kinsing | 243a68f74e0153618952dde6c23d356a8f32ff25a8c8930f58b9632310a8f0a2

Resubmissions

25/01/2024, 15:54

240125-tcd6ssaba6 10

25/01/2024, 15:50

240125-s91kmaaaf4 10

Analysis

max time kernel
140s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2024, 15:54

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General

Target

Complete Data From Bayshore Mortgage Funding LLC (2.32 KB).msg
Size

9KB
MD5

732072e28366f4388a4571d97ac7efac
SHA1

7f117a5e57955aa3c4a564e02376f86e47c89cfc
SHA256

243a68f74e0153618952dde6c23d356a8f32ff25a8c8930f58b9632310a8f0a2
SHA512

03e0e25c87e3cde29fb111ce0daafaf93c7c6f4cf82311f28a348e82516045c63e177390dc511cff351d744bceafcc9650922bebcd9c9f56b1c1ee22c781d1e3
SSDEEP

96:IpMpRVeC1j/l2OricC18JQWBrG30zC2xpF:BpRQAjdnrbCmG30Hxp

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 9cfc3aa47b2fda01	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3878577520"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084454"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3963890255"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "412963073"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3878577520"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084454"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084454"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{124C0AD2-BB9A-11EE-B6AD-EA184F49D407} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4692	OpenWith.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3116	iexplore.exe
3116	iexplore.exe

Suspicious use of SetWindowsHookEx 33 IoCs

pid	Process
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
4692	OpenWith.exe
3116	iexplore.exe
3116	iexplore.exe
2484	IEXPLORE.EXE
2484	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 3116	4692	OpenWith.exe	96
PID 4692 wrote to memory of 3116	4692	OpenWith.exe	96
PID 3116 wrote to memory of 2484	3116	iexplore.exe	98
PID 3116 wrote to memory of 2484	3116	iexplore.exe	98
PID 3116 wrote to memory of 2484	3116	iexplore.exe	98

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Complete Data From Bayshore Mortgage Funding LLC (2.32 KB).msg"
1⤵
- Modifies registry class
PID:2908

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Complete Data From Bayshore Mortgage Funding LLC (2.32 KB).msg
  2⤵
  - Modifies Internet Explorer Phishing Filter
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3116
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3116 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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
3935ad57fd1abab9bc48c778311e25ae

SHA1
eab7e35daee660cca9785a6ac0be4afee3b41990

SHA256
648f16f216f319233906f8980407f9a32e926b5cf0fb555b7fce2661d38c5c33

SHA512
4cfefc63e953e9bacb3db7dd8fe9e1597f66cecb34dbe8c0a63988f4e44590b68f437d29ddcf09be7d4b1025cb62bf3851141f8369cdb6542fb58be0dfdfe2f0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Z0UNWU5J\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads