ramnit | b95f087a23ef06847621f2b674b67652bc65b92df6372a324d8f5c5cb1ef802c

Analysis

max time kernel
145s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 00:22

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General

Target

a31f78a2218d2e55336af98a6819326a_JaffaCakes118.html
Size

117KB
MD5

a31f78a2218d2e55336af98a6819326a
SHA1

18f2b7c89a8027c365d0877aa98a2b59ee856301
SHA256

b95f087a23ef06847621f2b674b67652bc65b92df6372a324d8f5c5cb1ef802c
SHA512

5097267a1d5b72a105a4ca01e178c4631a24cc65f6b20c1d56501ccb6ab17939c2c2c7733fac525ca161dc352c0176ee45216cb0c0faa2d5c49d430fec1d06f0
SSDEEP

1536:SIRCyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTOy9dGCW:SFyfkMY+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

pid	Process
2580	svchost.exe
3004	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
1836	IEXPLORE.EXE
2580	svchost.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000165a8-2.dat	upx
behavioral1/memory/2580-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/3004-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/3004-18-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/3004-16-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/3004-20-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/3004-22-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px8F35.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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000587104b0d2f7da409208cf3ae9e77a2300000000020000000000106600000001000020000000a61ec92f18058f1fc31d653a38382b6bc9837b10d3e2b872817f283825e8f8f8000000000e80000000020000200000004462ad581b7c14e082b8ba9bc968b45ecc1bea4472d0febaefc321aeff9f643120000000f0f3187774a8f5654aeabac7d69abd1b05c90b3c98a84b7a6be16e4f15079dad400000003744910d9d46402cd72d5bda4116bcf5f2e2640c9b75a73a2bdcfab49118f693928c730d533e6b6cb16fe4c4fdd56cf23bac61ed401c73e3e25a91c6a0f7e5e5	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F71965A1-291A-11EF-931A-4205ACB4EED4} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a019011028bdda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424400016"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3004	DesktopLayer.exe
3004	DesktopLayer.exe
3004	DesktopLayer.exe
3004	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2428	iexplore.exe
2428	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2428	iexplore.exe
2428	iexplore.exe
1836	IEXPLORE.EXE
1836	IEXPLORE.EXE
1836	IEXPLORE.EXE
1836	IEXPLORE.EXE
2428	iexplore.exe
2428	iexplore.exe
2552	IEXPLORE.EXE
2552	IEXPLORE.EXE
2552	IEXPLORE.EXE
2552	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 1836	2428	iexplore.exe	28
PID 2428 wrote to memory of 1836	2428	iexplore.exe	28
PID 2428 wrote to memory of 1836	2428	iexplore.exe	28
PID 2428 wrote to memory of 1836	2428	iexplore.exe	28
PID 1836 wrote to memory of 2580	1836	IEXPLORE.EXE	30
PID 1836 wrote to memory of 2580	1836	IEXPLORE.EXE	30
PID 1836 wrote to memory of 2580	1836	IEXPLORE.EXE	30
PID 1836 wrote to memory of 2580	1836	IEXPLORE.EXE	30
PID 2580 wrote to memory of 3004	2580	svchost.exe	31
PID 2580 wrote to memory of 3004	2580	svchost.exe	31
PID 2580 wrote to memory of 3004	2580	svchost.exe	31
PID 2580 wrote to memory of 3004	2580	svchost.exe	31
PID 3004 wrote to memory of 2992	3004	DesktopLayer.exe	32
PID 3004 wrote to memory of 2992	3004	DesktopLayer.exe	32
PID 3004 wrote to memory of 2992	3004	DesktopLayer.exe	32
PID 3004 wrote to memory of 2992	3004	DesktopLayer.exe	32
PID 2428 wrote to memory of 2552	2428	iexplore.exe	33
PID 2428 wrote to memory of 2552	2428	iexplore.exe	33
PID 2428 wrote to memory of 2552	2428	iexplore.exe	33
PID 2428 wrote to memory of 2552	2428	iexplore.exe	33

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a31f78a2218d2e55336af98a6819326a_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2428 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1836
- - 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:2580
  - - 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:3004
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:2992
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2428 CREDAT:209944 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2552

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

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

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/2580-9-0x00000000001C0000-0x00000000001CF000-memory.dmp

Filesize
60KB

Download
memory/2580-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3004-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3004-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3004-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3004-19-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/3004-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3004-22-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download