ramnit | 757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb

General

Target

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe
Size

756KB
MD5

d4450b2884d7f412d206d2bba4375484
SHA1

90cddf20da8576ffcf8e90f810eda4ba5d177c70
SHA256

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb
SHA512

95bcfec992063eab5139116dea8f2a0ef38163fd1754e9de552c6ca2a17ace714355fb5410b861496c2f8ca251bbdd39ca5290f81edd1ce79ca896aeb798ad60

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:

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exeDesktopLayer.exe

pid process

1280 757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
1376 DesktopLayer.exe

pid	process
1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
1376	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\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1280-73-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe

pid	process
1840	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe
1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe

Drops file in Program Files directory 3 IoCs

Processes:

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px79C2.tmp	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.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\LowRegistry	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\Toolbar\WebBrowser	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\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	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\Zoom	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
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C01F1B21-B111-11EB-8EF3-EEE12123A585} = "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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	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
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	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\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\IntelliForms	iexplore.exe
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\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	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\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	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 (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327362517"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1376 DesktopLayer.exe
1376 DesktopLayer.exe
1376 DesktopLayer.exe
1376 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1996 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1996 iexplore.exe
1996 iexplore.exe
1588 IEXPLORE.EXE
1588 IEXPLORE.EXE
1588 IEXPLORE.EXE
1588 IEXPLORE.EXE

pid	process
1376	DesktopLayer.exe
1376	DesktopLayer.exe
1376	DesktopLayer.exe
1376	DesktopLayer.exe

pid	process
1996	iexplore.exe

pid	process
1996	iexplore.exe
1996	iexplore.exe
1588	IEXPLORE.EXE
1588	IEXPLORE.EXE
1588	IEXPLORE.EXE
1588	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1840 wrote to memory of 1280	1840	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
PID 1840 wrote to memory of 1280	1840	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
PID 1840 wrote to memory of 1280	1840	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
PID 1840 wrote to memory of 1280	1840	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
PID 1280 wrote to memory of 1376	1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	DesktopLayer.exe
PID 1280 wrote to memory of 1376	1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	DesktopLayer.exe
PID 1280 wrote to memory of 1376	1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	DesktopLayer.exe
PID 1280 wrote to memory of 1376	1280	757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe	DesktopLayer.exe
PID 1376 wrote to memory of 1996	1376	DesktopLayer.exe	iexplore.exe
PID 1376 wrote to memory of 1996	1376	DesktopLayer.exe	iexplore.exe
PID 1376 wrote to memory of 1996	1376	DesktopLayer.exe	iexplore.exe
PID 1376 wrote to memory of 1996	1376	DesktopLayer.exe	iexplore.exe
PID 1996 wrote to memory of 1588	1996	iexplore.exe	IEXPLORE.EXE
PID 1996 wrote to memory of 1588	1996	iexplore.exe	IEXPLORE.EXE
PID 1996 wrote to memory of 1588	1996	iexplore.exe	IEXPLORE.EXE
PID 1996 wrote to memory of 1588	1996	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe
"C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73eb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1840

C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1280

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:1376

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:1996

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1996 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1588

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
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\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\DPLIMXMZ.txt
MD5
84872601ef1da7ad967d102d2fc89946

SHA1
cb439b585b47e2f0aa26c17101385ce5518d2160

SHA256
fc3259eb9ef0262e489a7b2ac045f37f386b8e3dac8822c8204b90ae1d90330d

SHA512
7cf2463592b91b78373cbd87783236c3fb63a6aaa4d3ce14fdf6196eec01c4e90806373ceaf01f4d687e5b9df37a651b6d0e6d289a68ba64df63bb9edaa64cf6

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

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\757854b3f19b660722ac81f876db4fcb5c988b3c50fabe3e0640d111475f73ebSrv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1280-61-0x0000000000000000-mapping.dmp

Download
memory/1280-73-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1280-72-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/1376-66-0x0000000000000000-mapping.dmp

Download
memory/1376-70-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1588-76-0x0000000000000000-mapping.dmp

Download
memory/1840-59-0x0000000074D91000-0x0000000074D93000-memory.dmp

Filesize
8KB

Download
memory/1996-71-0x0000000000000000-mapping.dmp

Download
memory/1996-77-0x0000000004240000-0x0000000004241000-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