ramnit | eecd5b820f9bf5ca6c3369cbe7c3e0b3b03c3073c4fcb1aafeb6b67fa1752a92

General

Target

eecd5b820f9bf5ca6c3369cbe7c3e0b3b03c3073c4fcb1aafeb6b67fa1752a92.dll
Size

118KB
MD5

6abb0ca991f282d717bee3bc12544fbe
SHA1

07700073d0df01ce7e8e64461c541f4357ef868f
SHA256

eecd5b820f9bf5ca6c3369cbe7c3e0b3b03c3073c4fcb1aafeb6b67fa1752a92
SHA512

f5b9c546a2051a13107f12bcc7dd3cd9f776b230cbc90ec7890840d795e555da6d9b7b226cd8dfd1abacd96b9be45cef10ac766e7484110ea2e0ae78735d8447

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

3240 rundll32Srv.exe
4068 DesktopLayer.exe

pid	process
3240	rundll32Srv.exe
4068	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
C:\Windows\SysWOW64\rundll32Srv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/3240-125-0x0000000000400000-0x000000000042E000-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\px764F.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

3168 1276 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3168	1276	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 40 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F3842691-AD33-11EB-B2DB-5A4A21AC7400} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3364400143"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30884160"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3364400143"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "326985985"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30884160"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "326953993"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30884160"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3396899977"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "326937399"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

DesktopLayer.exeWerFault.exe

pid	process
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
4068	DesktopLayer.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe
3168	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3168 WerFault.exe
Token: SeBackupPrivilege 3168 WerFault.exe
Token: SeDebugPrivilege 3168 WerFault.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3616 iexplore.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

3616 iexplore.exe
3616 iexplore.exe
2276 IEXPLORE.EXE
2276 IEXPLORE.EXE

description	pid	process
Token: SeRestorePrivilege	3168	WerFault.exe
Token: SeBackupPrivilege	3168	WerFault.exe
Token: SeDebugPrivilege	3168	WerFault.exe

pid	process
3616	iexplore.exe

pid	process
3616	iexplore.exe
3616	iexplore.exe
2276	IEXPLORE.EXE
2276	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 808 wrote to memory of 1276	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1276	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1276	808	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 3240	1276	rundll32.exe	rundll32Srv.exe
PID 1276 wrote to memory of 3240	1276	rundll32.exe	rundll32Srv.exe
PID 1276 wrote to memory of 3240	1276	rundll32.exe	rundll32Srv.exe
PID 3240 wrote to memory of 4068	3240	rundll32Srv.exe	DesktopLayer.exe
PID 3240 wrote to memory of 4068	3240	rundll32Srv.exe	DesktopLayer.exe
PID 3240 wrote to memory of 4068	3240	rundll32Srv.exe	DesktopLayer.exe
PID 4068 wrote to memory of 3616	4068	DesktopLayer.exe	iexplore.exe
PID 4068 wrote to memory of 3616	4068	DesktopLayer.exe	iexplore.exe
PID 3616 wrote to memory of 2276	3616	iexplore.exe	IEXPLORE.EXE
PID 3616 wrote to memory of 2276	3616	iexplore.exe	IEXPLORE.EXE
PID 3616 wrote to memory of 2276	3616	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eecd5b820f9bf5ca6c3369cbe7c3e0b3b03c3073c4fcb1aafeb6b67fa1752a92.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eecd5b820f9bf5ca6c3369cbe7c3e0b3b03c3073c4fcb1aafeb6b67fa1752a92.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1276

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:3240

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:4068

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:3616

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3616 CREDAT:82945 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 664
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
10987a1d727697d22e9613985bf39eba

SHA1
d92fa559cdea14bdc068eb5388f4a8725d9d290c

SHA256
8c026af272e0d8eae1ec8978047926e4bbdb2a7ebe0207a738307150e2ed0063

SHA512
31910362ff1a6afe47a6abe7d77d1056eb1a1531cc027ae33bb34e1b4b788cd7efe2292278b02548e72b1441c86f85a3376ed46edf4c58a247febf4da91dfb87

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
93091971eeea98f628c7658a72bf1a54

SHA1
50dc802fafb329e3dbbbe87b3c461c4444fa6056

SHA256
2b30d783516a61cbbe5c88f0e1d567f5ec010b3f60bb364dcd3a39170d1049f2

SHA512
ad8247e50d78d171daccc5440038575d08301af58ee17cad3cde7f84c589793d14e92e95d7db8a23d8fbc9b79441e8f9454f216c58858b0263982477898c7038

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\35XB25MY.cookie
MD5
0a08a322792783629d057895d4f80e8a

SHA1
d7b2ffb8eb57108b0f4bb530dffe59e669361ba9

SHA256
0eeb7648c3de7a86beeeba83a7ecc5ab29c850ed955ce86acf20de78f0e8bf2a

SHA512
0ac1af9b91c1a8803e78591fe79895ac2ef2c6f760db4ce12bb58a9cc400fbb4e944c8de0ccb29cb25b3d62d78c855467ba800f873fc240cd2cd7e07b2929da1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\U01D9CEJ.cookie
MD5
c5a665c26ea4e3c28911acd2e0a81242

SHA1
2efef5afd0a2c8aac2783effb616d21d31004ef3

SHA256
a399df8645aad4ec8a4ae74f908562ffa444c3eb958240de11601b5d3dc8f10b

SHA512
73847ca0a260dbfb3129be7ae7cc1eaf7add3a54ee6a95ae8f622a9d6e08ab9016ff64fce58324dc299f184b8f5a4850072675132f10eaa27912b6774d639fb4

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C:\Windows\SysWOW64\rundll32Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1276-114-0x0000000000000000-mapping.dmp

Download
memory/2276-128-0x0000000000000000-mapping.dmp

Download
memory/3240-115-0x0000000000000000-mapping.dmp

Download
memory/3240-124-0x00000000001E0000-0x00000000001EF000-memory.dmp

Filesize
60KB

Download
memory/3240-125-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3616-122-0x0000000000000000-mapping.dmp

Download
memory/3616-123-0x00007FFA899E0000-0x00007FFA89A4B000-memory.dmp

Filesize
428KB

Download
memory/4068-121-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/4068-118-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads