1947505600b08e51be206bf1b4b56db0f975db534f3554327a6c0d78d5a9f59e

Analysis

max time kernel
100s
max time network
131s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
17/04/2023, 15:34

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General

Target

attachment20230417-21076-ix39vl.html
Size

1KB
MD5

c59bdb7ae1b6b6473ee1809f956242be
SHA1

bba5bd5dc7f488563bf13313ba154f5d7a874ad5
SHA256

1947505600b08e51be206bf1b4b56db0f975db534f3554327a6c0d78d5a9f59e
SHA512

e467cb455d9945b24151a02d9c6bbdf9fabeb79eeb20c22bf304cc853c6dcc888559cecb113411a7cc233c6dc69623fd76b03d3300e2cd42a37a35a2a59e0079

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 38 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{15D679A1-DD46-11ED-AB51-5E76FDCFC840} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 401703ed5271d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "388517836"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fba6cfbdd4578d48a4e75475bed73c6a00000000020000000000106600000001000020000000f91da8b5fd7f06f6e6badfd602bf4cbd822b5f56e9b4e201bc856cb8ea8a2ca9000000000e80000000020000200000003acffc116866dec1c2cdcb35486178da0a4be328803f81de3937be9d1658d7c520000000799985c17ab06ef45be008d577653951ff0676cc7cfd1644e110f6ffcee25af840000000b02aea636ecf0d96b421a2754d75bbb0e58aa12b608ce047128fb5737527c016d7325cb92d8d23ef7e6ce189d69a95512f5f2154b7c1bdc345db6d90ef56f5f8	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1772	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1772	iexplore.exe
1772	iexplore.exe
1000	IEXPLORE.EXE
1000	IEXPLORE.EXE
1000	IEXPLORE.EXE
1000	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 1000	1772	iexplore.exe	29
PID 1772 wrote to memory of 1000	1772	iexplore.exe	29
PID 1772 wrote to memory of 1000	1772	iexplore.exe	29
PID 1772 wrote to memory of 1000	1772	iexplore.exe	29

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\attachment20230417-21076-ix39vl.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1772 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1000

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

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

Filesize
342B

MD5
ba61bdfd6b9b9b6e35a6765dd6a5554e

SHA1
6a9e06fd70976138404648c18cb386aa31c180e7

SHA256
dfea768da9b6053214c86c5d28217566d04ce4ef345622622a55acfac9d4f9a3

SHA512
ab6c8d32690ad32414553d351d953d1546a0e5296e7fef46dac8b5961fa789737412233018366fa331a3ecb9b9b907d655e2350951c64f91b5603a28378f1a19

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

Filesize
342B

MD5
bd8f9307fb7e95406de17f1a7c9499ac

SHA1
94f88efa352c469a92cb5c0e91eec10a4fce2cd6

SHA256
474686f72c367bbe77bfcd63543288da9967bcb580eaacb289ff05fdf3a8ea85

SHA512
8e31623c0080a91eeca8de2fd26a0ba83b9b4e241e4f0f348b9a3d97820b0a7da4cff81dfa820d47f63204b2ea39cd9ee9eda5624c73e81b989e71a06c689842

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

Filesize
342B

MD5
631646a84b3339a7a8a531ef24d0c366

SHA1
5fc0c419e62a3a5d21bea27eae4e2e1362265503

SHA256
03a5187a0387b9ae5de2e36c0d812d5a71ab83b0a6d2099ae22bf5382bd9324c

SHA512
e9ec094a074ecae3b90455f333544d865dcaa7cca0e92c9070e9db6c2298999b3e0e449413eb71909a7cb9e692a476bf58bdc59b92a1cc4a63d6e7bb7bf7abbc

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

Filesize
342B

MD5
2e8ebdd619e35a487dc4bc9d37f230f0

SHA1
a1ce95d8cdd3f39da8d18d796ff357c6217135f5

SHA256
6e74881be230d75a60b5254e615bbff273099f9f37ecc00ea23d88f62cc41653

SHA512
6c6ab30340ff6d29a564b0069a4be68bce3695bc93e79e8cbe2b47475b984a84d023620ad572ce7f2785eacc332985daab776c86a76242d4bf557fdc8c7e56c5

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

Filesize
342B

MD5
36af799e3ad5987c16c0a9aac8268fa1

SHA1
8d4d24e44fdcdb51d34fe8e0e3e0d7edb4fbf51a

SHA256
cf4dd02eeaa21ab16c40c7c80e174da38b2c232662784e9bfd846b043da48c1d

SHA512
c889afe3b74ff5358e65422c517964b50ff3eaba9e0e1442990ee7f11216918d251e4d83e18bb46112567888d595a6f24dd9a9732046038d78a580473c4dc949

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

Filesize
342B

MD5
7633310f33a8c0ba4d64a1b6401085a4

SHA1
24e635b66c1e7076445c2abfc7b6c032f6c9fb24

SHA256
fa5eb258091d0a870a2ba9c185bfe20e5c9011aebec1a5c8f37f2631e12e781a

SHA512
fbe8cd7ee6f9847168c0741d35ab8283e2cfe57fc145240d9b25f54077f3968026c97e88201a774a4915f2dd5990a87d995322c7ecc805d6045f2e559f9e3769

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ACT9UUKV\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab2DB8.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2EE9.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\DEFY4EJQ.txt

Filesize
596B

MD5
7325b13a188f9558293f327b71e6eac7

SHA1
183e197e98983c457692cee1f6f341574b85aff4

SHA256
05051ce6a5dd3c27657734638240c9bc6f4f7d606efeb5e5543aecc960ce2acd

SHA512
ddb9272e8d73b476fb31d5f7811f7c5c000249193e86c767f41ccb191b5c32a197ff167d1262bdf42ead2c68364501d2f6cc3eb9b6348b3007710ea834abc342

Download Submit