ramnit | 4c32ed0ee05eede548c4320e70a59ddefc152eebfe0f449c894e885d84fb2e2e

Analysis

max time kernel
143s
max time network
142s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-05-2024 12:30

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General

Target

757b725545931bc756b2be861430634d_JaffaCakes118.html
Size

155KB
MD5

757b725545931bc756b2be861430634d
SHA1

b7bfe9e9562be407104932563d971b2188c3ca6b
SHA256

4c32ed0ee05eede548c4320e70a59ddefc152eebfe0f449c894e885d84fb2e2e
SHA512

62d2ac0f6ac6495ba0121f4c135fcc2e66fbac68ec5787bc5290ef9cb205d9962474e9c458dfab941b9a09daf25be5e2707545ae8a26f8c7ced4eb14de2ee820
SSDEEP

3072:iLycv68EwkJyfkMY+BES09JXAnyrZalI+YQ:iecv6ckssMYod+X3oI+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

1760 svchost.exe
2088 DesktopLayer.exe
Loads dropped DLL 2 IoCs

Processes:

IEXPLORE.EXEsvchost.exe

pid process

2944 IEXPLORE.EXE
1760 svchost.exe

pid	process
1760	svchost.exe
2088	DesktopLayer.exe

pid	process
2944	IEXPLORE.EXE
1760	svchost.exe

UPX packed file 7 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/1760-480-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1760-482-0x00000000001C0000-0x00000000001CF000-memory.dmp	upx
behavioral1/memory/1760-483-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2088-495-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2088-493-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1760-492-0x00000000001D0000-0x00000000001FE000-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\px5B79.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 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "422892304"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{98BF5BE1-1B64-11EF-A1FB-E299A69EE862} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

2088 DesktopLayer.exe
2088 DesktopLayer.exe
2088 DesktopLayer.exe
2088 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

2244 iexplore.exe
2244 iexplore.exe

pid	process
2088	DesktopLayer.exe
2088	DesktopLayer.exe
2088	DesktopLayer.exe
2088	DesktopLayer.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2244	iexplore.exe
2244	iexplore.exe
2944	IEXPLORE.EXE
2944	IEXPLORE.EXE
2944	IEXPLORE.EXE
2944	IEXPLORE.EXE
2244	iexplore.exe
2244	iexplore.exe
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exe

description	pid	process	target process
PID 2244 wrote to memory of 2944	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2944	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2944	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2944	2244	iexplore.exe	IEXPLORE.EXE
PID 2944 wrote to memory of 1760	2944	IEXPLORE.EXE	svchost.exe
PID 2944 wrote to memory of 1760	2944	IEXPLORE.EXE	svchost.exe
PID 2944 wrote to memory of 1760	2944	IEXPLORE.EXE	svchost.exe
PID 2944 wrote to memory of 1760	2944	IEXPLORE.EXE	svchost.exe
PID 1760 wrote to memory of 2088	1760	svchost.exe	DesktopLayer.exe
PID 1760 wrote to memory of 2088	1760	svchost.exe	DesktopLayer.exe
PID 1760 wrote to memory of 2088	1760	svchost.exe	DesktopLayer.exe
PID 1760 wrote to memory of 2088	1760	svchost.exe	DesktopLayer.exe
PID 2088 wrote to memory of 2308	2088	DesktopLayer.exe	iexplore.exe
PID 2088 wrote to memory of 2308	2088	DesktopLayer.exe	iexplore.exe
PID 2088 wrote to memory of 2308	2088	DesktopLayer.exe	iexplore.exe
PID 2088 wrote to memory of 2308	2088	DesktopLayer.exe	iexplore.exe
PID 2244 wrote to memory of 2860	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2860	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2860	2244	iexplore.exe	IEXPLORE.EXE
PID 2244 wrote to memory of 2860	2244	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\757b725545931bc756b2be861430634d_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2244 CREDAT:275457 /prefetch:2
2⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2944

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:1760

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:2088

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
PID:2308

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2244 CREDAT:537613 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
7de88c49fc3e2439b71bbeace2c19716

SHA1
5777bc65ecb5ba33a00a541c15751449839e12eb

SHA256
1dd7d3d27738d8c89115aec25ef7ca18bbeb8c62940371108895ee7a409c7d1c

SHA512
3f3eea604428973621d210fad65656d63ca4b0bbd90eac47523eac70da5fe33d648ee7be6a034106dc0f303e92b1ba501d0cf03c6153f9ad5543a0c62125d954

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
b9ba788733896ea09a1eeb149e3b8de9

SHA1
92e54736e7c69415a0fd797c665caf2dfb48a38b

SHA256
7475a992ab82690d2c8378c477a131719a88f0236b347bd5389690c0545ed6fa

SHA512
c9ccb7367fa889a130f506d6a410d988de8f2dae5274237d86192e9decdba01fd97064362fa91ee5d5ed76a9b2ffdaada82bbb7f49ce93a1bd983758ab8342fc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
e1a9511e23881e7db15d61bce384633f

SHA1
6a2153fba8c1c8c72465a8b135cdd169e1f53cb3

SHA256
555f7054d526ba0f2df17f0dbcc43278eab8500e7eefbdd2832cf3318676a44f

SHA512
ea29a1f0359d70d2c0a15e8305b5f8aad196d4d6b70941478a278c7e5d5a52a94405db96b23c4793e1451ef4a55f3bc59e338380d942aa8cd9f41c008f5a9857

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
e41ee2de5a1a35766f36fa12648d9e86

SHA1
f9c207550095cfa920792322f09b7932e00c9169

SHA256
3b683b39b183bea031b136c52bc2d5389efa18414d57d8068ecb55e555d1bb64

SHA512
2426da58e398f0ce2168b45b5326bd987a07edf84be67a24f7e3d0584a31b190f21686bf044026c4bd01209b29eeb9db02473215957f148f5aa4bb47e234c8fc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
d6690a4bd210799dedbe14f139d60832

SHA1
8476fefb502bffbd1786db58a5b15bcbdb5e19f6

SHA256
0d824b34ee68d7f95b6bb4276eb37a02ce2d79eeabe8d29c33abb6469e5b5de1

SHA512
deb4d751bfd84df965be53860997270431ecf54cecb6923d8a105e0a11ab398290f862b0c42abbdfa4ea84bd55a6851571b1c4afc9219cd506244ea1fe4ed8fd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
a93a7525cd690e1c0b923d522bbb4c07

SHA1
f6ae84b2835d8eff2bd8d901e00482368b0b46bf

SHA256
1e78b38c700ad9d505fcb119c8b3cabe0d6359fba12b0cf17742d2bc68c2b8d4

SHA512
8fbf7b6b11939cad37821634c439273f66ae6bd68456906e29d6fda81f38e3a495109ab4d318f89fc6bbbe1f8967470852eabe38eeca27fe0bc810a98c33413d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab79C3.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7B70.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

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

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1760-480-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1760-492-0x00000000001D0000-0x00000000001FE000-memory.dmp

Filesize
184KB

Download
memory/1760-483-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1760-482-0x00000000001C0000-0x00000000001CF000-memory.dmp

Filesize
60KB

Download
memory/1760-976-0x00000000001D0000-0x00000000001FE000-memory.dmp

Filesize
184KB

Download
memory/2088-491-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2088-495-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2088-493-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download