ramnit | 318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24

General

Target

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe
Size

740KB
MD5

e637897d511e7ca5b3552e9c117a31c5
SHA1

76e3ed343f0a77ee0f4b1b215fa320764b2eb6c0
SHA256

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24
SHA512

20bf232b20a0a68cbed85135cee147291ab57acfa4eeb9fcf494de12490c32434e2e498ddee425639dd56031b59722a2ad99c1cab8eb250c162837f8c9e62c78

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:

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exeDesktopLayer.exe

pid process

3320 318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
376 DesktopLayer.exe

pid	process
3320	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
376	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe	upx
behavioral2/memory/3320-134-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/376-139-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px26A2.tmp	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe

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-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30967044"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "362535567"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30967044"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "957241463"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1009585240"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30967044"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{641F491E-F0F7-11EC-A58B-76C19ED5575B} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "957241463"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe
376	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4836 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4836 iexplore.exe

pid	process
4836	iexplore.exe

pid	process
4836	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exeiexplore.exeIEXPLORE.EXE

pid	process
5080	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe
5080	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe
4836	iexplore.exe
4836	iexplore.exe
2380	IEXPLORE.EXE
2380	IEXPLORE.EXE
2380	IEXPLORE.EXE
2380	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 5080 wrote to memory of 3320	5080	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
PID 5080 wrote to memory of 3320	5080	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
PID 5080 wrote to memory of 3320	5080	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
PID 3320 wrote to memory of 376	3320	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe	DesktopLayer.exe
PID 3320 wrote to memory of 376	3320	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe	DesktopLayer.exe
PID 3320 wrote to memory of 376	3320	318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe	DesktopLayer.exe
PID 376 wrote to memory of 4836	376	DesktopLayer.exe	iexplore.exe
PID 376 wrote to memory of 4836	376	DesktopLayer.exe	iexplore.exe
PID 4836 wrote to memory of 2380	4836	iexplore.exe	IEXPLORE.EXE
PID 4836 wrote to memory of 2380	4836	iexplore.exe	IEXPLORE.EXE
PID 4836 wrote to memory of 2380	4836	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe
"C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080

C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3320

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:376

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:4836

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4836 CREDAT:17410 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2380

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
da3ee152a5c31850a1d3b179e494e578

SHA1
05b49d337fa6f227f91bfd37674579219a15b80f

SHA256
a9bb0e8aa256d407651238239817c62fe52bbd75abdcbbff147765d0eae344b5

SHA512
b49def7e58211a1d121badb50464ffe57d1617a60019ed6a2b2c87376b0b276da3c063ecec37f1dfee7147cd7dd748ba8ed7ff5b9de7cdd9673e735d30ef1833

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
434B

MD5
cb2b0e8f3a0f805f669912aae89b33d3

SHA1
d49ce2241a44c2ae3ed0252f9e194c0c39ff06ed

SHA256
ce0cc6f814402ad0121fd7753084f61084873a81b56c01663ba55a232381590c

SHA512
a9dc51ff14e6b482fec21380340400221da6c5ac2d8405e815362cc00c119f9a29aca77933b034756f1506aa6678e75dc2c60962380d825c8e42a17249a3bbe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\318336480668018cb8001daa853e89d36ec96ebfff009f73c6a7271d3aee4c24Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/376-135-0x0000000000000000-mapping.dmp

Download
memory/376-139-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3320-134-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3320-136-0x0000000000470000-0x000000000047F000-memory.dmp

Filesize
60KB

Download
memory/3320-131-0x0000000000000000-mapping.dmp

Download
memory/5080-140-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/5080-130-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads