2f9428fcf12b9d8a677d433062ebc720e6ae7685a36184aef06b91e55833c890

Analysis

max time kernel
148s
max time network
192s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
23-07-2023 01:18

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General

Target

rev_3286/WorkplaceJoin.xml
Size

1KB
MD5

4a94b4f104af2c09215eb52d7f84f748
SHA1

5c414d468a0b571ca9fec00364dd4e2a185dbe92
SHA256

5fabf5c534f78ce92bf7daa6d4ade2dd61002e689a8246928209bf38d7bf1bee
SHA512

971a7f298fb6ece17bd9e02d636988960b4955ed8c6e44d271f4405e06268b65db6ce396caeeb41113ef2d220418c7c0bd48f3dc5852de76331eec0307516af4

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6037500d04bdd901	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b14723a8e389564aa88fef2378dcfc630000000002000000000010660000000100002000000028fe325d1db3e1b353f2ad7075172be5e84d596e2ba43d15ae7b0b94956fe530000000000e8000000002000020000000cbae456a79ddbf247effd57b68bc0eaf9813614c815859f33e32539b917090e390000000511ead29a3bf421fcdef09c3ceaddf9b260bcdbd5e2acaa9e919840356fd2aab63988e3f65f47eaa308548f55d67414cbd1537576bf84ca67cbdb2cf76a350f9b2518e8fbfecb1498421551eccf6f61fc56c6b75849b668db80595ad414f3e437514a17960fd8edc6b1ffe74e10418c963ec90d0797661d8e9aed2426ef992ef1951bc5ba4815c8741027d516813e93d400000008a16a1122dbadcae525f99db0199668d74d58529451d76c380ad30679c241c409908f99e4cadd260487e5ffe69f0ca63d8aa2af23e15282ae086778bd6619b4c	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b14723a8e389564aa88fef2378dcfc6300000000020000000000106600000001000020000000bf9f4fef107d1205d30758feead4177902db57bb26083c9a528102332e054355000000000e8000000002000020000000dd227a32226ac750aeca32f43d865ddbf0d3fc705d5b042316354f54e7a6e3ed2000000029c20ea9b365b8786cf8f2ea87d7afe4eee0fd3e6e0f22338487daaaa4ec215740000000076f9bfc620f76a3acdd499fada8b6c12341f5e6f397ecaa786a7e6cf9f0d7d8d83fc7a95bc9cb21bba9d1fb2102b75c320d5559d3f0d3a274ba20147de6ac6b	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "396840251"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{38641BB1-28F7-11EE-B232-CAEF3BAE7C46} = "0"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2724	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2724	IEXPLORE.EXE
2724	IEXPLORE.EXE
2700	IEXPLORE.EXE
2700	IEXPLORE.EXE
2700	IEXPLORE.EXE
2700	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2728	2116	MSOXMLED.EXE	30
PID 2116 wrote to memory of 2728	2116	MSOXMLED.EXE	30
PID 2116 wrote to memory of 2728	2116	MSOXMLED.EXE	30
PID 2116 wrote to memory of 2728	2116	MSOXMLED.EXE	30
PID 2728 wrote to memory of 2724	2728	iexplore.exe	31
PID 2728 wrote to memory of 2724	2728	iexplore.exe	31
PID 2728 wrote to memory of 2724	2728	iexplore.exe	31
PID 2728 wrote to memory of 2724	2728	iexplore.exe	31
PID 2724 wrote to memory of 2700	2724	IEXPLORE.EXE	32
PID 2724 wrote to memory of 2700	2724	IEXPLORE.EXE	32
PID 2724 wrote to memory of 2700	2724	IEXPLORE.EXE	32
PID 2724 wrote to memory of 2700	2724	IEXPLORE.EXE	32

C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\rev_3286\WorkplaceJoin.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2724
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2724 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2700

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\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ULULORKV\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7B99.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7BDA.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\L3K7LJ5V.txt

Filesize
601B

MD5
0719116fbcdf56932042f6b63b5b17e7

SHA1
8a842a5230e0c9933fd12339b8621112057df6c4

SHA256
75a21b0eb5a78c7e938fd7e308ced72d5cdaf4390238a5b954582e9d428c6369

SHA512
5b72f2fe89740c35092ef432860ad27fe78c32832ecfb769108993a237899d4de7d8d5197b3c17bbdfb7166187139cfc27c85596affe4af5c4eeb83bb9794bb9

Download Submit