7e9f8d4be691c76607d87e7a2139ad4f849d5bb4c443c82faa0143cefd75ad65

Analysis

max time kernel
1591s
max time network
1595s
platform
windows7_x64
resource
win7-20230220-ja
resource tags

arch:x64arch:x86image:win7-20230220-jalocale:ja-jpos:windows7-x64systemwindows
submitted
16-05-2023 06:00

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General

Target

en-US/settings.html
Size

1KB
MD5

bdf56fdd66fb5dacfb18119a2e62ad71
SHA1

d86e1a01cae25731dfe33a723bcbee9355967466
SHA256

5a3bfb7a45c44f1d37c4f4a8f9da8bdecd8a03fbbdb7b169a791bb745c5f9af1
SHA512

81068ffec992bb03a4829f7307761534e2c47fd4c8466862753fa52ae84e3b63534ea2f140bb0856f9ab3f3afb444b2817e7ffa62813e544d40df1de40013dbe

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 43 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000006e8f12fa8cd8fd499ff2c01df6bc8a3c00000000020000000000106600000001000020000000fdfb598639a76445e66d3f91234b9d82f5f405db906a891d5839e29ecc7d24d5000000000e8000000002000020000000244754fd538cdbf7831f82531ffeacc4630ae9662260daa8a1af100d13e5329a20000000a860fb5e5c0df355e4081a59c4253f1bc1afd6e249401f7219518b6768a24fa940000000c8a4dfda25a788c83f86702029c03fe820c0893b3ca5738d8d2d33ebac5d5ce279120cc8e928e1ba05dc75fa8649c2fc207d7c10a3f7eb2176b391ec7301870d	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ja-JP = "ja-JP.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "390981847"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{0F9E1C81-F3AF-11ED-BD87-E22606352ED9} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 9042c7e7bb87d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
876	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
876	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
876	iexplore.exe
876	iexplore.exe
1028	IEXPLORE.EXE
1028	IEXPLORE.EXE
1028	IEXPLORE.EXE
1028	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 1028	876	iexplore.exe	28
PID 876 wrote to memory of 1028	876	iexplore.exe	28
PID 876 wrote to memory of 1028	876	iexplore.exe	28
PID 876 wrote to memory of 1028	876	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\en-US\settings.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:876
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:876 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1028

Network

MITRE ATT&CK Enterprise v6

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

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

Filesize
344B

MD5
9bd4668ae57dffd84c079be1685144cc

SHA1
5bf412cb95a46fb49c8dcc7087da95f995d13f4e

SHA256
9a9890960d9aad6a338b1747457c6564e590d17d2150a7e100634b839cd15b86

SHA512
ccf303377beca06f32c1facdf62579f50017eb533fb2f61e706129f704ad09fd5c6395deb802f1f90e0d241a910d6afc4639505bfcebcd467704c40e10e8afd7

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

Filesize
344B

MD5
795796ed78ae9900869cedcdd5ba0459

SHA1
9e05884d0569592f74b34f1bce18541f5cf2dc0b

SHA256
6cfb4f58295a10c815d255987963309e629c19cd7927de5bdb5ee7d16f45d36f

SHA512
13b4e28a423b0c5d874cb26d7863685b42c1065e9342b0446ba08d47db5a6c418a0058845b9de4b6217e110228a0377e896072561851f9f710717906931a6cbd

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

Filesize
344B

MD5
af1099e26b7224c858bca88c896de04a

SHA1
0db6f3f43bc61bd88cc77725f0fa8a01aed6e395

SHA256
1fb306408e0619f51beff0374e016862c36bc28d4729c8ef36a5a07b962452c5

SHA512
6b96adb9901e278dbc76e2775bdcd1ee3bb6e298025595428adfdd8866ca935de65bdcfa127b7e49f3c60b8615c347191b28e257e94d22ee34bffd8aaeb59017

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

Filesize
344B

MD5
19bd43d6b5c73050d1edc8129f5c27b4

SHA1
19a0893ba0aec20d65f93d6933383f8060c6c55e

SHA256
a085fb1b734ec66086ff29f442c8922e45668468d4356647c14e95754bf57530

SHA512
227ba34d462ea0d66f9552cfaff50aa07e5d51c05389a24ef24c8b35c2c08badb401d18d8c083d4ba9eb5a1b8673a0e085d1128a1c85487b140f1f87c62f1c48

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

Filesize
344B

MD5
bf94a49c56305267602a45c7515fcdcf

SHA1
3441f9176e31edbb0cfd2acb3be52bbcdd0d5612

SHA256
6cbb0f3de6244a5fb5b6fff61c58659de5c47a1f552c3927fbac076569b78eac

SHA512
e32d0e31cbf05d597a5b0c4fdf707fd15c2adb7ab03731eb5e258639dc6a9a23ce7b75dbe907c09b60ca1a6947d35148c2cb66dd787e14291424fa66a114889f

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

Filesize
344B

MD5
d398df56a724f6b044b87aee51c9b9c7

SHA1
64612443d57d6083d8b05864e6343a9a3c2b2285

SHA256
3f41837fed83ae0bc7be3b4542d0be96469c35dc10454981ca980144152dbe3d

SHA512
1833fd2ff0e7ce8abd36906c58aa7f08a151c7d0842c58e03c5bdea4166b4b3430a2e2de21afea99cdd85560699c54552811bdf797ad048410d12992416a562b

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

Filesize
344B

MD5
8e7f233f1de45e72502257f9ac10d535

SHA1
d4f233c3c09ef372379ae7659b64ebae9140fe45

SHA256
a255707af8c66ebdb5e59560275d08456301e4f6f973668c07a8c4575782e03f

SHA512
e05156765129cb494809161892875326ba1d9db4103fb936d38028693765fa20283cc73be8a565e49364478ad2fd81e9d18715b7e927e40d50317867778a7258

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

Filesize
344B

MD5
fecc746a34e782d2cba2e5256e7027e7

SHA1
0c274f11fb8ca3e65988df815ec8905d83c628c7

SHA256
85f3d386327d7b8a059f2b18caa9163544602412c477f67d72347f20f591e97d

SHA512
868ba0643a2e5a94429ff1aa04c3fbefd93c0189590a9644ebcd2abc3e30dc8e3484547d8614de58cab66aba3efbac1ee26a177d2a4bd704aed1eb34bfa4f9d2

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

Filesize
344B

MD5
06b97e52cc393401ec8d64f0a878c1a5

SHA1
6e63ce326fcae821d9a111d302ba6d791e0ec645

SHA256
e62ef57abcef9ed065ed60383c680820ab59f3ea08abe920308f8812b3eee94c

SHA512
b555b0b14c3a02818698f46d507ef0b2454e978422b0e385ca93ec596e633c7252761f035cfa33601bf630190b031ff0336eb76db9572dc9e0f8e69962630c19

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VQ77JNZF\suggestions[1].ja-JP

Filesize
17KB

MD5
f0e8351230b562572b4b315a1a55004f

SHA1
1cc73361100ce15353f2571a03a5d5a364be87d2

SHA256
650de9892142b102c0cd1f9deca25f93d83c0bb8b5434580c77dd4214a82e1a5

SHA512
3d7dd1a72a000041fe308828c714ac48c463e0022cad3495296d0eb72a0fc85127b3c46cdc0015da25d41e9d22eba887980c301663f37ad86e7ccbc452934d46

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab88D3.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab8942.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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C:\Users\Admin\AppData\Local\Temp\Tar8995.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\EU7S0IMI.txt

Filesize
604B

MD5
5bc756d5a508734f66ecf9589f2cede5

SHA1
242775b16c27a8e2854599476c5c7c01be3c99a5

SHA256
13ce6f528d687bbaf8b292a492116c6509cd3f7adaa45ec599191adba6161ec3

SHA512
53c4b692b341d1d2a25b7efff0d67f1fd7715bfb1f801e286197bfd9aca6e0a09a3eedeb0aa0b6a6ba45ba0705c471265f2f122384f7f6a8adfb066d4466f2f0

Download Submit