ramnit | 6248c6f005325fd4fb2e3a85b16db7d41782381af3b0fbd0b1186bc985078d71

General

Target

a7f375dd542763ab86921f80c1a95c84_JaffaCakes118.html
Size

130KB
MD5

a7f375dd542763ab86921f80c1a95c84
SHA1

fcd38c5c542e7b2442b5e9255c64a031cdf68eec
SHA256

6248c6f005325fd4fb2e3a85b16db7d41782381af3b0fbd0b1186bc985078d71
SHA512

e59acd545a2544b04910143d9ca7c44928266ab2f1182c12ef0bcd698af2964d6632ec4bf77236a9b29653a33f4d840831da13e2e93ad277cba5e648984cf0a6
SSDEEP

1536:S4EHQIbml8bEyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusG:Sb4yfkMY+BES09JXAnyrZalI+YQ

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:

svchost.exeDesktopLayer.exe

pid process

2780 svchost.exe
2940 DesktopLayer.exe
Loads dropped DLL 2 IoCs

Processes:

IEXPLORE.EXEsvchost.exe

pid process

2796 IEXPLORE.EXE
2780 svchost.exe

pid	process
2780	svchost.exe
2940	DesktopLayer.exe

pid	process
2796	IEXPLORE.EXE
2780	svchost.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\svchost.exe	upx
behavioral1/memory/2780-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2940-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2940-19-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxDC99.tmp	svchost.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40cbc6aa10beda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424499985"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B94472D1-2A03-11EF-91CF-DEECE6B0C1A4} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000760f6fb6d7365248881a38bcea68cf8b00000000020000000000106600000001000020000000ea6b00e70956eb47256bf95191e905dff375f14603f5074123a779d62d3870e7000000000e8000000002000020000000022502ddbc45f540506873bc08e14cb2ee8ec3fafa93e2df3333c262fbdff9c12000000088f99b035149978525fe9c0ff3462674be98e5d6f53020ad39a0f307c9c41ce940000000f265879c8c4951aee1efc21aff089a898774c7414bbcfd0280cf4a4edabc52f4d8336518724548e690d64bd24ca3601eca6ca26cdf8168bb70c71c76e076bb1f	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

2940 DesktopLayer.exe
2940 DesktopLayer.exe
2940 DesktopLayer.exe
2940 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

2128 iexplore.exe
2128 iexplore.exe

pid	process
2940	DesktopLayer.exe
2940	DesktopLayer.exe
2940	DesktopLayer.exe
2940	DesktopLayer.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2128	iexplore.exe
2128	iexplore.exe
2796	IEXPLORE.EXE
2796	IEXPLORE.EXE
2796	IEXPLORE.EXE
2796	IEXPLORE.EXE
2128	iexplore.exe
2128	iexplore.exe
1940	IEXPLORE.EXE
1940	IEXPLORE.EXE
1940	IEXPLORE.EXE
1940	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exe

description	pid	process	target process
PID 2128 wrote to memory of 2796	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 2796	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 2796	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 2796	2128	iexplore.exe	IEXPLORE.EXE
PID 2796 wrote to memory of 2780	2796	IEXPLORE.EXE	svchost.exe
PID 2796 wrote to memory of 2780	2796	IEXPLORE.EXE	svchost.exe
PID 2796 wrote to memory of 2780	2796	IEXPLORE.EXE	svchost.exe
PID 2796 wrote to memory of 2780	2796	IEXPLORE.EXE	svchost.exe
PID 2780 wrote to memory of 2940	2780	svchost.exe	DesktopLayer.exe
PID 2780 wrote to memory of 2940	2780	svchost.exe	DesktopLayer.exe
PID 2780 wrote to memory of 2940	2780	svchost.exe	DesktopLayer.exe
PID 2780 wrote to memory of 2940	2780	svchost.exe	DesktopLayer.exe
PID 2940 wrote to memory of 1972	2940	DesktopLayer.exe	iexplore.exe
PID 2940 wrote to memory of 1972	2940	DesktopLayer.exe	iexplore.exe
PID 2940 wrote to memory of 1972	2940	DesktopLayer.exe	iexplore.exe
PID 2940 wrote to memory of 1972	2940	DesktopLayer.exe	iexplore.exe
PID 2128 wrote to memory of 1940	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 1940	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 1940	2128	iexplore.exe	IEXPLORE.EXE
PID 2128 wrote to memory of 1940	2128	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a7f375dd542763ab86921f80c1a95c84_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:275457 /prefetch:2
2⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2780

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2940

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
PID:1972

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:209933 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1940

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/2780-9-0x00000000003C0000-0x00000000003CF000-memory.dmp

Filesize
60KB

Download
memory/2780-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2940-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2940-17-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2940-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads