ramnit | 2f9edad6de6ec7faada56c72b8ef3cb44d32163502e7e4d4b8213bb58005c04b

General

Target

2f9edad6de6ec7faada56c72b8ef3cb44d32163502e7e4d4b8213bb58005c04b.dll
Size

898KB
MD5

60e1e4c0109783cc4ead8797b9c82c62
SHA1

7d311a616b3f2a8db54e740286a71a5a97df88f6
SHA256

2f9edad6de6ec7faada56c72b8ef3cb44d32163502e7e4d4b8213bb58005c04b
SHA512

f16aaaa6cacfdab65719cbbd54cd1c9ff0a6da79fd8a1e7802ccd9fb2f1b77f57316ae9dd79c46f7babb99643635e78ace4d891fb5c661991c65c8019b7816b8

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

1556 rundll32Srv.exe
1900 DesktopLayer.exe

pid	process
1556	rundll32Srv.exe
1900	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/1556-125-0x0000000000400000-0x000000000042E000-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\px19A8.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

Modifies Internet Explorer settings 1 TTPs 40 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327814654"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1325417308"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886203"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1332761660"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1325417308"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7A34FAF2-B52E-11EB-A11C-425E2D5A16C6} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30886203"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327831248"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "327863240"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886203"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe
1900	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2148 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2148 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2148 iexplore.exe
2148 iexplore.exe
2976 IEXPLORE.EXE
2976 IEXPLORE.EXE
2976 IEXPLORE.EXE
2976 IEXPLORE.EXE

pid	process
2148	iexplore.exe

pid	process
2148	iexplore.exe

pid	process
2148	iexplore.exe
2148	iexplore.exe
2976	IEXPLORE.EXE
2976	IEXPLORE.EXE
2976	IEXPLORE.EXE
2976	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 4044 wrote to memory of 2008	4044	rundll32.exe	rundll32.exe
PID 4044 wrote to memory of 2008	4044	rundll32.exe	rundll32.exe
PID 4044 wrote to memory of 2008	4044	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1556	2008	rundll32.exe	rundll32Srv.exe
PID 2008 wrote to memory of 1556	2008	rundll32.exe	rundll32Srv.exe
PID 2008 wrote to memory of 1556	2008	rundll32.exe	rundll32Srv.exe
PID 1556 wrote to memory of 1900	1556	rundll32Srv.exe	DesktopLayer.exe
PID 1556 wrote to memory of 1900	1556	rundll32Srv.exe	DesktopLayer.exe
PID 1556 wrote to memory of 1900	1556	rundll32Srv.exe	DesktopLayer.exe
PID 1900 wrote to memory of 2148	1900	DesktopLayer.exe	iexplore.exe
PID 1900 wrote to memory of 2148	1900	DesktopLayer.exe	iexplore.exe
PID 2148 wrote to memory of 2976	2148	iexplore.exe	IEXPLORE.EXE
PID 2148 wrote to memory of 2976	2148	iexplore.exe	IEXPLORE.EXE
PID 2148 wrote to memory of 2976	2148	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f9edad6de6ec7faada56c72b8ef3cb44d32163502e7e4d4b8213bb58005c04b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f9edad6de6ec7faada56c72b8ef3cb44d32163502e7e4d4b8213bb58005c04b.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2008

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:1556

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:1900

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2148

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2148 CREDAT:82945 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2976

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

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
57010df1ded674ce061f8af29a2e6fbb

SHA1
83e50ef272059dc3fab93e694d5e220dc48bf0c4

SHA256
68492169f14b36562d813f4ae7506f4b324b85f0e6aec352a37faba29b289616

SHA512
211ecb686dec8e8dd57cc8aeebdb8953f81aa56eebec9b463df4d41d98942317ed001ae5ffc9cc0c3ce5c542317cd0838447b885016697411b99f68190bd430b

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
bf5167fd70bd072f15244ee2cb3fbaa9

SHA1
0284292ff6d5945ac2af89a4ff030b599f943b07

SHA256
6d9310410ee09b71f07081a6107765c84600ea64662176b3ee30cd01145a652f

SHA512
a2b35a30e6cd3a5e6f37d4605611f6eaee5da48cf849e7712710d914f147a7aa2d4afd21686184bb6a4250f9bf2c2edbe3c04e0058c9174ab0860caf66a9ca18

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\CO0EKYQ4.cookie
MD5
3b553b8f46577e3e4626df55e26f48a0

SHA1
1ab19754bccde24b14eeecd5f0d90083f9829dac

SHA256
349b40fe1713940a16f30398cc2213c6c22040346c382d3cb33da7e5683e2e2e

SHA512
ff6b9ed07cef7dc47ad3f562c7c64cd2ab24ffc9a2e73f38b043fc834ae9ccf465ea32bf172911d5ff5af22ad5c1618ded420639b316b1f683ca487ff2a2ed2a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\K1ON38J2.cookie
MD5
fd734d409a326986008a3c6779671dc0

SHA1
6a4adfadb8eef568cb0d2d6b47f769325a38dc96

SHA256
ea1f2fa636aafc7ee0b05a97c1380c492d1357f6ab739b4ae3382e61457af668

SHA512
98d7ada1af456c6e02e2041ac7a64bf60dec6cef16aeae684593a1300d0116febcfdaf271eb8b2d6c38fe4fb5649dc55be2d7143d1c8a683e75c373a28cf92ad

Download Submit
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/1556-124-0x00000000001E0000-0x00000000001EF000-memory.dmp

Filesize
60KB

Download
memory/1556-125-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1556-115-0x0000000000000000-mapping.dmp

Download
memory/1900-118-0x0000000000000000-mapping.dmp

Download
memory/1900-121-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2008-114-0x0000000000000000-mapping.dmp

Download
memory/2148-122-0x0000000000000000-mapping.dmp

Download
memory/2148-123-0x00007FF8438E0000-0x00007FF84394B000-memory.dmp

Filesize
428KB

Download
memory/2976-128-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads