c8223069ba9a9a44ca5b0ee8b4d1ead8d066ceb2fa24cf0716ad172d77a31fd0

Analysis

max time kernel
122s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 17:57

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General

Target

yuantu.htm
Size

7KB
MD5

9c23b1bf253e3ad46fece36695a33a53
SHA1

d93cce849f527190ad4d6df4bfb1eb653b13c10d
SHA256

c42488d8fe61f3e07915a29eb51fff98209b349a99bd5bf8d5a689167563bfb9
SHA512

537ad08fcb1fd953ff7a8a32b3a221b3852a1cafeba876377aed7854ca1f288dd94655cfb8b915d7d8f2e2856df1f3495c704810ecad7be4d4eef4574f820497
SSDEEP

96:BOPjVwHXCjOV/Efd2Kx2SDpwN0DIDc1htLB4hNhzv8e1/DMHMCPa1:BGFCV/G3xBpnIQvtLB4hrzp1bKPa1

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 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433448915"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007b88b8645d6de74ab21efaf0de98379b00000000020000000000106600000001000020000000c5056fd54b1aeb43a1695ea0f6ca6f4a1e49714fe70ec355e959afa6d43141ab000000000e80000000020000200000002130bce5c8a36d2e4451d94306c8e2f838e53d5853f387e128b970f584634b31900000004df5fd65cc00ae35e5a7fbfc81fe6c84b70d1150731c4f7f7e1eee9b7ca0ec4f19cfe9b0fcc72bd5ba72093c3923a41f8fe78d98f64c6e611b943054325f1b904b5c73b31f34b125cde04808413c8a7a75cfe38f3eea8469a2ad5a7d269ef00ab961856bee3658c9f65e128cf1edab77e84502a9aa50e8970100b5c2df5276c5e544006d88e22bd89104dc338c57e7244000000039ffe60ba857a8cb243aaec9e68f976e84ae72f75fb38e46499eeaa4122bb1ddd557baf90d750389c6f0feadc0bf4b39f516fbfbbdd3fe703faa714b46a3c7db	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\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	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
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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 (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	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\PageSetup	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 (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 (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\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	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\BrowserEmulation\LowMic	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\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	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\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	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
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d055778e740fdb01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	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\AdminActive\{9B806E61-7B67-11EF-BF4D-465533733A50} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007b88b8645d6de74ab21efaf0de98379b0000000002000000000010660000000100002000000091df37e2cd87c292aabe255919a289ba9ea9af9a15f1e1e501379b73117aea87000000000e8000000002000020000000b42e111cbe2cfa104e2d44a694a7ac3f33ef37cab373103ac28bac53639a866e20000000a41f9b0c356f9ef4067dd825d27a0fd409e14ab5e404b2b37053feed367a3df940000000636918f84381981248e74878fa0c19c402247aebefbb6b29bbfcf04cd974374b6731ad74ad3f6ed8efc78ce8b42ec0e10c2c5b5c8a0bc48354c7bf97ddd6998d	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\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\International\CpMRU	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\Main	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2272	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2272	iexplore.exe
2272	iexplore.exe
2336	IEXPLORE.EXE
2336	IEXPLORE.EXE
2336	IEXPLORE.EXE
2336	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2336	2272	iexplore.exe	30
PID 2272 wrote to memory of 2336	2272	iexplore.exe	30
PID 2272 wrote to memory of 2336	2272	iexplore.exe	30
PID 2272 wrote to memory of 2336	2272	iexplore.exe	30

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\yuantu.htm
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2272 CREDAT:275457 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2336

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
0009ceb5d1e0a70958a6e79e8d7ab44f

SHA1
fcf8a137629b7a4a73228b2567183f0d700d723e

SHA256
2e4f67a9c7be78990a07491fa2686371d8449c06e1d605afb177e5c559b95c85

SHA512
bb285a2c13ef9a73790a499ec0051138d0e664ead9f24a70f3ba272616e5c00ca8ff6ab626b25911c1663365924f254825c411e1b04c504e16461c8bec9eb712

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

Filesize
342B

MD5
25273e23a9b7e03d515ac93f21dc0874

SHA1
fb05c9964a382a3079c13adf5ecd1b921c4c55a1

SHA256
51f39398592bdff8e71577b8ab95a733f4f39e8afa0fb19087618e9cb6239b66

SHA512
fb430ffa7e639f266057d2dfe68b1284cf58afdd25e51b5d9e8932be913e76cfe7846975b8eb674357b12ce79dc2d68e4a548a02edb6f1d5ca1aa677191e2f10

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

Filesize
342B

MD5
4956024575845920518a3370141710fd

SHA1
63120f8ac1134a7d6e6dc6e4dae743b5d0831c7a

SHA256
0e3a89558aa25e974fce9f94450277048cd24f3531b71042a7e0e23cbcae2601

SHA512
30e0d48e93cad8685dcad4d834ac20c15821494397f04e2722270f4d449797acba1299f0168ed5b97f822d964cf7bff28246e86c122b479e50beec8dcc524ce9

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

Filesize
342B

MD5
7ddbb832d43fda29019ab03acc32d1bb

SHA1
153465ace2047472d3956560b437e70e15c66e61

SHA256
99915b06de86b1eafcda16e4a41eb18da8d9585442858aee19ac15f10bc7c7bd

SHA512
ad929adbfe35ce32e1d7d1b0743ff8ba64140ebefe707d4a2fba1f2ad76730eeaae0a800473884f8fb9b014694f0a714e6ae3bbee305d8f65e74fc6bb8f62b24

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabD3D6.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD501.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit