ramnit | c97dc3471335002c7dc98effd4111b4b519ad1972294edb558c796f58b540de2

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
13/06/2024, 10:02

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General

Target

a4fb46ec6d29b541421c3849f7c035cd_JaffaCakes118.html
Size

120KB
MD5

a4fb46ec6d29b541421c3849f7c035cd
SHA1

0d17568f68fc3a70f21a9d0c758445e3e85e522b
SHA256

c97dc3471335002c7dc98effd4111b4b519ad1972294edb558c796f58b540de2
SHA512

5183b64acea4e79229bbc3e64ad1143ea5cd96b4cb223726cb9a60a9c95bb03aa37c88de06a53579e463a1b4cf6e0be708f40cc1579f90d615838c09928f6b79
SSDEEP

1536:Sh5yLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTOy9dGCsn:Sh5yfkMY+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
2808	svchost.exe
1540	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	IEXPLORE.EXE
2808	svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0004000000004ed7-2.dat	upx
behavioral1/memory/2808-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1540-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1540-20-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1540-18-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxF576.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

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\SearchScopes\DownloadRetries = "3"	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\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	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
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\TabbedBrowsing\NewTabPage	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 (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\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 0006aafb78bdda01	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\LowRegistry	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\Main	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
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\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{04A7F691-296C-11EF-BB1E-6A387CD8C53E} = "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\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424434828"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\GPU	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\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000760f6fb6d7365248881a38bcea68cf8b000000000200000000001066000000010000200000002fec1bba044ceed7db59e68e2d5f1c4134d04082ad36843bc689cacf5fd0831f000000000e8000000002000020000000cbf140609bb81bc9c4051f23b315a22a69390942d95c4e44cfd1122a2968186720000000d75d3a2853e31f82c1524237f884e0679445484e03efddfdc39111b94139c640400000004dad0a7dacfd02f98d3bcab4294451585b4acfc3831b6ee667ce51dd05a737116627c908ff32f25ddbd8f5f5c932a8e254fea30b506ad578e7843d8ef5f65eb7	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\IntelliForms	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1540	DesktopLayer.exe
1540	DesktopLayer.exe
1540	DesktopLayer.exe
1540	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1868	iexplore.exe
1868	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1868	iexplore.exe
1868	iexplore.exe
2348	IEXPLORE.EXE
2348	IEXPLORE.EXE
2348	IEXPLORE.EXE
2348	IEXPLORE.EXE
1868	iexplore.exe
1868	iexplore.exe
1872	IEXPLORE.EXE
1872	IEXPLORE.EXE
1872	IEXPLORE.EXE
1872	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2348	1868	iexplore.exe	28
PID 1868 wrote to memory of 2348	1868	iexplore.exe	28
PID 1868 wrote to memory of 2348	1868	iexplore.exe	28
PID 1868 wrote to memory of 2348	1868	iexplore.exe	28
PID 2348 wrote to memory of 2808	2348	IEXPLORE.EXE	32
PID 2348 wrote to memory of 2808	2348	IEXPLORE.EXE	32
PID 2348 wrote to memory of 2808	2348	IEXPLORE.EXE	32
PID 2348 wrote to memory of 2808	2348	IEXPLORE.EXE	32
PID 2808 wrote to memory of 1540	2808	svchost.exe	33
PID 2808 wrote to memory of 1540	2808	svchost.exe	33
PID 2808 wrote to memory of 1540	2808	svchost.exe	33
PID 2808 wrote to memory of 1540	2808	svchost.exe	33
PID 1540 wrote to memory of 1752	1540	DesktopLayer.exe	34
PID 1540 wrote to memory of 1752	1540	DesktopLayer.exe	34
PID 1540 wrote to memory of 1752	1540	DesktopLayer.exe	34
PID 1540 wrote to memory of 1752	1540	DesktopLayer.exe	34
PID 1868 wrote to memory of 1872	1868	iexplore.exe	35
PID 1868 wrote to memory of 1872	1868	iexplore.exe	35
PID 1868 wrote to memory of 1872	1868	iexplore.exe	35
PID 1868 wrote to memory of 1872	1868	iexplore.exe	35

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a4fb46ec6d29b541421c3849f7c035cd_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1868 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2348
- - 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:2808
  - - 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:1540
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:1752
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1868 CREDAT:275469 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1872

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/1540-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1540-17-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1540-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1540-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2808-9-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/2808-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download