ramnit | b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db

General

Target

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe
Size

90KB
MD5

38db8d9e754b64e98800285240126840
SHA1

63e342651e8213ac79ec86ab4678963f923dee8b
SHA256

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db
SHA512

a3adf2520973d2a50fa89bd977b3cda890bf429ae6ddd67a2811ed6ea2c60807cf6cec824987fbf623af5a5152f63c13fe61457d473a1895465d35f426b045a4

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:

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exeDesktopLayer.exe

pid process

964 b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
1264 DesktopLayer.exe

pid	process
964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
1264	DesktopLayer.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/964-62-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1264-65-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/980-67-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exeb36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe

pid	process
980	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe
964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe

Drops file in Program Files directory 4 IoCs

Processes:

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exeb36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxAC09.tmp	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
File created	C:\Program Files\AppPatch\NetSysT78.dll	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "362955971"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{30AADD31-F4CA-11EC-9154-F2D3CC06C800} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1264 DesktopLayer.exe
1264 DesktopLayer.exe
1264 DesktopLayer.exe
1264 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
1856 IEXPLORE.EXE
1856 IEXPLORE.EXE
1856 IEXPLORE.EXE
1856 IEXPLORE.EXE

pid	process
1264	DesktopLayer.exe
1264	DesktopLayer.exe
1264	DesktopLayer.exe
1264	DesktopLayer.exe

pid	process
2040	iexplore.exe

pid	process
2040	iexplore.exe
2040	iexplore.exe
1856	IEXPLORE.EXE
1856	IEXPLORE.EXE
1856	IEXPLORE.EXE
1856	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exeb36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 980 wrote to memory of 964	980	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
PID 980 wrote to memory of 964	980	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
PID 980 wrote to memory of 964	980	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
PID 980 wrote to memory of 964	980	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
PID 964 wrote to memory of 1264	964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	DesktopLayer.exe
PID 964 wrote to memory of 1264	964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	DesktopLayer.exe
PID 964 wrote to memory of 1264	964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	DesktopLayer.exe
PID 964 wrote to memory of 1264	964	b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe	DesktopLayer.exe
PID 1264 wrote to memory of 2040	1264	DesktopLayer.exe	iexplore.exe
PID 1264 wrote to memory of 2040	1264	DesktopLayer.exe	iexplore.exe
PID 1264 wrote to memory of 2040	1264	DesktopLayer.exe	iexplore.exe
PID 1264 wrote to memory of 2040	1264	DesktopLayer.exe	iexplore.exe
PID 2040 wrote to memory of 1856	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1856	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1856	2040	iexplore.exe	IEXPLORE.EXE
PID 2040 wrote to memory of 1856	2040	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe
"C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75db.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:980

C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:964

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:1264

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:1856

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
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\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\2FTJM2EG.txt
Filesize
587B

MD5
5901e39898928c8f44899242b6ecbc14

SHA1
c29c5a14bf2ad8daac4710858675fd95f4e7be88

SHA256
8916121466a6b711b6a008da0974e7ca3aee44edaa8626c55bf8ed7ecebf3bd4

SHA512
bd3afc0f91b295cbbcad21df7c63923a69c41620814aa4dcee234e9fc582b0361116dcad8119cfdbc0ad84bf02baba7e5c560ff0ff8506b9f6c729b15275ea97

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\b36fae5d67aa43b1f559b54f562bfdb5fa52728ba59a0ef2799b4541b48b75dbSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/964-57-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/964-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/964-55-0x0000000000000000-mapping.dmp

Download
memory/980-67-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1264-60-0x0000000000000000-mapping.dmp

Download
memory/1264-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads