00b7ba9ce7c0afa20410272c90cdc7b1d17e5b600b91496db734d97844ed848e

Analysis

max time kernel
134s
max time network
132s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
08/10/2022, 19:14

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General

Target

SecureMessageAtt.html
Size

201KB
MD5

4af187f1eabeb2dae80ee8369bdda9da
SHA1

16a241a3244f729133bbd0f92f580d8992d1861a
SHA256

6a1df0b54b1f0903c2c97b799e95d290efdd01169425a07f7e9af7c97f727536
SHA512

05a25f22b89bb7319fb6b68347a377f606aa9bcf9bb91fc9236e57b927768df63ff721803be4095412962f154c32d2620dedcef63e26bdf86d05c54c18cd0a70
SSDEEP

6144:CWK3CO46fNbY1DI9QdTu2UYbKr0Qll/FwFcf/A:ji7xsI9QdinAKr0cFwFcw

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372028684"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4A306461-474E-11ED-8C74-D6AAFEFD221A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e0f3d159765a7f43b6bf060b4b70c9a3000000000200000000001066000000010000200000004629bf01e9594c2b76ad43fca08373a94ce12fdc2b65af49add3b2794944ee52000000000e80000000020000200000002100df82c5c763e7df588b6d3f337af79d4d4e2ab944892857f18f908733cdd420000000791b1f2503fb9de39cf6322ac2047d03ef74119d3b92045fce01bb0242cbc99e40000000569faf5946a9ec6d7bf5c2b8682fd194687f34c0d86fe46bedd2282c239c560065baa0adf7a40c5581a193717fd0a9b94ac1411b538f2fe5fdd4fb363a3de4b1	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f076165bdbd801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1212	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1212	iexplore.exe
1212	iexplore.exe
1736	IEXPLORE.EXE
1736	IEXPLORE.EXE
1736	IEXPLORE.EXE
1736	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 1736	1212	iexplore.exe	28
PID 1212 wrote to memory of 1736	1212	iexplore.exe	28
PID 1212 wrote to memory of 1736	1212	iexplore.exe	28
PID 1212 wrote to memory of 1736	1212	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\SecureMessageAtt.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1212 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1736

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
340B

MD5
b63bd18665adebcdf711a18aeedfb8b1

SHA1
8ed4629de47936573d7e6955da5723dec1109f34

SHA256
cca21b8bce13ccb3acc8ea05d11d46ead5035d3cfc3ccff86f1f4fefe818d9af

SHA512
f09a5eb9f8d8510108546c99535a115b482305580be736622725e9bc9a2786c371a6b1b790acc548a31d12140b1c5ae4b157e6baefa2f7511dd89b8e5150c953

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\tcz8fqz\imagestore.dat

Filesize
5KB

MD5
9bf757ed82ead141491ad3751b310b8b

SHA1
292ca1957125a45444a89519563e529492d46aca

SHA256
e5ef3a9072bc1a7b11cd2d6b8d00784d1b9c62d2e3e8539741b74e471767af17

SHA512
1cd69f7dadd74b00acba0d7c36fcae38c7f4c667ed1e13d63bfc576b674becb06c8bb43c13115d02d7d4014e10a7dc2e21ca1787d222fe08623329e7740898af

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\ABJ45C51.txt

Filesize
598B

MD5
b7ad6133769a2d63f228f9bbb5ebd4e6

SHA1
617475a1f53aee1aed7d13615021c06d9667b439

SHA256
1100be4fab91d21156a5f8c37ad39973e797d700273c397818c0252876e272c0

SHA512
0529b217c8bf7dddb918bddee44566b64cd450ee1929465da569b76a07b12c559ddcd85909045baeff5ffe1b04d3da3be76463363b84f9ea66716b7c2a74f256

Download Submit