hxxp://kabuki[.]dyndns[.]biz

General

Target

http://kabuki.dyndns.biz
Sample

210927-avhr6afdbq

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 27 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 508fee3137b3d701	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "677568315"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30913335"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "677568315"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007dce5df328d2b3428465887ea00eec2d00000000020000000000106600000001000020000000bbf6078b09128bf0d8e1650716df268e3ba2d0a0b2f8895097fcd027e136a137000000000e8000000002000020000000fb7485afe7a0cbbe836697bd041695ad292a9375f3abc1b9722dfcfbe143cd31200000009518542c684db4fd53e331e04c0db026f64dc8257b8670e2567abd1e9a3d8cfa40000000c155e6ec496d65b72f5f99ccf71dc4110a270d4f0aa2e8c845a1981fdfdaa62d1229e650953b86b91b25d1d79623400712a717f4f566eed8ab0ac0cfafd8898a	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30913335"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007dce5df328d2b3428465887ea00eec2d000000000200000000001066000000010000200000002a98d8d243722e69b19252d07ad9268837230bf4f6408dc89c5e7ae72fedeb6b000000000e8000000002000020000000e4b5f911c245ab6cb9174c9e0ef2530fcc5deb0afb1d764e8375e21cbf15b8b82000000089df3c65d5015072cf38e4c54083f6aafaabe4f7e9e66e30aceea174dd3e2b2d40000000d2efade450c366625618ca78c47e2afc4b1b654369f3d7ffcda43f723e024fefda698e1651cd55a37bb88d69517fe4c46a8c59de1678fa8346696936f7c43817	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 402cf83137b3d701	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{53D6DF26-1F2A-11EC-AF2E-C21CE4F78BE2} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2524 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2524 iexplore.exe
2524 iexplore.exe
3048 IEXPLORE.EXE
3048 IEXPLORE.EXE
3048 IEXPLORE.EXE
3048 IEXPLORE.EXE

pid	process
2524	iexplore.exe

pid	process
2524	iexplore.exe
2524	iexplore.exe
3048	IEXPLORE.EXE
3048	IEXPLORE.EXE
3048	IEXPLORE.EXE
3048	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 2524 wrote to memory of 3048	2524	iexplore.exe	IEXPLORE.EXE
PID 2524 wrote to memory of 3048	2524	iexplore.exe	IEXPLORE.EXE
PID 2524 wrote to memory of 3048	2524	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://kabuki.dyndns.biz
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2524

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2524 CREDAT:82945 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2524-115-0x00007FFFA03D0000-0x00007FFFA043B000-memory.dmp

Filesize
428KB

Download
memory/3048-116-0x0000000000000000-mapping.dmp

Download

Analysis

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