ramnit | 3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea

Analysis

max time kernel
117s
max time network
152s
platform
windows7_x64
resource
win7-20220414-en
submitted
01-07-2022 14:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe
Size

2.3MB
MD5

218b9668f4db8cd50baa16c3ae05b893
SHA1

4bc3bdb93defa9182b2f1597b6e4a02f7f4bdca9
SHA256

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea
SHA512

8dc8b17b23342e4cd6ad3bb882aae30ebe812435ec10638a2910b4dbc42afbcc2d2564dede1f0d9a4ca367140a4edea9ff6e5f4bd20050049f0053c80c8f75a8

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:

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exeDesktopLayer.exe

pid process

1908 3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
1384 DesktopLayer.exe

pid	process
1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
1384	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\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1908-65-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1384-68-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 5 IoCs

Processes:

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe

pid	process
1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe
1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe
1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe
1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe

Drops file in Program Files directory 3 IoCs

Processes:

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px736C.tmp	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.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
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "363459835"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{56E423A1-F95F-11EC-9DA7-6AE9FCDE30C7} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1384 DesktopLayer.exe
1384 DesktopLayer.exe
1384 DesktopLayer.exe
1384 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1060 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1060 iexplore.exe
1060 iexplore.exe
1216 IEXPLORE.EXE
1216 IEXPLORE.EXE
1216 IEXPLORE.EXE
1216 IEXPLORE.EXE

pid	process
1384	DesktopLayer.exe
1384	DesktopLayer.exe
1384	DesktopLayer.exe
1384	DesktopLayer.exe

pid	process
1060	iexplore.exe

pid	process
1060	iexplore.exe
1060	iexplore.exe
1216	IEXPLORE.EXE
1216	IEXPLORE.EXE
1216	IEXPLORE.EXE
1216	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1964 wrote to memory of 1908	1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
PID 1964 wrote to memory of 1908	1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
PID 1964 wrote to memory of 1908	1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
PID 1964 wrote to memory of 1908	1964	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
PID 1908 wrote to memory of 1384	1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	DesktopLayer.exe
PID 1908 wrote to memory of 1384	1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	DesktopLayer.exe
PID 1908 wrote to memory of 1384	1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	DesktopLayer.exe
PID 1908 wrote to memory of 1384	1908	3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe	DesktopLayer.exe
PID 1384 wrote to memory of 1060	1384	DesktopLayer.exe	iexplore.exe
PID 1384 wrote to memory of 1060	1384	DesktopLayer.exe	iexplore.exe
PID 1384 wrote to memory of 1060	1384	DesktopLayer.exe	iexplore.exe
PID 1384 wrote to memory of 1060	1384	DesktopLayer.exe	iexplore.exe
PID 1060 wrote to memory of 1216	1060	iexplore.exe	IEXPLORE.EXE
PID 1060 wrote to memory of 1216	1060	iexplore.exe	IEXPLORE.EXE
PID 1060 wrote to memory of 1216	1060	iexplore.exe	IEXPLORE.EXE
PID 1060 wrote to memory of 1216	1060	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe
"C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eea.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1964

C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1908

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:1384

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:1060

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1060 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1216

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

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\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\TITPSQ9J.txt
Filesize
604B

MD5
8a434bd89683d8999874309f267fdb02

SHA1
d543915acfff5e9fa8df035685babab2cfdccb57

SHA256
5dad4f3ef7b6772ba9427bda34759b747aec5c4a81f6843c982901d8b7f3a8d1

SHA512
011643edc02646539f380cfc593ef3426297337c625a41cbc187c3c2a1a5d332c696e97c93e117f857ef8ebbbb18c251c29607cd91738f87043fc390a0dee049

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\3dbb1ddea8874e28791b1a82906280a49dba26828bc10b6c3070ce5b421f6eeaSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\nsy71E7.tmp\ButtonLinker.dll
Filesize
7KB

MD5
dd85ac7d85c92dd0e3cc17dfd4890f54

SHA1
a128fb7a05965c1a9913c6f5e419e6c4c0a7d2fa

SHA256
27abd2a4fb1bf66add60221b52d061bbe24d2d21e13600725ff7a5c6c777b504

SHA512
e4ff8216c65110a9d156f37c2062acb53a72daa8af12dfc24278920d9e1a4083a81b1446759df75405b2da34c7bfb1afc33184feedd0aee4ed73f79fcbb1a8a1

Download Submit
\Users\Admin\AppData\Local\Temp\nsy71E7.tmp\System.dll
Filesize
67KB

MD5
8fef2ddc02a88527acf5f875aa79590a

SHA1
b3ebe53a0037789c155992eee0547de1a76712b9

SHA256
5b06944f0b948937d87a68d0d584f8de8f169298f5db95336f55696079e88d50

SHA512
7f231356313b7aa4882bfd205529d65022397c91a5aab3658d655524aa3bfe855432ac35cd455f8750530e1b9582e71c710abb94d610ff1ec3e13d5a193d19de

Download Submit
\Users\Admin\AppData\Local\Temp\nsy71E7.tmp\System.dll
Filesize
67KB

MD5
8fef2ddc02a88527acf5f875aa79590a

SHA1
b3ebe53a0037789c155992eee0547de1a76712b9

SHA256
5b06944f0b948937d87a68d0d584f8de8f169298f5db95336f55696079e88d50

SHA512
7f231356313b7aa4882bfd205529d65022397c91a5aab3658d655524aa3bfe855432ac35cd455f8750530e1b9582e71c710abb94d610ff1ec3e13d5a193d19de

Download Submit
memory/1384-63-0x0000000000000000-mapping.dmp

Download
memory/1384-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1908-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1908-57-0x0000000000000000-mapping.dmp

Download
memory/1964-69-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download
memory/1964-54-0x00000000756E1000-0x00000000756E3000-memory.dmp

Filesize
8KB

Download
memory/1964-71-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download