ramnit | 0f62a3e7468f8f210ddc8a2d38c37fe3da876f308137fac92e289378b0c2c391

General

Target

84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html
Size

124KB
MD5

84b4ff9ee94b605fc573f3b41a4888e2
SHA1

afcb3a6b4cbaf985dafe3bb239ae22d012f0bde7
SHA256

0f62a3e7468f8f210ddc8a2d38c37fe3da876f308137fac92e289378b0c2c391
SHA512

927c65c532dc088b087adc438fb9efaf92ef7057c55a6de1fab90b37095d97c1ef91226c7bc78706332637fbcf1a082bf3932aae0c2ac20ab437fbc0e25cf4c0
SSDEEP

1536:ZXuYyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTOy9dGCW:ZXuYyfkMY+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

2688 svchost.exe
2736 DesktopLayer.exe
Loads dropped DLL 2 IoCs

Processes:

IEXPLORE.EXEsvchost.exe

pid process

3000 IEXPLORE.EXE
2688 svchost.exe

pid	process
2688	svchost.exe
2736	DesktopLayer.exe

pid	process
3000	IEXPLORE.EXE
2688	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/2688-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2688-10-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2688-9-0x0000000000230000-0x000000000023F000-memory.dmp	upx
behavioral1/memory/2736-19-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2736-20-0x0000000000400000-0x000000000042E000-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\pxA6C.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 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70de07a3a9b2da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{8EEE5451-1E9C-11EF-88AC-F2AB90EC9A26} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423246204"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d7c7e73b934388418857a0db8be9c1d100000000020000000000106600000001000020000000422e4bde34008bc2afc95d15ef4a1e556bf867e60616e72da9eb2f3bfecaaeaf000000000e800000000200002000000030df7180356039746a6829d14e2c28759b7674dfec60e9d5a1b65ad1297ec10a200000005d74cff4265052e1c3e9a9a286d5d5ff0f5f0f6f2473251ef987ed3ceb87f6064000000011bcfaa40c63d1ed77f41ab943f5048b0104e49a8152e83d91a91665967406c633ae8bfb3d81e424cf847efe4bd604b71c45dc7b121902cd6d48189e4c5e249c	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DesktopLayer.exe

pid process

2736 DesktopLayer.exe
2736 DesktopLayer.exe
2736 DesktopLayer.exe
2736 DesktopLayer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

1008 iexplore.exe
1008 iexplore.exe

pid	process
2736	DesktopLayer.exe
2736	DesktopLayer.exe
2736	DesktopLayer.exe
2736	DesktopLayer.exe

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
1008	iexplore.exe
1008	iexplore.exe
3000	IEXPLORE.EXE
3000	IEXPLORE.EXE
1008	iexplore.exe
1008	iexplore.exe
2520	IEXPLORE.EXE
2520	IEXPLORE.EXE
2520	IEXPLORE.EXE
2520	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exe

description	pid	process	target process
PID 1008 wrote to memory of 3000	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 3000	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 3000	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 3000	1008	iexplore.exe	IEXPLORE.EXE
PID 3000 wrote to memory of 2688	3000	IEXPLORE.EXE	svchost.exe
PID 3000 wrote to memory of 2688	3000	IEXPLORE.EXE	svchost.exe
PID 3000 wrote to memory of 2688	3000	IEXPLORE.EXE	svchost.exe
PID 3000 wrote to memory of 2688	3000	IEXPLORE.EXE	svchost.exe
PID 2688 wrote to memory of 2736	2688	svchost.exe	DesktopLayer.exe
PID 2688 wrote to memory of 2736	2688	svchost.exe	DesktopLayer.exe
PID 2688 wrote to memory of 2736	2688	svchost.exe	DesktopLayer.exe
PID 2688 wrote to memory of 2736	2688	svchost.exe	DesktopLayer.exe
PID 2736 wrote to memory of 2684	2736	DesktopLayer.exe	iexplore.exe
PID 2736 wrote to memory of 2684	2736	DesktopLayer.exe	iexplore.exe
PID 2736 wrote to memory of 2684	2736	DesktopLayer.exe	iexplore.exe
PID 2736 wrote to memory of 2684	2736	DesktopLayer.exe	iexplore.exe
PID 1008 wrote to memory of 2520	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 2520	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 2520	1008	iexplore.exe	IEXPLORE.EXE
PID 1008 wrote to memory of 2520	1008	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\84b4ff9ee94b605fc573f3b41a4888e2_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3000
- - 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:2688
  - - 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:2736
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:2684
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:472069 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

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
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

Filesize
342B

MD5
e85d8c5e6b765d94c763974c07430f55

SHA1
6196f972c252e856b706a0fcbccf35cf4a3becac

SHA256
baee7590cf0d4274303cb6ae7f5911d9318e50afbc428817e5b6dc9189dfe810

SHA512
0bf6c4f137d149aea71251b1efb8d9390352b8c0daecd255521918062051c617a1daf90152454f43d720b5a4d08e52a9bd42df92f2a1bf45aa06559afa3ebaea

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

Filesize
342B

MD5
5cbb31009c11bf73b4a0a0a043e8b264

SHA1
09178e6ac2df8c17f0020cacf7a52dead438e597

SHA256
3ad8169c78f1068e3dc6c2a37e7bf5fe0362c7d92e9ab403dbeb6500e107fc44

SHA512
86ba0a7b0e7ed55e4d1f7b67f77348a5ec5eb4a39a44265758e1f92389c6faf5d5dca47fc3511b86b67416e6c1ac6675ef0c561c465cd7a88b4d6b228d1a2e1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar13A7.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/2688-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2688-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2688-9-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/2736-17-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2736-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2736-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads