ramnit | e233e930e11ab653364fe462fc0647f05bfc0cdccee53c3a86810377614e0fbe

General

Target

e233e930e11ab653364fe462fc0647f05bfc0cdccee53c3a86810377614e0fbe.dll
Size

172KB
MD5

1df2295910fed87ac9482f7aef581587
SHA1

97012848dccba5cd10b1fc6528261b69626ee110
SHA256

e233e930e11ab653364fe462fc0647f05bfc0cdccee53c3a86810377614e0fbe
SHA512

b5a6857b5067d65e48d50b4d7f325def6f8c13ee1b39100220e1c6c234b7bf6bde640efbee8bea4c427208c3d5f0f547bf90d67b6afe1e62ceb2bbd228337df9

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

1508 rundll32Srv.exe
1792 DesktopLayer.exe

pid	process
1508	rundll32Srv.exe
1792	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/1508-126-0x0000000000400000-0x000000000042E000-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 created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px1AB2.tmp	rundll32Srv.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-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead	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 (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886523"	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\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "328000834"	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 (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30886523"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886523"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327952249"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe
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\{D7772061-B66E-11EB-A11C-C2310878CCDD} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	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 (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327968843"	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\LastCheckForUpdateLowDateTime = "2886754235"	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
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\LastUpdateLowDateTime = "2886754235"	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 (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2894722090"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe
1792	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2400 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2400 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2400 iexplore.exe
2400 iexplore.exe
2304 IEXPLORE.EXE
2304 IEXPLORE.EXE
2304 IEXPLORE.EXE
2304 IEXPLORE.EXE

pid	process
2400	iexplore.exe

pid	process
2400	iexplore.exe

pid	process
2400	iexplore.exe
2400	iexplore.exe
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 4008 wrote to memory of 1920	4008	rundll32.exe	rundll32.exe
PID 4008 wrote to memory of 1920	4008	rundll32.exe	rundll32.exe
PID 4008 wrote to memory of 1920	4008	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1508	1920	rundll32.exe	rundll32Srv.exe
PID 1920 wrote to memory of 1508	1920	rundll32.exe	rundll32Srv.exe
PID 1920 wrote to memory of 1508	1920	rundll32.exe	rundll32Srv.exe
PID 1508 wrote to memory of 1792	1508	rundll32Srv.exe	DesktopLayer.exe
PID 1508 wrote to memory of 1792	1508	rundll32Srv.exe	DesktopLayer.exe
PID 1508 wrote to memory of 1792	1508	rundll32Srv.exe	DesktopLayer.exe
PID 1792 wrote to memory of 2400	1792	DesktopLayer.exe	iexplore.exe
PID 1792 wrote to memory of 2400	1792	DesktopLayer.exe	iexplore.exe
PID 2400 wrote to memory of 2304	2400	iexplore.exe	IEXPLORE.EXE
PID 2400 wrote to memory of 2304	2400	iexplore.exe	IEXPLORE.EXE
PID 2400 wrote to memory of 2304	2400	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e233e930e11ab653364fe462fc0647f05bfc0cdccee53c3a86810377614e0fbe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e233e930e11ab653364fe462fc0647f05bfc0cdccee53c3a86810377614e0fbe.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1920

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:1508

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:1792

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:2400

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2400 CREDAT:82945 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

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
55205f68311ba681b087489576566937

SHA1
6365b0130e0cab1958461376ea7058b69a89740f

SHA256
e58e5259c4731c23c6ef713508e2df9162a19e82e36ce67056cc860ef5d1bc03

SHA512
06dceeb161f494f43572a5258d4c740382716adbe1374d9c9fac8143087e2ba7bfb808b05d7b922511ce42908b9c7b7a155536033efec7d74e8323ee2af72261

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

MD5
86552532f2882aa9a998c1b878b5547b

SHA1
27887b0abf6f64a80b7eec87fdf06ea188283d0b

SHA256
cd2f11c82ab0f4f334383f90f80b3c389b20756cd24c9c754181001edc4d065b

SHA512
a1fc5dd0530b73551d8474db41d8347ba75bbe604d6c8c1a79cff787ea7560e1b137b0f353f68874c406daacec31770bf37f11e4791db373ea24e3e50c7efa0c

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\IAGZQQ6N.cookie

MD5
08618b2ba2713a865a316d61f48614e5

SHA1
fe4b9be5121b16a047e7bb7a82ce4df274fee7e8

SHA256
48cd7e6bef821339a3c8611863f98418fca39cb543faa420db27fc6976ce7f99

SHA512
278db530f345121d5c6ff555f8db0ab0ec00b91259ef07df2829ac198ed5c0e96ab30cf855231e0a2e9093612a8ab19ff9d38300ff06b0fe986fbf42b19ec6f0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\UPK2N92V.cookie

MD5
69737af6626cd6e2b2cd5ceb616aef69

SHA1
6daec44be69e627467b5e28ba9088a479d272d31

SHA256
f961ee0df5e68fff33c222358d3fbabdb1a0bc481c0b1a81c961227057cc571c

SHA512
a33fa7ed4d67851f42048b43899a9429fbfcc282f3638641f98722209d1963221c668a8cbcba345a5e041d501d0432b9769d048fbc03d1cbe7014f1c29e914a7

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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/1508-125-0x00000000001E0000-0x00000000001EF000-memory.dmp

Filesize
60KB

Download
memory/1508-115-0x0000000000000000-mapping.dmp

Download
memory/1508-126-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1792-118-0x0000000000000000-mapping.dmp

Download
memory/1792-121-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1920-114-0x0000000000000000-mapping.dmp

Download
memory/2304-124-0x0000000000000000-mapping.dmp

Download
memory/2400-123-0x00007FFFAA2C0000-0x00007FFFAA32B000-memory.dmp

Filesize
428KB

Download
memory/2400-122-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads