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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/09/2024, 12:44 UTC
Static task
static1
Behavioral task
behavioral1
Sample
d84b4ffd93cd5a2b5581a7d06965db3c_JaffaCakes118.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
d84b4ffd93cd5a2b5581a7d06965db3c_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
d84b4ffd93cd5a2b5581a7d06965db3c_JaffaCakes118.dll
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Size
5.0MB
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MD5
d84b4ffd93cd5a2b5581a7d06965db3c
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SHA1
4864f857649abea6352752d9ffd2e966e41cae2e
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SHA256
11b03cfbbd729b24efca4977e03cc469079265ebdfd2811cc8626fd85c6a7ec5
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SHA512
fa8c6da6315b4b0d3a20fabc34d992afb9babc9ffc73ca53871fcbff856347f8ec25203936e13d4acac76d8489d2e3b5bf6f894cca4a4c07cd338cca9b74bc40
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SSDEEP
49152:SnAQqMSPbcBVWRdhnvxJM0H9aEau3R8yAH1plAH:+DqPoBUdhvxWa9n3R8yAVp2H
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3317) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 3 IoCs
pid Process 4156 mssecsvc.exe 4088 mssecsvc.exe 1600 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in Windows directory 2 IoCs
description ioc Process File created C:\WINDOWS\mssecsvc.exe rundll32.exe File created C:\WINDOWS\tasksche.exe mssecsvc.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mssecsvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mssecsvc.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" mssecsvc.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" mssecsvc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2104 wrote to memory of 5064 2104 rundll32.exe 83 PID 2104 wrote to memory of 5064 2104 rundll32.exe 83 PID 2104 wrote to memory of 5064 2104 rundll32.exe 83 PID 5064 wrote to memory of 4156 5064 rundll32.exe 85 PID 5064 wrote to memory of 4156 5064 rundll32.exe 85 PID 5064 wrote to memory of 4156 5064 rundll32.exe 85
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d84b4ffd93cd5a2b5581a7d06965db3c_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d84b4ffd93cd5a2b5581a7d06965db3c_JaffaCakes118.dll,#12⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe3⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4156 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i4⤵
- Executes dropped EXE
PID:1600
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C:\WINDOWS\mssecsvc.exeC:\WINDOWS\mssecsvc.exe -m security1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4088
Network
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Remote address:8.8.8.8:53Requestwww.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.comIN AResponsewww.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.comIN A104.16.167.228www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.comIN A104.16.166.228
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Remote address:104.16.167.228:80RequestGET / HTTP/1.1
Host: www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Content-Type: text/html
Content-Length: 607
Connection: close
Server: cloudflare
CF-RAY: 8c0f82852c33cd0d-LHR
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Remote address:104.16.167.228:80RequestGET / HTTP/1.1
Host: www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Content-Type: text/html
Content-Length: 607
Connection: close
Server: cloudflare
CF-RAY: 8c0f82867874948f-LHR
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Remote address:8.8.8.8:53Request8.8.8.8.in-addr.arpaIN PTRResponse8.8.8.8.in-addr.arpaIN PTRdnsgoogle
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Remote address:8.8.8.8:53Request228.167.16.104.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request154.239.44.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request81.144.22.2.in-addr.arpaIN PTRResponse81.144.22.2.in-addr.arpaIN PTRa2-22-144-81deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request75.159.190.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request58.55.71.13.in-addr.arpaIN PTRResponse
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Request50.23.12.20.in-addr.arpaIN PTRResponse
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Request198.187.3.20.in-addr.arpaIN PTRResponse
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Request172.210.232.199.in-addr.arpaIN PTRResponse
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Request65.55.216.44.in-addr.arpaIN PTRResponse65.55.216.44.in-addr.arpaIN PTRec2-44-216-55-65 compute-1 amazonawscom
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Request172.214.232.199.in-addr.arpaIN PTRResponse
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Request141.194.34.34.in-addr.arpaIN PTRResponse141.194.34.34.in-addr.arpaIN PTR1411943434bcgoogleusercontentcom
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Request1.194.34.34.in-addr.arpaIN PTRResponse1.194.34.34.in-addr.arpaIN PTR11943434bcgoogleusercontentcom
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Request2.194.34.34.in-addr.arpaIN PTRResponse2.194.34.34.in-addr.arpaIN PTR21943434bcgoogleusercontentcom
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Request3.194.34.34.in-addr.arpaIN PTRResponse3.194.34.34.in-addr.arpaIN PTR31943434bcgoogleusercontentcom
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Request4.194.34.34.in-addr.arpaIN PTRResponse4.194.34.34.in-addr.arpaIN PTR41943434bcgoogleusercontentcom
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Request5.194.34.34.in-addr.arpaIN PTRResponse5.194.34.34.in-addr.arpaIN PTR51943434bcgoogleusercontentcom
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Request6.194.34.34.in-addr.arpaIN PTRResponse6.194.34.34.in-addr.arpaIN PTR61943434bcgoogleusercontentcom
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Request7.194.34.34.in-addr.arpaIN PTRResponse7.194.34.34.in-addr.arpaIN PTR71943434bcgoogleusercontentcom
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Request8.194.34.34.in-addr.arpaIN PTRResponse8.194.34.34.in-addr.arpaIN PTR81943434bcgoogleusercontentcom
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Request9.194.34.34.in-addr.arpaIN PTRResponse9.194.34.34.in-addr.arpaIN PTR91943434bcgoogleusercontentcom
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Request9.194.34.34.in-addr.arpaIN PTR
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Request10.194.34.34.in-addr.arpaIN PTRResponse10.194.34.34.in-addr.arpaIN PTR101943434bcgoogleusercontentcom
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Request11.194.34.34.in-addr.arpaIN PTRResponse11.194.34.34.in-addr.arpaIN PTR111943434bcgoogleusercontentcom
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376 B 990 B 6 5
HTTP Request
GET http://www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com/HTTP Response
200 -
376 B 990 B 6 5
HTTP Request
GET http://www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com/HTTP Response
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DNS Request
www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com
DNS Response
104.16.167.228104.16.166.228
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66 B 90 B 1 1
DNS Request
8.8.8.8.in-addr.arpa
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73 B 135 B 1 1
DNS Request
228.167.16.104.in-addr.arpa
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72 B 158 B 1 1
DNS Request
154.239.44.20.in-addr.arpa
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70 B 133 B 1 1
DNS Request
81.144.22.2.in-addr.arpa
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72 B 158 B 1 1
DNS Request
75.159.190.20.in-addr.arpa
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70 B 144 B 1 1
DNS Request
58.55.71.13.in-addr.arpa
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.6MB
MD573066cb0b124925b94d56cad03e8d924
SHA1e3dc4b59bb59ea7f112c2915f8ad08a08b98471a
SHA25636523446dfe614180f546f07be678e5ca1fcdb1af603b6367b2f7063c9389c30
SHA512760055d5f169d2973f769672a57eb303b20e1ebb242e8d24df10b76df636612399a65c9ab9667c7e374179506c0578423c2eb11d0f2943498d57c47cc2cb2024
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Filesize
3.4MB
MD51baa65378f18f5fa8af049362c856994
SHA1737d21e1623acb763e66177b13e8c5cacb03f2fc
SHA256606476618eaec9bc7850d7c37e91bd7bbd2314931d76dd0e75e3e69d3355ff3d
SHA512b246eb364f951422fc88529997efd3875a09fdec701e088b700dbe526581fccba830f5b4e95f83757bad50660bef7dd30f9b628ec20a94ad066ff8442a95047a