7165fc143a4ac0d0fd3bfffd78430e900f5707ee6de9651820add9ca3ea469bc

Analysis

max time kernel
76s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 19:22

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General

Target

vpnclient2/gonggao.htm
Size

1KB
MD5

141e20590ae0e47f4921b51dadc3143c
SHA1

91b8a92e95147ba90cca66864b959cc7a0d67ac9
SHA256

09a4ba9dd83c8268063689eaf83a1eb9a667eaa1e2ab80a8676b5957d5cef319
SHA512

2cc063c5f62a4c512a1f2ac3a08a4e090105d70235f841090a1367e3697107883c6d9e675441e7fb692a28f91ebc4308ef546b08f76ad90ae102a97a8f110340

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007b88b8645d6de74ab21efaf0de98379b000000000200000000001066000000010000200000009f28a4313cc884694b7f16c27c0a779b645ae9d59394156eca69441de29e551c000000000e8000000002000020000000f55b6daf1ee46a65bc6b044934f8a5129753a9543ffc12f10809e83140ab192b200000007a1bee8196cfcf6f2994d3cb4fb29b68379568f167f45bb640d8cf4285cf838d400000008301dfe3c5e53ceceec5842bdf9e87a4e880f73749fe6681ee5561ea2d2675621c49236dbde6bc814c79de6aaafbc9d28471d60fc90cbd2133662973d2f627dd	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "432417218"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{801C9B01-7205-11EF-8FDB-C28ADB222BBA} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f00ceb541206db01	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1756	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1756	iexplore.exe
1756	iexplore.exe
536	IEXPLORE.EXE
536	IEXPLORE.EXE
536	IEXPLORE.EXE
536	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 536	1756	iexplore.exe	29
PID 1756 wrote to memory of 536	1756	iexplore.exe	29
PID 1756 wrote to memory of 536	1756	iexplore.exe	29
PID 1756 wrote to memory of 536	1756	iexplore.exe	29

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\vpnclient2\gonggao.htm
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1756 CREDAT:275457 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
342B

MD5
466695f758f4af21fd07988d5de0dc83

SHA1
15c2d1a134cb552fb92a1842fa45010c09641e9f

SHA256
8fa5fa4772eb350e5815627dc9f284632c5ddafacad3feb50c15928d00609645

SHA512
90d59ed076b13e0a4597050ca09dc2cde4fdbea03c8e5e24fed6620a399ac033b15d63f8e13a0eb0aa0b1860352a434da723191b0aa3a3ec8b13163ba9ee4d66

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

Filesize
342B

MD5
656f9cf919ab6726a4517094636d83c3

SHA1
b5133166260d144e448db54cb4a08dcd7e839dcf

SHA256
1f69b39306ad44f79d89481ee22d102d5306e72a2cdf72a79c15621b7f9f5d59

SHA512
002e11f29e128cf5e22cb87d87aa8565f0123219e6543c3685abb452acb2307108ac25aeb7adedb62714c9776f7e67385894d8ee3b72b7423ec9f5fd8c82043d

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

Filesize
342B

MD5
54e2b832c8d1e6c9f468c274ac08b061

SHA1
b377eb83ace34156df3ceed550d9d745833724e7

SHA256
9ab124a5ee5fe28f3696d33498fc9b8050931d99d296baabac097f34905ed3c7

SHA512
241ed02e917ceeb7a6a3424ee8175690b10882d875371578b4d6e66462ab23228f4020f14330a66526a988322802d9ad4a9878f1c2d5ff641591259fd80bdd86

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

Filesize
342B

MD5
fb00a83118cb47aab96a4f4515787684

SHA1
50d5d340cef74a2ad96872cfb6e8e80f5e6ca839

SHA256
40f5ff8dfa5d3ae42aa633c584c4ef02e9ca1c6e61f379637825ad3bcb38acab

SHA512
4a463c7b9f44c629e83b9693306719adefc6bae9333b69f5ae0e95b5a254900394127900c1426994d6823fde5b60c2fba1b4fb2a42f8eb2c617febc15145db41

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

Filesize
342B

MD5
6eeb6d8f59507ac53d6364e66e301e15

SHA1
b6bb13800d570717e1888fc7f88b5d7a5a6b0d6b

SHA256
a3fd986b8eea170589f7755e5a3c95d1929e624a51cf48e9e638e0ba991bf508

SHA512
693dc7824a3f2a634e55007e0c7b7886383cf165c5da5fb4a878f959cde56143febc68c32dc5a85a64cd8df343472a4e3e9798a88d954f79f23d178d6a4c7799

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

Filesize
342B

MD5
68c81966ae25b16ce0390601d5a11aff

SHA1
ad14ab2b356c6e8538d16cc6e4773d7ca64d59b5

SHA256
8400280fe42cb7bfb3e651f8487180200ad773e7d55f8c2e8546ea6bf5dcd4d8

SHA512
c853681637b4bf980b81a8aef4b3fedeffdbd4d758e101260deab649d422edb144451b776b2e3094bdc26de4bdf49298a0eef189e7ee28f9759d2a6cee9daac0

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab30A4.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3163.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit