ramnit | c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d

General

Target

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe
Size

756KB
MD5

abe779482d3e8d51381ca04cd84d2cd4
SHA1

2751f1b89bdb639e0e00e44b8ebc6b7ff3744817
SHA256

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d
SHA512

fa8eea2f63d37db30b35bc8a5a731b0120c5b4e676dd8ccd02f3b3c3b729d6fe396950c736b5fe75c735e46fd4c3191db73181917c14a7d24b8ad1d44e39a4a0

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:

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exeDesktopLayer.exe

pid process

1904 c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
900 DesktopLayer.exe

pid	process
1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
900	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\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	upx
C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1904-63-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/900-66-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exec2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe

pid	process
812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe
1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe

Drops file in Program Files directory 3 IoCs

Processes:

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\pxEABD.tmp	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.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-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D0C140A1-F436-11EC-8FF3-F60B165D620F} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "362892663"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

900 DesktopLayer.exe
900 DesktopLayer.exe
900 DesktopLayer.exe
900 DesktopLayer.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe

pid process

812 c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe

pid	process
900	DesktopLayer.exe
900	DesktopLayer.exe
900	DesktopLayer.exe
900	DesktopLayer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

AUDIODG.EXE

description	pid	process
Token: 33	1032	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1032	AUDIODG.EXE
Token: 33	1032	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1032	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

964 iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

iexplore.exeIEXPLORE.EXEc2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe

pid	process
964	iexplore.exe
964	iexplore.exe
1964	IEXPLORE.EXE
1964	IEXPLORE.EXE
812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe
812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe
812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exec2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 812 wrote to memory of 1904	812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
PID 812 wrote to memory of 1904	812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
PID 812 wrote to memory of 1904	812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
PID 812 wrote to memory of 1904	812	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
PID 1904 wrote to memory of 900	1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	DesktopLayer.exe
PID 1904 wrote to memory of 900	1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	DesktopLayer.exe
PID 1904 wrote to memory of 900	1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	DesktopLayer.exe
PID 1904 wrote to memory of 900	1904	c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe	DesktopLayer.exe
PID 900 wrote to memory of 964	900	DesktopLayer.exe	iexplore.exe
PID 900 wrote to memory of 964	900	DesktopLayer.exe	iexplore.exe
PID 900 wrote to memory of 964	900	DesktopLayer.exe	iexplore.exe
PID 900 wrote to memory of 964	900	DesktopLayer.exe	iexplore.exe
PID 964 wrote to memory of 1964	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1964	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1964	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1964	964	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe
"C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40d.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812

C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1904

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:900

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:964

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:964 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1964

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x54c
1⤵
- Suspicious use of AdjustPrivilegeToken
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

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\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\GS8S8TLT.txt
Filesize
603B

MD5
1f018b9c475f74c90ae0798d9f6e29d5

SHA1
a466121cb9e7d22a53f3e5b931bb14009d3af639

SHA256
af1fb97c6bf6fbe2931d9bb060c58eb5f4e0c61e7172cc72be9a9bbfac74fcae

SHA512
556a8d8727549cb039b94a9d8624c056e1a5b23667c0e45cbf189ffbb5640ebee0fae6e784fb3e92786b3244261a87ec8fc4a4e1935171bc4b981ed7b2f0927a

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\c2e5aeb33d6a4d197dd1bf3381463c1c2b43826c0ad14200edf4b98f8f6bc40dSrv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/812-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/812-68-0x00000000003C0000-0x00000000003EE000-memory.dmp

Filesize
184KB

Download
memory/812-67-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/812-69-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/900-61-0x0000000000000000-mapping.dmp

Download
memory/900-66-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1904-63-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1904-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads