988-41-0x0000000077BA2000-0x0000000077BA3000-memory.dmp

Filesize
4KB

Download
memory/1988-40-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3104-5-0x0000000000E20000-0x0000000000E21000-memory.dmp

Filesize
4KB

Download
memory/3104-6-0x0000000000E70000-0x0000000000E71000-memory.dmp

Filesize
4KB

Download
memory/3104-8-0x0000000077BA2000-0x0000000077BA3000-memory.dmp

Filesize
4KB

Download
memory/3104-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/4472-38-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/4472-39-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads