kinsing | 07c64f563f69a00bded23899619570e4ee80f97047d2c50e486c1bc0cc22b43a

General

Target

74ead7fe261a8b8a604ecbb93a6f9d42.exe
Size

39KB
MD5

74ead7fe261a8b8a604ecbb93a6f9d42
SHA1

1f8d36cbee6d334fbdfe9025b0a1750934f6bf6a
SHA256

07c64f563f69a00bded23899619570e4ee80f97047d2c50e486c1bc0cc22b43a
SHA512

b0fb9196d66683ebe447290d283109e28f9f97847dd20d78c31405eb167400b3b76ce5e2cfb5a68d10c9f9d1b29a4b53b9b8157cacab76bfae2fec3130bb0094
SSDEEP

768:d/Y/Fesp4ZOvfdYhSh1X6E/qw5mIC4a+S9L749xrZ/GYxyYa8:x+FXpdvfdqShDqw5mca+2LAKYxyL8

Score

10^/10

kinsing loader persistence

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

74ead7fe261a8b8a604ecbb93a6f9d42.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	74ead7fe261a8b8a604ecbb93a6f9d42.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\dlnbjjbdfb = "C:\\Windows\\system\\llwzjy081217.exe"	74ead7fe261a8b8a604ecbb93a6f9d42.exe

Drops file in Windows directory 4 IoCs

Processes:

74ead7fe261a8b8a604ecbb93a6f9d42.exe

description	ioc	process
File created	C:\Windows\system\llwzjy081217.exe	74ead7fe261a8b8a604ecbb93a6f9d42.exe
File opened for modification	C:\Windows\system\llwzjy081217.exe	74ead7fe261a8b8a604ecbb93a6f9d42.exe
File opened for modification	C:\Windows\system\mvjbj32dla.dll	74ead7fe261a8b8a604ecbb93a6f9d42.exe
File created	C:\Windows\system\mvjbj32dla.dll	74ead7fe261a8b8a604ecbb93a6f9d42.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE74ead7fe261a8b8a604ecbb93a6f9d42.exe

description	ioc	process
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\WindowsSearch	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 (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084455"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3130154417"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084455"	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\VersionManager	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\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084455"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	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
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "412963419"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E599C9AB-BB9A-11EE-B7F4-5EB4A22F4468} = "0"	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
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\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\DomainSuggestion\FileNames\	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\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	74ead7fe261a8b8a604ecbb93a6f9d42.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 (data)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	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 = "3121248084"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3121248084"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

74ead7fe261a8b8a604ecbb93a6f9d42.exe

pid	process
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

74ead7fe261a8b8a604ecbb93a6f9d42.exe

description	pid	process
Token: SeDebugPrivilege	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
Token: SeDebugPrivilege	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
Token: SeDebugPrivilege	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe
Token: SeDebugPrivilege	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

928 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

928 iexplore.exe
928 iexplore.exe
4752 IEXPLORE.EXE
4752 IEXPLORE.EXE
4752 IEXPLORE.EXE
4752 IEXPLORE.EXE

pid	process
928	iexplore.exe

pid	process
928	iexplore.exe
928	iexplore.exe
4752	IEXPLORE.EXE
4752	IEXPLORE.EXE
4752	IEXPLORE.EXE
4752	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

74ead7fe261a8b8a604ecbb93a6f9d42.exeiexplore.exe

description	pid	process	target process
PID 4168 wrote to memory of 928	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	iexplore.exe
PID 4168 wrote to memory of 928	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	iexplore.exe
PID 928 wrote to memory of 4752	928	iexplore.exe	IEXPLORE.EXE
PID 928 wrote to memory of 4752	928	iexplore.exe	IEXPLORE.EXE
PID 928 wrote to memory of 4752	928	iexplore.exe	IEXPLORE.EXE
PID 4168 wrote to memory of 928	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	iexplore.exe
PID 4168 wrote to memory of 4268	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	cmd.exe
PID 4168 wrote to memory of 4268	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	cmd.exe
PID 4168 wrote to memory of 4268	4168	74ead7fe261a8b8a604ecbb93a6f9d42.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\74ead7fe261a8b8a604ecbb93a6f9d42.exe
"C:\Users\Admin\AppData\Local\Temp\74ead7fe261a8b8a604ecbb93a6f9d42.exe"
1⤵
- Adds policy Run key to start application
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4168

C:\program files\internet explorer\iexplore.exe
"C:\program files\internet explorer\iexplore.exe"
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:928

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:928 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4752

C:\Windows\SysWOW64\cmd.exe
cmd /c del "C:\Users\Admin\AppData\Local\Temp\74ead7fe261a8b8a604ecbb93a6f9d42.exe"
2⤵
PID:4268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

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

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

MD5
736bbab6de2836e6340d8523e1c93825

SHA1
abef6dfb302298fbad8daec3d17930d19e9164bf

SHA256
1db36bb635eec76d79f98e5169cb080a7073e59b20b65af7ff5a26393a4f5615

SHA512
b232fbad076400dc1da5a0248bba060c9d53941a9c84bd1c0f18930f7c72088657bce767ba07b4048c4aefd6c43b1f566b3bac4b3b82f36a9a1a828677fef688

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VH4I14XV\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4168-0-0x0000000000680000-0x00000000006B1000-memory.dmp

Filesize
196KB

Download
memory/4168-12-0x0000000000680000-0x00000000006B1000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads