ramnit | 8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f

General

Target

8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe
Size

193KB
MD5

3256bfe80c44b37e949261882a804bff
SHA1

cdaf5940cd9f241bc38a13ef5839fcd51e98ebc9
SHA256

8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f
SHA512

9ba3dd4240030f98c3cc1ff8c2f39c15a12142eb7149defab24056c3cac4a1e2f67bdf63de8fe1671284e5e15caaa0b2476ab3fec0ab9bc0a7f51942604b9299

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 1 IoCs

Processes:

DesktopLayer.exe

pid process

1160 DesktopLayer.exe

pid	process
1160	DesktopLayer.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/792-68-0x0000000000400000-0x0000000000430000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe

pid process

792 8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe

pid	process
792	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe

Drops file in Program Files directory 3 IoCs

Processes:

8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxC9E.tmp	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{2B821591-B4A3-11EB-B46F-CA719EEEFCCE} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327754825"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1160 DesktopLayer.exe
1160 DesktopLayer.exe
1160 DesktopLayer.exe
1160 DesktopLayer.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

1772 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1772 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1772 iexplore.exe
1772 iexplore.exe
1496 IEXPLORE.EXE
1496 IEXPLORE.EXE
1496 IEXPLORE.EXE
1496 IEXPLORE.EXE

pid	process
1160	DesktopLayer.exe
1160	DesktopLayer.exe
1160	DesktopLayer.exe
1160	DesktopLayer.exe

pid	process
1772	iexplore.exe

pid	process
1772	iexplore.exe

pid	process
1772	iexplore.exe
1772	iexplore.exe
1496	IEXPLORE.EXE
1496	IEXPLORE.EXE
1496	IEXPLORE.EXE
1496	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 792 wrote to memory of 1160	792	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe	DesktopLayer.exe
PID 792 wrote to memory of 1160	792	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe	DesktopLayer.exe
PID 792 wrote to memory of 1160	792	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe	DesktopLayer.exe
PID 792 wrote to memory of 1160	792	8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe	DesktopLayer.exe
PID 1160 wrote to memory of 1772	1160	DesktopLayer.exe	iexplore.exe
PID 1160 wrote to memory of 1772	1160	DesktopLayer.exe	iexplore.exe
PID 1160 wrote to memory of 1772	1160	DesktopLayer.exe	iexplore.exe
PID 1160 wrote to memory of 1772	1160	DesktopLayer.exe	iexplore.exe
PID 1772 wrote to memory of 1496	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1496	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1496	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1496	1772	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe
"C:\Users\Admin\AppData\Local\Temp\8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:792

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1160

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1772 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1496

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

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
3256bfe80c44b37e949261882a804bff

SHA1
cdaf5940cd9f241bc38a13ef5839fcd51e98ebc9

SHA256
8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f

SHA512
9ba3dd4240030f98c3cc1ff8c2f39c15a12142eb7149defab24056c3cac4a1e2f67bdf63de8fe1671284e5e15caaa0b2476ab3fec0ab9bc0a7f51942604b9299

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
3256bfe80c44b37e949261882a804bff

SHA1
cdaf5940cd9f241bc38a13ef5839fcd51e98ebc9

SHA256
8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f

SHA512
9ba3dd4240030f98c3cc1ff8c2f39c15a12142eb7149defab24056c3cac4a1e2f67bdf63de8fe1671284e5e15caaa0b2476ab3fec0ab9bc0a7f51942604b9299

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\U7RK05FQ.txt
MD5
72ce3cb0ff4398142d2fdabe51e3acc1

SHA1
6a0b4f14a8ec716b6c413dbf0ecfb0a31b2f43ee

SHA256
0c7a2cb28c07269831adae4d1ee1668823be5a45cac15b28d77d92d4aa0c1682

SHA512
c6cf588854164daba6c935a1f0d81766df18a47c8f99b058d03407491b5550a3eda3e5f7d1b7335592f19ad3fd64688d6dab5fd552a109cff308fbc36aa39504

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
3256bfe80c44b37e949261882a804bff

SHA1
cdaf5940cd9f241bc38a13ef5839fcd51e98ebc9

SHA256
8645bf457e511e79d2fadbd9ce60c0713d1932ed6b21709a5674b52f0579b79f

SHA512
9ba3dd4240030f98c3cc1ff8c2f39c15a12142eb7149defab24056c3cac4a1e2f67bdf63de8fe1671284e5e15caaa0b2476ab3fec0ab9bc0a7f51942604b9299

Download Submit
memory/792-59-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/792-67-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/792-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1160-61-0x0000000000000000-mapping.dmp

Download
memory/1160-65-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1496-71-0x0000000000000000-mapping.dmp

Download
memory/1772-66-0x0000000000000000-mapping.dmp

Download
memory/1772-72-0x00000000049E0000-0x00000000049E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads