ramnit | c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049

General

Target

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe
Size

1.3MB
MD5

fda68efd40295fd40a620060a8fc9e72
SHA1

f77ed41fc1de0bd5ca99bdd5eefe98894be5ab01
SHA256

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049
SHA512

7dd384dc749025aa15c9a9e81db69ac46c1ae42cedc781849342433961187a366fbaaa7de36c413bc37168645337011e84d568c88d856527a8fd2bf66dcde527

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:

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exeDesktopLayer.exe

pid process

1684 c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
1392 DesktopLayer.exe

pid	process
1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
1392	DesktopLayer.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	upx
behavioral1/memory/1464-60-0x0000000010000000-0x000000001003E000-memory.dmp	upx
\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1464-62-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1464-64-0x0000000010000000-0x000000001003E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral1/memory/1464-71-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/1392-70-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1684-65-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1464-73-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exec107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe

pid	process
1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe
1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe

Drops file in Program Files directory 3 IoCs

Processes:

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px9A2.tmp	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.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\LowRegistry\DOMStorage	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\IETld\LowMic	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\Zoom	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\LowRegistry	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
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\Main\WindowsSearch	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\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DBF65EB1-D85C-11EC-B0A3-6280490416C4} = "0"	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\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\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "359830377"	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\Toolbar	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\Recovery\AdminActive	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 (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\Main	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

1392 DesktopLayer.exe
1392 DesktopLayer.exe
1392 DesktopLayer.exe
1392 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1688 iexplore.exe

pid	process
1392	DesktopLayer.exe
1392	DesktopLayer.exe
1392	DesktopLayer.exe
1392	DesktopLayer.exe

pid	process
1688	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exeiexplore.exeIEXPLORE.EXE

pid	process
1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe
1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe
1688	iexplore.exe
1688	iexplore.exe
1484	IEXPLORE.EXE
1484	IEXPLORE.EXE
1484	IEXPLORE.EXE
1484	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exec107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1464 wrote to memory of 1684	1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
PID 1464 wrote to memory of 1684	1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
PID 1464 wrote to memory of 1684	1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
PID 1464 wrote to memory of 1684	1464	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
PID 1684 wrote to memory of 1392	1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	DesktopLayer.exe
PID 1684 wrote to memory of 1392	1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	DesktopLayer.exe
PID 1684 wrote to memory of 1392	1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	DesktopLayer.exe
PID 1684 wrote to memory of 1392	1684	c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe	DesktopLayer.exe
PID 1392 wrote to memory of 1688	1392	DesktopLayer.exe	iexplore.exe
PID 1392 wrote to memory of 1688	1392	DesktopLayer.exe	iexplore.exe
PID 1392 wrote to memory of 1688	1392	DesktopLayer.exe	iexplore.exe
PID 1392 wrote to memory of 1688	1392	DesktopLayer.exe	iexplore.exe
PID 1688 wrote to memory of 1484	1688	iexplore.exe	IEXPLORE.EXE
PID 1688 wrote to memory of 1484	1688	iexplore.exe	IEXPLORE.EXE
PID 1688 wrote to memory of 1484	1688	iexplore.exe	IEXPLORE.EXE
PID 1688 wrote to memory of 1484	1688	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe
"C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1464

C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1684

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:1392

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:1688

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1688 CREDAT:275457 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1484

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
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\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\7MDN6EGF.txt
Filesize
603B

MD5
8196a0b89afbf4039abd85e87b286332

SHA1
645601b12680daf80050ce53d60fb5babef1401c

SHA256
e96bdb925014ac6db14fcf1f5846f075abcd321ae474338baf494fc4591f8739

SHA512
7db5937d3066f06e9c138ea4b7b920c92ac48b23733f656b1102f132055cf37f459363fbc6d999c47a238124e7d37a263f98a6059f0061670e45b6ee51f52dcf

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\c107d5d3baa13dfdd1e91ee9aafc8583e0b1f7c86e721132fb37724625717049Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1392-70-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1392-63-0x0000000000000000-mapping.dmp

Download
memory/1464-62-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1464-64-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1464-54-0x00000000754A1000-0x00000000754A3000-memory.dmp

Filesize
8KB

Download
memory/1464-71-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1464-60-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1464-73-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1684-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1684-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads