ramnit | 45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1

General

Target

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe
Size

460KB
MD5

c553db1d551dab2f852a64c188509485
SHA1

edb5eae1a3489e7c2fef813db355392d7ffa53a9
SHA256

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1
SHA512

18a62df4f48afca127c6086a93bc97734d29db227eb064b5963b895d6fa0bb23f4f618ca302e218f106b5e09ab473e8546ad7bc9e458cb0295f9d5af18b73dcc

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:

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exeDesktopLayer.exe

pid process

280 45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
1340 DesktopLayer.exe

pid	process
280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
1340	DesktopLayer.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/280-62-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1340-68-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe

pid	process
1356	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe
280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe

Drops file in Program Files directory 3 IoCs

Processes:

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\pxFF18.tmp	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{413A8BD1-FDFA-11EC-8EBB-4E28EF19992D} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "363966166"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1340 DesktopLayer.exe
1340 DesktopLayer.exe
1340 DesktopLayer.exe
1340 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2040 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2040 iexplore.exe
2040 iexplore.exe
1908 IEXPLORE.EXE
1908 IEXPLORE.EXE
1908 IEXPLORE.EXE
1908 IEXPLORE.EXE

pid	process
1340	DesktopLayer.exe
1340	DesktopLayer.exe
1340	DesktopLayer.exe
1340	DesktopLayer.exe

pid	process
2040	iexplore.exe

pid	process
2040	iexplore.exe
2040	iexplore.exe
1908	IEXPLORE.EXE
1908	IEXPLORE.EXE
1908	IEXPLORE.EXE
1908	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1356 wrote to memory of 280	1356	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
PID 1356 wrote to memory of 280	1356	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
PID 1356 wrote to memory of 280	1356	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
PID 1356 wrote to memory of 280	1356	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
PID 280 wrote to memory of 1340	280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	DesktopLayer.exe
PID 280 wrote to memory of 1340	280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	DesktopLayer.exe
PID 280 wrote to memory of 1340	280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	DesktopLayer.exe
PID 280 wrote to memory of 1340	280	45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe	DesktopLayer.exe
PID 1340 wrote to memory of 2040	1340	DesktopLayer.exe	iexplore.exe
PID 1340 wrote to memory of 2040	1340	DesktopLayer.exe	iexplore.exe
PID 1340 wrote to memory of 2040	1340	DesktopLayer.exe	iexplore.exe
PID 1340 wrote to memory of 2040	1340	DesktopLayer.exe	iexplore.exe
PID 2040 wrote to memory of 1908	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1908	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1908	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1908	2040	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe
"C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1356

C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:280

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:1340

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:2040

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2040 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1908

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
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\VG1G7F5V.txt
Filesize
595B

MD5
ff05226c253822fd0cbc0e4f75bdee1c

SHA1
f5053c73e022a21a4bf4b6c57a87417df389be19

SHA256
74b722db32d5059452b4a0aa6d28c7126440087d3162b4986e15e2812e19a73d

SHA512
1a5121fc230934375b29982f87b1c6f66a6644be8b55d73effa06fab894cd0d972a5a6143fd419005c39d37458c2e0cf00ef1266225b9241ebff3d6e790be2bc

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\45d61c423e5687cb497e4781a2fd8bbf113da59184e599e85c1fcbdafb7bc2d1Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/280-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/280-56-0x0000000000000000-mapping.dmp

Download
memory/1340-61-0x0000000000000000-mapping.dmp

Download
memory/1340-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1356-54-0x0000000075541000-0x0000000075543000-memory.dmp

Filesize
8KB

Download
memory/1356-67-0x0000000000240000-0x0000000000289000-memory.dmp

Filesize
292KB

Download
memory/1356-65-0x0000000000241000-0x0000000000260000-memory.dmp

Filesize
124KB

Download
memory/1356-69-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/1356-70-0x0000000000230000-0x000000000025E000-memory.dmp

Filesize
184KB

Download
memory/1356-71-0x0000000000230000-0x000000000025E000-memory.dmp

Filesize
184KB

Download
memory/1356-72-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/1356-73-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads