Overview
overview
10Static
static
10BlitzedGra...12.exe
windows7-x64
10BlitzedGra...12.exe
windows10-2004-x64
10BlitzedGra...OR.dll
windows7-x64
1BlitzedGra...OR.dll
windows10-2004-x64
1BlitzedGra...to.dll
windows7-x64
1BlitzedGra...to.dll
windows10-2004-x64
1BlitzedGra...on.dll
windows7-x64
1BlitzedGra...on.dll
windows10-2004-x64
1BlitzedGra...le.exe
windows7-x64
3BlitzedGra...le.exe
windows10-2004-x64
3BlitzedGra...ww.exe
windows7-x64
10BlitzedGra...ww.exe
windows10-2004-x64
10BlitzedGra...y5.exe
windows7-x64
10BlitzedGra...y5.exe
windows10-2004-x64
10Analysis
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max time kernel
361s -
max time network
370s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05-05-2024 13:20
Behavioral task
behavioral1
Sample
BlitzedGrabberV12/BlitzedGrabberV12.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
BlitzedGrabberV12/BlitzedGrabberV12.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
BlitzedGrabberV12/Resources/APIFOR.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
BlitzedGrabberV12/Resources/APIFOR.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral5
Sample
BlitzedGrabberV12/Resources/BouncyCastle.Crypto.dll
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
BlitzedGrabberV12/Resources/BouncyCastle.Crypto.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral7
Sample
BlitzedGrabberV12/Resources/Newtonsoft.Json.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
BlitzedGrabberV12/Resources/Newtonsoft.Json.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
BlitzedGrabberV12/Resources/UltraEmbeddable.exe
Resource
win7-20240215-en
Behavioral task
behavioral10
Sample
BlitzedGrabberV12/Resources/UltraEmbeddable.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral11
Sample
BlitzedGrabberV12/Resources/ww.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
BlitzedGrabberV12/Resources/ww.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral13
Sample
BlitzedGrabberV12/Resources/yhyty5.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
BlitzedGrabberV12/Resources/yhyty5.exe
Resource
win10v2004-20240419-en
General
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Target
BlitzedGrabberV12/Resources/yhyty5.exe
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Size
59KB
-
MD5
9b1283f4b90fa0009ea6fda13596a584
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SHA1
1daa7ccfddc6da823c2fadb7b821a9e26efebabe
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SHA256
4e3ff2595fc8b32fb44856e856b6d91600fd6a66ab556bc2437a926bf7c8fdb0
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SHA512
ca6d46254da5c16f80a3ee4a5d11b7203a025082e8268ba8ff343a6b705262e03c8c149e381ec038b364ebecb8a5ab4169e6e5fb3676d90abe37aecf468d1ecb
-
SSDEEP
768:uvlq4ltFkHOCROyDZSCY6LaIdB4b2iuAPGdX3oI0fZOv11cEL6N9Q5WEpGl:I84l4XROyDL3AEo41BLg9Qg6y
Malware Config
Signatures
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
Processes:
resource yara_rule behavioral13/memory/2096-1-0x00000000013B0000-0x00000000013C6000-memory.dmp family_stormkitty -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
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Processes:
yhyty5.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 yhyty5.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 yhyty5.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 yhyty5.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 yhyty5.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
yhyty5.exedescription pid process Token: SeDebugPrivilege 2096 yhyty5.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
yhyty5.execmd.execmd.exedescription pid process target process PID 2096 wrote to memory of 1592 2096 yhyty5.exe cmd.exe PID 2096 wrote to memory of 1592 2096 yhyty5.exe cmd.exe PID 2096 wrote to memory of 1592 2096 yhyty5.exe cmd.exe PID 1592 wrote to memory of 2884 1592 cmd.exe chcp.com PID 1592 wrote to memory of 2884 1592 cmd.exe chcp.com PID 1592 wrote to memory of 2884 1592 cmd.exe chcp.com PID 1592 wrote to memory of 240 1592 cmd.exe netsh.exe PID 1592 wrote to memory of 240 1592 cmd.exe netsh.exe PID 1592 wrote to memory of 240 1592 cmd.exe netsh.exe PID 1592 wrote to memory of 520 1592 cmd.exe findstr.exe PID 1592 wrote to memory of 520 1592 cmd.exe findstr.exe PID 1592 wrote to memory of 520 1592 cmd.exe findstr.exe PID 2096 wrote to memory of 1072 2096 yhyty5.exe cmd.exe PID 2096 wrote to memory of 1072 2096 yhyty5.exe cmd.exe PID 2096 wrote to memory of 1072 2096 yhyty5.exe cmd.exe PID 1072 wrote to memory of 2572 1072 cmd.exe chcp.com PID 1072 wrote to memory of 2572 1072 cmd.exe chcp.com PID 1072 wrote to memory of 2572 1072 cmd.exe chcp.com PID 1072 wrote to memory of 2596 1072 cmd.exe netsh.exe PID 1072 wrote to memory of 2596 1072 cmd.exe netsh.exe PID 1072 wrote to memory of 2596 1072 cmd.exe netsh.exe PID 1072 wrote to memory of 2584 1072 cmd.exe findstr.exe PID 1072 wrote to memory of 2584 1072 cmd.exe findstr.exe PID 1072 wrote to memory of 2584 1072 cmd.exe findstr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\yhyty5.exe"C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\yhyty5.exe"1⤵
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\chcp.comchcp 650013⤵
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C:\Windows\system32\netsh.exenetsh wlan show profile3⤵
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C:\Windows\system32\findstr.exefindstr All3⤵
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C:\Windows\system32\cmd.exe"cmd.exe" /C chcp 65001 && netsh wlan show profile name=65001 key=clear | findstr Key2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\chcp.comchcp 650013⤵
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C:\Windows\system32\netsh.exenetsh wlan show profile name=65001 key=clear3⤵
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C:\Windows\system32\findstr.exefindstr Key3⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
68KB
MD529f65ba8e88c063813cc50a4ea544e93
SHA105a7040d5c127e68c25d81cc51271ffb8bef3568
SHA2561ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
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C:\Users\Admin\AppData\Local\Temp\TarD9B3.tmpFilesize
177KB
MD5435a9ac180383f9fa094131b173a2f7b
SHA176944ea657a9db94f9a4bef38f88c46ed4166983
SHA25667dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA5121a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
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C:\Users\Admin\AppData\Local\Temp\passwords.txtFilesize
1B
MD568b329da9893e34099c7d8ad5cb9c940
SHA1adc83b19e793491b1c6ea0fd8b46cd9f32e592fc
SHA25601ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
SHA512be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09
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memory/2096-0-0x000007FEF5573000-0x000007FEF5574000-memory.dmpFilesize
4KB
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memory/2096-1-0x00000000013B0000-0x00000000013C6000-memory.dmpFilesize
88KB
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memory/2096-2-0x0000000000370000-0x000000000037A000-memory.dmpFilesize
40KB
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memory/2096-3-0x0000000000380000-0x000000000039A000-memory.dmpFilesize
104KB
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memory/2096-4-0x000007FEF5570000-0x000007FEF5F5C000-memory.dmpFilesize
9.9MB
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memory/2096-61-0x000007FEF5570000-0x000007FEF5F5C000-memory.dmpFilesize
9.9MB