ramnit | 255effad891574f864b8de56c24ebb5300e21be7b1f5b027b68afd0c884ec82c

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 20:35

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General

Target

06046dba0d9fb846ad7948d6b0996505_JaffaCakes118.html
Size

386KB
MD5

06046dba0d9fb846ad7948d6b0996505
SHA1

02ff657d676e545632247980dd85cc51709b4164
SHA256

255effad891574f864b8de56c24ebb5300e21be7b1f5b027b68afd0c884ec82c
SHA512

fe4c172221b4e349a9927e190fb9b531f14fb2c5d303ccee1f8b456eb544a6798212e11f338cf6a7d5841077704db67924b9387ceb451a6618aee7f859fb784f
SSDEEP

6144:S2+sMYod+X3oI+YgsMYod+X3oI+YLsMYod+X3oI+YQ:k5d+X3Q5d+X315d+X3+

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

2368 svchost.exe
2324 DesktopLayer.exe
Loads dropped DLL 2 IoCs

Processes:

IEXPLORE.EXEsvchost.exe

pid process

2512 IEXPLORE.EXE
2368 svchost.exe

pid	process
2368	svchost.exe
2324	DesktopLayer.exe

pid	process
2512	IEXPLORE.EXE
2368	svchost.exe

UPX packed file 6 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/2368-481-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2368-485-0x0000000000430000-0x000000000045E000-memory.dmp	upx
behavioral1/memory/2324-495-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2324-493-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2324-492-0x0000000000230000-0x000000000023F000-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\pxBF69.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 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420498375"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CCF2B321-059E-11EF-A30C-E60682B688C9} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

2324 DesktopLayer.exe
2324 DesktopLayer.exe
2324 DesktopLayer.exe
2324 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

2196 iexplore.exe
2196 iexplore.exe

pid	process
2324	DesktopLayer.exe
2324	DesktopLayer.exe
2324	DesktopLayer.exe
2324	DesktopLayer.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2196	iexplore.exe
2196	iexplore.exe
2512	IEXPLORE.EXE
2512	IEXPLORE.EXE
2512	IEXPLORE.EXE
2512	IEXPLORE.EXE
2196	iexplore.exe
2196	iexplore.exe
1252	IEXPLORE.EXE
1252	IEXPLORE.EXE
1252	IEXPLORE.EXE
1252	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exe

description	pid	process	target process
PID 2196 wrote to memory of 2512	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 2512	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 2512	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 2512	2196	iexplore.exe	IEXPLORE.EXE
PID 2512 wrote to memory of 2368	2512	IEXPLORE.EXE	svchost.exe
PID 2512 wrote to memory of 2368	2512	IEXPLORE.EXE	svchost.exe
PID 2512 wrote to memory of 2368	2512	IEXPLORE.EXE	svchost.exe
PID 2512 wrote to memory of 2368	2512	IEXPLORE.EXE	svchost.exe
PID 2368 wrote to memory of 2324	2368	svchost.exe	DesktopLayer.exe
PID 2368 wrote to memory of 2324	2368	svchost.exe	DesktopLayer.exe
PID 2368 wrote to memory of 2324	2368	svchost.exe	DesktopLayer.exe
PID 2368 wrote to memory of 2324	2368	svchost.exe	DesktopLayer.exe
PID 2324 wrote to memory of 816	2324	DesktopLayer.exe	iexplore.exe
PID 2324 wrote to memory of 816	2324	DesktopLayer.exe	iexplore.exe
PID 2324 wrote to memory of 816	2324	DesktopLayer.exe	iexplore.exe
PID 2324 wrote to memory of 816	2324	DesktopLayer.exe	iexplore.exe
PID 2196 wrote to memory of 1252	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 1252	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 1252	2196	iexplore.exe	IEXPLORE.EXE
PID 2196 wrote to memory of 1252	2196	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\06046dba0d9fb846ad7948d6b0996505_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2196

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2196 CREDAT:275457 /prefetch:2
2⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2512

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:2368

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:2324

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
PID:816

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2196 CREDAT:209941 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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
42b6f69fdcb16b8d227b485205cbfdb2

SHA1
7cbc090d5c55ff7cbdeac6ef6c96457fac9fd3d1

SHA256
fc2009f62f1739089c6645cddb91eaa7ec9c727f44013fae44fa1781b9f16c5c

SHA512
c2a7a64633d56ca4082eebdabb032252a188cc4cc107530eefd9982434b3335602b591d376aa18505c3290e2d29540eae2511e83c2a82deefa306c54d93f7971

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

MD5
6fdeb1bc9110c4f94642f686bc702048

SHA1
088952c37975193531b2c78f8cb9809f9fb04415

SHA256
d668645ab0002b91f965fb2609ba4706ad41c7874defb06daf491b06652d0391

SHA512
0bc4b6b3ba6db29d67e65e5c285af8f276ebf90fe627fd49306c0af3041bde1060e1a09408116d296a5faa089a581a33758daa2705fd0b46b0da51b4d56a577e

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

MD5
e8b3db84df2058f9e634245514c4ff9d

SHA1
843675bf8f6eac0bda9c942d9631da03f7589b44

SHA256
3c6b9ad72ebc5cd6468feb4e1dae29e823d80dcae311c1b633f5f7dafc932478

SHA512
c5b1915bfc8eb3c2930d011f8dba8e71953c570d9efbe750f6814fdde7dec001c4eadd7503f9d4b1b9476703a371a07f41431ad4f8563ea3507f0b81fd23b070

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

MD5
0df8a5e2068d93a13787196293cf9ee7

SHA1
d3fc07a15ba182e84a5dc5645f2854b5c5293b37

SHA256
f2be69a75420064840bc2d02ac68f9da7821986e82e65343a0e11152f7baa40e

SHA512
843157ca89fc5df214819122cacf57d4eb0bd07c152ef7e297944f7d04ca00f13849aac903cbfcb33ebace322aca41bbde95baf0d22e20cbfbb5d4b62c16b81d

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

MD5
08dcdbd4887271b9c46c98de94c9762a

SHA1
f905687147a51674d52fdbf719747040d39ad4e8

SHA256
2619558c7dbdbf241914dc8e86b1c86cd14c31ee1b7996165d12b04ea4239e01

SHA512
2bf6d212e5d4a63bfe9b7af45de90d43b2a88048db6c3202f78e51e4169047ff9f64e1eaa2524fb5dc854d07f26e4293e84eacecb890a4453f43d36be1246a6c

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

MD5
8a94d6c5acdd96762eeca472e70cac3c

SHA1
5c40a7401db2b2aff3918f436614d74cfa1513dd

SHA256
2e1c69ce8025d81539dabf4ebcd35326721ffcef2192bdf8a2bba34751de60e6

SHA512
a1598b1358c994ce24f46a5924f3ad25d3dcf6e8ae2e0ba5075823d85cdc2995e393022c3db7532e4d61fc656abfebdc389bf10ae58811880f6db5ba61be12da

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

MD5
a4011ccca061d358f1d9a446f267eebf

SHA1
069b13f803e01f20f7fa1d9642c232274710bf86

SHA256
d2e3d33817326cff72a1e2f3c742d00a21b4093bf1bbd1a6a550bff7faa08722

SHA512
05f65be79f1496ab1039fd95772360bd7b02b2e2aecf7e83e1d66d66714ee609908358d5dfa80810b39a8694e95b3c911f35e27a1e2bec8bfada049370154c91

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

MD5
dcf013035051fdaf76152f87f280c544

SHA1
222a102015e84d0622317598168f9ef8f6db88fc

SHA256
ea333732b25961a6603ac27e70ac78ae81294d971057c458a5111abd5bddceef

SHA512
348f776ff8e60b94fa3470cf5403dae129a1a7858195c5cd580602e31447ce6348109f15801a5b39120b4dd8c69e9169fe192003ae29c028039d216b23953b44

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1DEE.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1ED0.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/2324-495-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2324-491-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2324-494-0x00000000778CF000-0x00000000778D0000-memory.dmp

Filesize
4KB

Download
memory/2324-493-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2324-492-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/2368-482-0x00000000001C0000-0x00000000001CF000-memory.dmp

Filesize
60KB

Download
memory/2368-485-0x0000000000430000-0x000000000045E000-memory.dmp

Filesize
184KB

Download
memory/2368-481-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download