ramnit | 55170d9f4e22ae03d00a982ab8f4f281eb22499fde35fff5e0be4da0e94cb955

Analysis

max time kernel
144s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
16/06/2024, 02:12

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General

Target
b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html
Size 141KB
Sample240616-cnbrdavgnd
SHA256 55170d9f4e22ae03d00a982ab8f4f281eb22499fde35fff5e0be4da0e94cb955
MD5 b1460a3ef14308d8cedf2525a8968763
SHA1 fac3602bf1c320f41aa6cfd4f58a0a09045a5f4d
SHA512 096dd178261076b774c8bbd5a724b9370b6de08938f27088159e9d5050d0f55537cab11f41c1c40cce9d5db226db043ad59139329757da6e5bf31e1e8061414a
SSDEEP 1536:75kfx0dOcVyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3oJrusBTs:73dVVyfkMY+BES09JXAnyrZalI+YQ
MD5 SHA1 SHA512 SSDEEP

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
1828	svchost.exe
2132	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2028	IEXPLORE.EXE
1828	svchost.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0004000000004ed7-2.dat	upx
behavioral1/memory/1828-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1828-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2132-19-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px8E6.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\InternetRegistry	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\Toolbar	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\DomainSuggestion	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\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 (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	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\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000587104b0d2f7da409208cf3ae9e77a2300000000020000000000106600000001000020000000926c572928e180e6a398f7309c48330a6f440518e0842a9ba2b82fa7feb00248000000000e80000000020000200000001db2e622ead6e19c7cbc30ae6ded6272981760a67b09f17cf6eec7931f72653b20000000ed8be42275663348c7e1e4eec6bbfdcbb4e582692b7d5dd6f5a08b44f937feca4000000031674de96291de942a299e5d1b8312d43cade8cdfb2198f719c25c75f0b229b86df25f251bd345cbcc44b4e10189d52a46375e6ecf02d6f37841e7b8f35df1ed	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	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\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	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
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	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	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 (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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
Set value (data)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70aa010a93bfda01	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\Recovery\AdminActive\{F1784AE1-2B85-11EF-B27B-DA219DA76A91} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424665865"	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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2132	DesktopLayer.exe
2132	DesktopLayer.exe
2132	DesktopLayer.exe
2132	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2028	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1636	iexplore.exe
1636	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1636	iexplore.exe
1636	iexplore.exe
2028	IEXPLORE.EXE
2028	IEXPLORE.EXE
2028	IEXPLORE.EXE
2028	IEXPLORE.EXE
1636	iexplore.exe
1636	iexplore.exe
628	IEXPLORE.EXE
628	IEXPLORE.EXE
628	IEXPLORE.EXE
628	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2028	1636	iexplore.exe	28
PID 1636 wrote to memory of 2028	1636	iexplore.exe	28
PID 1636 wrote to memory of 2028	1636	iexplore.exe	28
PID 1636 wrote to memory of 2028	1636	iexplore.exe	28
PID 2028 wrote to memory of 1828	2028	IEXPLORE.EXE	34
PID 2028 wrote to memory of 1828	2028	IEXPLORE.EXE	34
PID 2028 wrote to memory of 1828	2028	IEXPLORE.EXE	34
PID 2028 wrote to memory of 1828	2028	IEXPLORE.EXE	34
PID 1828 wrote to memory of 2132	1828	svchost.exe	35
PID 1828 wrote to memory of 2132	1828	svchost.exe	35
PID 1828 wrote to memory of 2132	1828	svchost.exe	35
PID 1828 wrote to memory of 2132	1828	svchost.exe	35
PID 2132 wrote to memory of 768	2132	DesktopLayer.exe	36
PID 2132 wrote to memory of 768	2132	DesktopLayer.exe	36
PID 2132 wrote to memory of 768	2132	DesktopLayer.exe	36
PID 2132 wrote to memory of 768	2132	DesktopLayer.exe	36
PID 1636 wrote to memory of 628	1636	iexplore.exe	37
PID 1636 wrote to memory of 628	1636	iexplore.exe	37
PID 1636 wrote to memory of 628	1636	iexplore.exe	37
PID 1636 wrote to memory of 628	1636	iexplore.exe	37

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\b1460a3ef14308d8cedf2525a8968763_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2028
- - 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:1828
  - - 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:2132
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:768
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:209943 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:628

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

svchost.exe

Path \Users\Admin\AppData\Local\Temp\svchost.exe
Size 55KB
SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
MD5 ff5e1f27193ce51eec318714ef038bef
SHA1 b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA512 c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
SSDEEP 1536:Q+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzE:bROzoTq0+RO7IwnY
MD5 SHA1 SHA512 SSDEEP

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memory/1828-6-0x0000000000400000-0x000000000042E000-memory.dmp

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memory/1828-7-0x0000000000230000-0x000000000023F000-memory.dmp

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memory/1828-9-0x0000000000400000-0x000000000042E000-memory.dmp

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memory/2132-19-0x0000000000400000-0x000000000042E000-memory.dmp

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memory/2132-17-0x0000000000240000-0x0000000000241000-memory.dmp

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