392d9c1f05d8f8d67fbca464690af0d925046f05edbb75087b16c277627b5238

Analysis

max time kernel
134s
max time network
140s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
07-08-2023 20:26

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General

Target

FileBrowser.html
Size

5KB
MD5

596a975ab795b86d09e74c867940fc3f
SHA1

9de4b7e2f9f8f925329e21b746c893b67c14c76c
SHA256

f0405916651f535e00e4a63c9fd901ea3ce002962ce41fbf9d673d5ba0ad035d
SHA512

1b3853fff1da83999404fa92437566c60d7068520dd259b38a1bb62c1d1eb08ac4be90146c332b313f8ccd70ae161e7a370cd8ee08472495981a5670bc9bed05
SSDEEP

96:sQO/NKbtQXrYK4GvIPbamhWJh9p6ME4xPEQwPLfXGOne4FL:slKQMdluzvMiKL

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000000e8664bdb653864eb3b20ffc0ad3b02100000000020000000000106600000001000020000000601ecb4da387228b0509641be214cc2b268d0ccec1a59a5a7cf584820aae5533000000000e8000000002000020000000ed1d822b72a3fc56dc368d9c02cd726c6af6ad1bf06e8fef4d1eb60b47caf7b620000000c2b70252c4808e1eb9f5c8aeb6bb10b255c56f06c0167249b099b6cafd3b8a5b400000000b1bf009f4e7e1572317d78c3c85edd50afb39dade53c0eb114a52a03e0be8983d11926a8800db225a0016deb24b367d9e736e725a2843a96f42d3fc58aa3b5b	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "397601874"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B6FAE2E1-3560-11EE-93A6-FA28F6AD3DBC} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60e3d78b6dc9d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
764	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
764	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
764	iexplore.exe
764	iexplore.exe
2444	IEXPLORE.EXE
2444	IEXPLORE.EXE
2444	IEXPLORE.EXE
2444	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2444	764	iexplore.exe	28
PID 764 wrote to memory of 2444	764	iexplore.exe	28
PID 764 wrote to memory of 2444	764	iexplore.exe	28
PID 764 wrote to memory of 2444	764	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\FileBrowser.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:764
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:764 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2444

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

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

Filesize
344B

MD5
3627a7d267b357b376da05f99864b29c

SHA1
8f8bd3df1b361c1c09f8847bcd251fa45275c5f7

SHA256
155ad802f732f86a20a83fab7ac935b60210b460fc84f9574c6c0160ace8bd31

SHA512
6b2978ad4789cf0aae478e61c6f033b546016195eadd48f9c18f2f6de422b15de3278afdf5ac282f84cf203b7a77ed676530bf113f60e23744eccc590428a640

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

Filesize
344B

MD5
5e81c2c8458cce2b01d81e9e118f4e6b

SHA1
69fea05dd60c6a1f3f033265839ab706414fdb4b

SHA256
af3fa823d5f96da2ca8bb40037e975f7deec956d82fcc77e4db028cc3b16143b

SHA512
76dc665a1ae1ce3b19ccf54c8754ab8d218e47b90ebff62bcfebf486c1ac3eb93857b9b75a0cbea3e2bb7500605fb62b2ffb06938fede3d540670828dae3c31e

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

Filesize
344B

MD5
717f9e38e9e073c5da75e18af386f31e

SHA1
9bb503eb2d380985d8301b27f2fe845438236cd7

SHA256
ea404427d26b639b16c0e30d43e675149e3059dfe14a855512ab23e814e54f76

SHA512
34b4043c9d85fbf63f78aaa1e36efbeaaf5f94fc331629e39d6906dcbb60fdef20fa50c49cd6b8aa1c8d0f810b253a25a97615a1cfdcd81e018ce0159724e1e7

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

Filesize
344B

MD5
ca91c44f672ffb489cfc75a476f1461c

SHA1
469409baa2a7090ab4adabcd13cd6c2d897bb356

SHA256
2f4ef631f4481b104ff9324a53bd2712c969881f087a565cade98f8698c3bfc5

SHA512
bcdfa3e972b5bb567851a71bf54e5e59093bb78cb23c0b5e7a938252bd34c8918414fbf26ce941d3e447c084b792d6fd4f5a051eb8450fc756bc66d3b13c3cb4

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

Filesize
344B

MD5
6002431837c6d4b141ba59b0c230ba84

SHA1
400aeef575bc997813066db8bde8f379c8b21328

SHA256
87999ca82b30f74a59689134b31704c36ca4b8c0d0591c1a9bafe321441dca26

SHA512
138b38d74787c0856bced38118b6338afb90ed49227133af487f90c42747d1f0aa6052d2361fb157c11e95878ea0017709f553031231f2ae33bf24de45989e02

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

Filesize
344B

MD5
2721facef167835448bca7dcb8db1789

SHA1
66dd3abe60fc4bffa39fcb4baef2c21472c936a2

SHA256
4905a4c3a21b67a8535285a4727de2f0edca2c5bf7aa322524147af9f829e4d5

SHA512
07f484a14c60c9f75e4dbed5419f0e2f9b362d2666013616acd2b81724324d43e3e5a7229ea54cac9a6049bf8f00d251459750f736c773f8a5d6522f404a15b1

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

Filesize
344B

MD5
c550ee7a5fc9a49190e53a27bbf01a5a

SHA1
d21ae87fa73f96da1a7d8e389728ca35b4c7b131

SHA256
a440cfc8539ffd51d87ebe0d9426f46a821c816d5f8f47d60a6f403044dec5fa

SHA512
10718ae13ed811f24a382de11dd162d99cc6b528513d545e4589279f21332546de113100a7ff10b24a9d382fd6610dcf43b8d26f9eba419d9990e7c468401cf3

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

Filesize
344B

MD5
25e8f61180588e8da2c627dc3eb1befe

SHA1
b9ffb9465ebbfe8cdc47231bd3323680a751888e

SHA256
79c04efa70c714b064b562a355bcf170fc67952696b163aab004aa29db68b105

SHA512
38122a876c7594ec16eda2ce8c73c6628235cc4d15343dcccf2e2630f7a3ec15269e1b4f80874d9542500dde1dde838b2a818bbe2a1d71ceba02c36fcccaf399

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

Filesize
344B

MD5
2f01c8731f57a1759c47d9addcab299f

SHA1
96ad07f783b677ad85eaf8a804760874c1262998

SHA256
dd0a6ac316c20a0a9b1b9a8052e7ee0f7159ab37b2c3cd9a5f58ed1fdeeacbb9

SHA512
96d6ffa157ac4dcce2bbf350b1617011800faf07725710be34c307676aa990adb95362eabb59fb260bf1095ce445935ea65203891e9fe83a0abb44390d94983a

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA48C.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA6D0.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit