ramnit | 7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8

General

Target

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe
Size

3.8MB
MD5

86505b7e1de041d927708aa769961ef7
SHA1

170052440aae9ff03f83f445da02e3e247f980e9
SHA256

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8
SHA512

dfda2651594b24d7a4c587e0323c68ef621caa9d152dc654a6b436c5ebe259765828e537d1ce1097bf97cfee2ba2e7dca7ca202e853f7a70fbdccd8283b7a3f7

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:

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exeDesktopLayer.exe

pid process

1352 7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
1968 DesktopLayer.exe

pid	process
1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
1968	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\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.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/1352-75-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe

pid	process
1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe
1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe

Drops file in Program Files directory 3 IoCs

Processes:

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxFC87.tmp	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D4005E31-B0D8-11EB-A000-7A040FF2E5B0} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327338066"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1968 DesktopLayer.exe
1968 DesktopLayer.exe
1968 DesktopLayer.exe
1968 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1736 iexplore.exe

pid	process
1968	DesktopLayer.exe
1968	DesktopLayer.exe
1968	DesktopLayer.exe
1968	DesktopLayer.exe

pid	process
1736	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exeiexplore.exeIEXPLORE.EXE

pid	process
1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe
1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe
1736	iexplore.exe
1736	iexplore.exe
1532	IEXPLORE.EXE
1532	IEXPLORE.EXE
1532	IEXPLORE.EXE
1532	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1268 wrote to memory of 1352	1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
PID 1268 wrote to memory of 1352	1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
PID 1268 wrote to memory of 1352	1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
PID 1268 wrote to memory of 1352	1268	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
PID 1352 wrote to memory of 1968	1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	DesktopLayer.exe
PID 1352 wrote to memory of 1968	1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	DesktopLayer.exe
PID 1352 wrote to memory of 1968	1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	DesktopLayer.exe
PID 1352 wrote to memory of 1968	1352	7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe	DesktopLayer.exe
PID 1968 wrote to memory of 1736	1968	DesktopLayer.exe	iexplore.exe
PID 1968 wrote to memory of 1736	1968	DesktopLayer.exe	iexplore.exe
PID 1968 wrote to memory of 1736	1968	DesktopLayer.exe	iexplore.exe
PID 1968 wrote to memory of 1736	1968	DesktopLayer.exe	iexplore.exe
PID 1736 wrote to memory of 1532	1736	iexplore.exe	IEXPLORE.EXE
PID 1736 wrote to memory of 1532	1736	iexplore.exe	IEXPLORE.EXE
PID 1736 wrote to memory of 1532	1736	iexplore.exe	IEXPLORE.EXE
PID 1736 wrote to memory of 1532	1736	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe
"C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1268

C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1352

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:1968

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:1736

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1736 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1532

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\5PN36WUE.txt
MD5
de69ba05c368501c9d9313e426592ecf

SHA1
7ef7aafdf17fcbc88f57f8a324e7eee17bd59433

SHA256
2d655ed0138f9045af7979246151f7c9e26fd353b833c6988ddaa89834ae12f8

SHA512
f77bf39f36f1ebc04bd5572fba539363c2f745836baf74ffadc09cdc8baeea059978171d4791899b35ae4c2f198bc4483bf4351d25d99db702d030a18cd34fd3

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

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\7575ff8fd3932555e16df48936ea98a009b9119cf344b1da446e762390b0edc8Srv.exe
MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1268-60-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/1352-62-0x0000000000000000-mapping.dmp

Download
memory/1352-75-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1352-74-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/1532-73-0x0000000000000000-mapping.dmp

Download
memory/1736-72-0x0000000000000000-mapping.dmp

Download
memory/1736-78-0x0000000004D70000-0x0000000004D71000-memory.dmp

Filesize
4KB

Download
memory/1968-67-0x0000000000000000-mapping.dmp

Download
memory/1968-71-0x0000000000240000-0x0000000000241000-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