ramnit | a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117

General

Target

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe
Size

65KB
MD5

7fd2d168d122ef3ce5f6290eeede293d
SHA1

714947ebce3dcfd5a77fe5949744e5095f04b497
SHA256

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117
SHA512

73294aadca19f044011c307d55a8166616e5fd7ee6a2a485faf64b36301684e250797a6cf7503192960854fde2cb78547374dd57c6eda4fc8ff1fc78fb725171

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:

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exeDesktopLayer.exe

pid process

848 a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
1252 DesktopLayer.exe

pid	process
848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
1252	DesktopLayer.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	upx
\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/848-73-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exea906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe

pid	process
1612	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe
848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe

Drops file in Program Files directory 3 IoCs

Processes:

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px535E.tmp	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.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-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3D33BCE1-B2C2-11EB-9947-C2D62708C606} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327548269"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1252 DesktopLayer.exe
1252 DesktopLayer.exe
1252 DesktopLayer.exe
1252 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1188 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1188 iexplore.exe
1188 iexplore.exe
1704 IEXPLORE.EXE
1704 IEXPLORE.EXE
1704 IEXPLORE.EXE
1704 IEXPLORE.EXE

pid	process
1252	DesktopLayer.exe
1252	DesktopLayer.exe
1252	DesktopLayer.exe
1252	DesktopLayer.exe

pid	process
1188	iexplore.exe

pid	process
1188	iexplore.exe
1188	iexplore.exe
1704	IEXPLORE.EXE
1704	IEXPLORE.EXE
1704	IEXPLORE.EXE
1704	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exea906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1612 wrote to memory of 848	1612	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
PID 1612 wrote to memory of 848	1612	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
PID 1612 wrote to memory of 848	1612	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
PID 1612 wrote to memory of 848	1612	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
PID 848 wrote to memory of 1252	848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	DesktopLayer.exe
PID 848 wrote to memory of 1252	848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	DesktopLayer.exe
PID 848 wrote to memory of 1252	848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	DesktopLayer.exe
PID 848 wrote to memory of 1252	848	a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe	DesktopLayer.exe
PID 1252 wrote to memory of 1188	1252	DesktopLayer.exe	iexplore.exe
PID 1252 wrote to memory of 1188	1252	DesktopLayer.exe	iexplore.exe
PID 1252 wrote to memory of 1188	1252	DesktopLayer.exe	iexplore.exe
PID 1252 wrote to memory of 1188	1252	DesktopLayer.exe	iexplore.exe
PID 1188 wrote to memory of 1704	1188	iexplore.exe	IEXPLORE.EXE
PID 1188 wrote to memory of 1704	1188	iexplore.exe	IEXPLORE.EXE
PID 1188 wrote to memory of 1704	1188	iexplore.exe	IEXPLORE.EXE
PID 1188 wrote to memory of 1704	1188	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe
"C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:848

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1252

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1188

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1188 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1704

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\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\7T21DLZL.txt
MD5
f5ee48faab1cbb00a52350975f89d76b

SHA1
553b15c4d9379cac9384b7a0e246aad89ed86311

SHA256
60444d7fbab9abc1da50385b64bd861d5ced122d0cc4856f25d1c92600c8be53

SHA512
82327dd8eb747f2fd6e6adcf5640df916a9a7289e5cfd38040008b13fb6126015e69a455be2a39b5a7581e6856797ac213fe9ff605df2eef47561e7a446f49f1

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

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\a906d1810e76ee2a99e33800eef7b2f570852ec06d9bd8cfe4efb7e141334117Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/848-72-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/848-73-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/848-63-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

Download
memory/848-61-0x0000000000000000-mapping.dmp

Download
memory/1188-71-0x0000000000000000-mapping.dmp

Download
memory/1188-77-0x0000000004B40000-0x0000000004B41000-memory.dmp

Filesize
4KB

Download
memory/1252-70-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1252-66-0x0000000000000000-mapping.dmp

Download
memory/1704-76-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads