kinsing | a8098837766c2aa5d918ad47a2858ec4062b038adeb0dbf45d0fb18c13f81bdf

General

Target

74f78343fab93cab574bd36b01e41829.html
Size

20KB
MD5

74f78343fab93cab574bd36b01e41829
SHA1

4117c4a83c1c3cc0778bbf0dfc85155cba8cb118
SHA256

a8098837766c2aa5d918ad47a2858ec4062b038adeb0dbf45d0fb18c13f81bdf
SHA512

91438627555f705da216da22102bc7fa8be98e391d83c8fa3287364f6e43f8ee38bc9a4be31d1b747d0a744caed9402931944cf0789103e6c32f6e07ba0b8c9d
SSDEEP

384:S5AArFAJH1aSOnduZWs8+AzarY0UUf2izki20UNDYaBrOMOsuNmC4:S9FQV6d4WH+a22OkaMOs2mp

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d228e40a7820b94dbd5c7b6846f2f5ad000000000200000000001066000000010000200000006bcdc36d2b2353b41779ae4079ed5a364b02792e180570cca72b7bd25c5eadba000000000e800000000200002000000052f7aadb05057330fa8872009708a0466811250b87f5bf73822866ccb9568b6920000000f3d75cd388856e234d48c751cf1d1665410035df75dfd8143a9bcfde55f3aaf740000000478dfa4ff93e24a70da0689dd4a0a4aa840faa2437f8d58adcdbdc9d329f11be9bedf4100ced3459f54f931b814c42218c22ca860a7363f13cca885822a86aca	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084459"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d228e40a7820b94dbd5c7b6846f2f5ad000000000200000000001066000000010000200000003b5164e974e0909adbd06c9c29be59410c5ffe5842c5adab77c72705d1b76e8e000000000e800000000200002000000081737edf06bf8253649c0d3423964d7d22fabe6d65274df7bf10b612205ff558200000005125e7fcc67521dcb8d776e6ca8b9dbe4505c0d8f098c727bd28b0504f683617400000002ee7e256b73da6e5848d7b28c9835160999f17e48471c0de6dfd1cf7e0239718ff24d07e52ef6c973108950ddd1ad0b9520605cd61d76c27578b9c5e0608bec1	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10ca5378ab4fda01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084459"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1941890418"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1941890418"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "412965020"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1958609517"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9F547FC4-BB9E-11EE-B7F4-FAD2FAC7202F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084459"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50597177ab4fda01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4372 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4372 iexplore.exe
4372 iexplore.exe
1416 IEXPLORE.EXE
1416 IEXPLORE.EXE
1416 IEXPLORE.EXE
1416 IEXPLORE.EXE

pid	process
4372	iexplore.exe

pid	process
4372	iexplore.exe
4372	iexplore.exe
1416	IEXPLORE.EXE
1416	IEXPLORE.EXE
1416	IEXPLORE.EXE
1416	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 4372 wrote to memory of 1416	4372	iexplore.exe	IEXPLORE.EXE
PID 4372 wrote to memory of 1416	4372	iexplore.exe	IEXPLORE.EXE
PID 4372 wrote to memory of 1416	4372	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\74f78343fab93cab574bd36b01e41829.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4372

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4372 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
1d7f25dc2d6699e79619c31ff8908f6c

SHA1
de3c1be6c3f3e7f6eadbe715ae575794e5bf1221

SHA256
845c8a47772a9c534cf13a177c83c40db250a6dbbd0a369401ea884b8d058d6e

SHA512
7a6e1765a31821e79b766ea0675ed17d735a40766d5fcd6cc305a8d33b8257d11e492d4ad8626f2909e1c2c2d93e8d04ed133effd0a3ec29324ec3ca36a22a1e

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
404B

MD5
8e99950526b10db1db70a5e88dfacb28

SHA1
90e0eaccc63ead2f1c1a7aa2856902ebd27a5a7f

SHA256
6b3406094bf1ff65fa20877ba8e6456f7516f743d8ee23ad62ebdd097e313cea

SHA512
ca0b19df4d5f3807aa277a2b453e5c75418b6ce0d0b1fa8d9f382885757ccb387144d4525fe6e3024c9cdc7a93861749552b34a8c3433b1447bd8cf7b57520f1

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\43O0UZKG\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G8X408WQ\cb=gapi[1].js
Filesize
64KB

MD5
ee01651d160cfc55249d6011a3c45916

SHA1
79d6121df6575974ad21dafce33ec98e3f2f0a7f

SHA256
639d75299973c7d3794eb7eb129e3b5a6139f9f521e1f14383abd0fd501219c9

SHA512
8a39dfc1ff2c58ac106225976aafdaf7befc0a28903a0c65e2c272e1967c3336af2b477ec12604400bb8e16aecee6567c9cb9d157e3d54649e28b9b2f920432f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GO8BH966\478691279-postmessagerelay[1].js
Filesize
12KB

MD5
92169c8a0fbf6e404267d0705cdbdf42

SHA1
a5cd88b74ca5ced239cdbfb458fe25540d671f46

SHA256
dba668b49a111527aac8f616b9053ea57c944e01a84ebdcd02a13da921223384

SHA512
8c5d35ea512fa7be367cd9a9ded2f23822dcce730e5502a355ed0d48949ef763eab13be0d50a66de6b0f8419d6a002c12c4ddbf20d97f5393ba922e48a4f02e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GO8BH966\rpc_shindig_random[1].js
Filesize
17KB

MD5
f019fdda31635d2a31b151ad8ad56c7a

SHA1
6adcbec55f66ffaef83d9a134423aa98eb2a2189

SHA256
c7fc0b1526533002c956ebf8e8c42c3ad3f96c41ace73fb4063cc89051944831

SHA512
fc278c12316e098976833882a38c788d812f9d36bd1b9b2b8c87dab4dc906af26a860df95436ea1b7d509236d44d0533d475a153437f8f5d42653fc28a77ad64

Download Submit

Analysis

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