ramnit | bd5f19d54c0d5de713d609653e64116e07af8037a322f803850c9cb1e6a03c90

General

Target

47c116db3f0e5d536352aaecbbc7d6b6.exe
Size

149KB
MD5

47c116db3f0e5d536352aaecbbc7d6b6
SHA1

9aab8a86b946ba6eaf513206e1c594fda27ae646
SHA256

bd5f19d54c0d5de713d609653e64116e07af8037a322f803850c9cb1e6a03c90
SHA512

82d6325993b4bbddf1c1db66d47de0430ad67338303708889fe0914aec6259579501c5b5ca0ad8cd18262d8a722f327ded0ad62a8c4559b8293cfaee3ab03aad

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:

47c116db3f0e5d536352aaecbbc7d6b6Srv.exeDesktopLayer.exe

pid process

1476 47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
1744 DesktopLayer.exe

pid	process
1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
1744	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\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.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/1476-68-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

47c116db3f0e5d536352aaecbbc7d6b6.exe47c116db3f0e5d536352aaecbbc7d6b6Srv.exe

pid process

1544 47c116db3f0e5d536352aaecbbc7d6b6.exe
1476 47c116db3f0e5d536352aaecbbc7d6b6Srv.exe

pid	process
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe

Drops file in Program Files directory 3 IoCs

Processes:

47c116db3f0e5d536352aaecbbc7d6b6Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxA4E5.tmp	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

47c116db3f0e5d536352aaecbbc7d6b6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	47c116db3f0e5d536352aaecbbc7d6b6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	47c116db3f0e5d536352aaecbbc7d6b6.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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{2FEA9781-259C-11EC-8BEC-D638451E6B63} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "340176307"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

Processes:

DesktopLayer.exe47c116db3f0e5d536352aaecbbc7d6b6.exe

pid	process
1744	DesktopLayer.exe
1744	DesktopLayer.exe
1744	DesktopLayer.exe
1744	DesktopLayer.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe
1544	47c116db3f0e5d536352aaecbbc7d6b6.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

764 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

764 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

764 iexplore.exe
764 iexplore.exe
1032 IEXPLORE.EXE
1032 IEXPLORE.EXE
1032 IEXPLORE.EXE
1032 IEXPLORE.EXE

pid	process
764	iexplore.exe

pid	process
764	iexplore.exe

pid	process
764	iexplore.exe
764	iexplore.exe
1032	IEXPLORE.EXE
1032	IEXPLORE.EXE
1032	IEXPLORE.EXE
1032	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

47c116db3f0e5d536352aaecbbc7d6b6.exe47c116db3f0e5d536352aaecbbc7d6b6Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1544 wrote to memory of 1476	1544	47c116db3f0e5d536352aaecbbc7d6b6.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
PID 1544 wrote to memory of 1476	1544	47c116db3f0e5d536352aaecbbc7d6b6.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
PID 1544 wrote to memory of 1476	1544	47c116db3f0e5d536352aaecbbc7d6b6.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
PID 1544 wrote to memory of 1476	1544	47c116db3f0e5d536352aaecbbc7d6b6.exe	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
PID 1476 wrote to memory of 1744	1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	DesktopLayer.exe
PID 1476 wrote to memory of 1744	1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	DesktopLayer.exe
PID 1476 wrote to memory of 1744	1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	DesktopLayer.exe
PID 1476 wrote to memory of 1744	1476	47c116db3f0e5d536352aaecbbc7d6b6Srv.exe	DesktopLayer.exe
PID 1744 wrote to memory of 764	1744	DesktopLayer.exe	iexplore.exe
PID 1744 wrote to memory of 764	1744	DesktopLayer.exe	iexplore.exe
PID 1744 wrote to memory of 764	1744	DesktopLayer.exe	iexplore.exe
PID 1744 wrote to memory of 764	1744	DesktopLayer.exe	iexplore.exe
PID 764 wrote to memory of 1032	764	iexplore.exe	IEXPLORE.EXE
PID 764 wrote to memory of 1032	764	iexplore.exe	IEXPLORE.EXE
PID 764 wrote to memory of 1032	764	iexplore.exe	IEXPLORE.EXE
PID 764 wrote to memory of 1032	764	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6.exe
"C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1544

C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1476

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:1744

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:764

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:764 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

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\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\CD3E43MR.txt
MD5
007c1ad3f8c5ca9c324c0007b4b25c64

SHA1
d5a6f9c5b03025a55161d85da4afe31e5c3dad1e

SHA256
2e016ff2bedf74cf3ae9dcb857cb8665bb386548c075a2f6d2adece6974e102d

SHA512
fd6e3e591791f71078344fb07e89b029c28e78adffacd7a5ec09719a6a89b5b442ed3f6257215145e89713f3737f8d3c2f0ec92e3c20aa1a2ad02162b58e5a34

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

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

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\Users\Admin\AppData\Local\Temp\47c116db3f0e5d536352aaecbbc7d6b6Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/764-73-0x0000000004890000-0x0000000004891000-memory.dmp

Filesize
4KB

Download
memory/764-66-0x0000000000000000-mapping.dmp

Download
memory/1032-71-0x0000000000000000-mapping.dmp

Download
memory/1476-56-0x00000000751D1000-0x00000000751D3000-memory.dmp

Filesize
8KB

Download
memory/1476-54-0x0000000000000000-mapping.dmp

Download
memory/1476-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1476-67-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/1544-57-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/1744-61-0x0000000000000000-mapping.dmp

Download
memory/1744-65-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads