746de725b958eb6dc30b836114a79cb0071fda04a15dcc938a6ced5586de25d0

Analysis

max time kernel
152s
max time network
194s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 09:38

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General

Target

ipacc/iplayer/iPlayer.swf
Size

9KB
MD5

81dc833637786d8b7f94d010b059cf5f
SHA1

9215c464dd76c8f6e1dd62b5eb5258f296fbc81c
SHA256

d818695e41b4a9fe258f105259551bcf135bb0427ffacfd52bfa61815c7a5ab4
SHA512

ca73b2a6193125cdaf6d047a6091200c99ee4dd7b535788d46ff54d3dd5e53853f2ecfdbb2ceb7195918f178a3776e3a53f04f130bcdc68c1730a8fc15149c20
SSDEEP

192:2yBgD7T0jO4LFVg7qJp2cJAzpa42s26DZq3b+spqFjNJB7E7oXxC:o0a4BV6qrlitZDECVjNP7GoXxC

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 308e6a2ef1ffd801	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6B6491F1-6BE4-11ED-BB11-F263091D6DCE} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376051413"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Modifies registry class 12 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.swf\ = "swf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell\open	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.swf	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell\open\CommandId = "IE.File"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell\open\command\ = "\"C:\\Program Files\\Internet Explorer\\iexplore.exe\" %1"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\swf_auto_file\shell\open\command\DelegateExecute = "{17FE9752-0B5A-4665-84CD-569794602F5C}"	rundll32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

608 iexplore.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

608 iexplore.exe
608 iexplore.exe
1732 IEXPLORE.EXE
1732 IEXPLORE.EXE

pid	process
608	iexplore.exe

pid	process
608	iexplore.exe
608	iexplore.exe
1732	IEXPLORE.EXE
1732	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

cmd.exerundll32.exeiexplore.exe

description	pid	process	target process
PID 936 wrote to memory of 1712	936	cmd.exe	rundll32.exe
PID 936 wrote to memory of 1712	936	cmd.exe	rundll32.exe
PID 936 wrote to memory of 1712	936	cmd.exe	rundll32.exe
PID 1712 wrote to memory of 608	1712	rundll32.exe	iexplore.exe
PID 1712 wrote to memory of 608	1712	rundll32.exe	iexplore.exe
PID 1712 wrote to memory of 608	1712	rundll32.exe	iexplore.exe
PID 608 wrote to memory of 1732	608	iexplore.exe	IEXPLORE.EXE
PID 608 wrote to memory of 1732	608	iexplore.exe	IEXPLORE.EXE
PID 608 wrote to memory of 1732	608	iexplore.exe	IEXPLORE.EXE
PID 608 wrote to memory of 1732	608	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ipacc\iplayer\iPlayer.swf
1⤵
- Suspicious use of WriteProcessMemory
PID:936

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ipacc\iplayer\iPlayer.swf
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1712

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\ipacc\iplayer\iPlayer.swf
3⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:608

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:608 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1732

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\JIPXRWN1.txt

Filesize
608B

MD5
4309cc9e6221b52bf7861a8c4385c2e4

SHA1
d82a2de2311ce4d3308a06595f0fd5e4999900f1

SHA256
2216b366142ff4b0f773b5c31799faf45666bdbffe204ac2cd081b52b6f590b2

SHA512
dc0bed54278b8da21595cf3e7213b0d6b099230b5e024447032ad7e68f299fcdaabbe10e9a7cffb0b4631378d53075ba079ad6baa527ddccbebecbd9a17f165e

Download Submit
memory/936-54-0x000007FEFC181000-0x000007FEFC183000-memory.dmp

Filesize
8KB

Download
memory/1712-76-0x0000000000000000-mapping.dmp

Download