Analysis
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max time kernel
121s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
04-06-2024 15:47
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
Resource
win7-20240419-en
Behavioral task
behavioral3
Sample
https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
Resource
win10v2004-20240508-en
Behavioral task
behavioral4
Sample
https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
Resource
win11-20240426-en
General
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Target
https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
flow ioc 3 raw.githubusercontent.com 4 raw.githubusercontent.com 5 raw.githubusercontent.com 35 raw.githubusercontent.com 36 raw.githubusercontent.com -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString firefox.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier firefox.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000_Classes\Local Settings firefox.exe -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\Downloads\Ransomware.WannaCry_Plus.zip:Zone.Identifier firefox.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3068 firefox.exe Token: SeDebugPrivilege 3068 firefox.exe Token: SeDebugPrivilege 3068 firefox.exe Token: SeDebugPrivilege 3068 firefox.exe Token: SeDebugPrivilege 3068 firefox.exe Token: SeDebugPrivilege 3068 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 3068 firefox.exe 3068 firefox.exe 3068 firefox.exe 3068 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3068 firefox.exe 3068 firefox.exe 3068 firefox.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3068 firefox.exe 3068 firefox.exe 3068 firefox.exe 3068 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 4124 wrote to memory of 3068 4124 firefox.exe 77 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 3908 3068 firefox.exe 78 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 PID 3068 wrote to memory of 4880 3068 firefox.exe 79 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip"1⤵
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://github.com/ytisf/theZoo/blob/master/malware/Binaries/Ransomware.WannaCry_Plus/Ransomware.WannaCry_Plus.zip2⤵
- Checks processor information in registry
- Modifies registry class
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.0.1964520427\1467173505" -parentBuildID 20230214051806 -prefsHandle 1796 -prefMapHandle 1776 -prefsLen 22074 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {426bb247-4953-486e-956d-e5c4feb8f9bc} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 1892 21d4a0bce58 gpu3⤵PID:3908
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.1.2015581210\1557831095" -parentBuildID 20230214051806 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 22925 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2a3ba641-f048-4882-9237-6e66412dd1f5} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 2440 21d3d388758 socket3⤵PID:4880
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.2.402215649\1631920820" -childID 1 -isForBrowser -prefsHandle 3076 -prefMapHandle 2888 -prefsLen 22963 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3abb426e-7b8a-4822-93fe-6191680dd066} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 3088 21d49095258 tab3⤵PID:3824
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.3.301035993\654899782" -childID 2 -isForBrowser -prefsHandle 3216 -prefMapHandle 3036 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9b86a94d-0555-440e-bf08-7847a74a4927} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 3104 21d4f5c2d58 tab3⤵PID:2196
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.4.1791632078\48664096" -childID 3 -isForBrowser -prefsHandle 5288 -prefMapHandle 5284 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3a0ccc7a-f77f-42da-8e2d-06af0dc1bd20} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5292 21d52487e58 tab3⤵PID:2800
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.5.865839581\1569149299" -childID 4 -isForBrowser -prefsHandle 5452 -prefMapHandle 5304 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5fa80069-d75e-4f08-88a4-a24d1ff4958f} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5440 21d52489958 tab3⤵PID:3316
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3068.6.327442607\601683756" -childID 5 -isForBrowser -prefsHandle 5636 -prefMapHandle 5640 -prefsLen 27614 -prefMapSize 235121 -jsInitHandle 1184 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f48e190e-c2ae-4650-b40c-fcb1525a7076} 3068 "\\.\pipe\gecko-crash-server-pipe.3068" 5628 21d5248ae58 tab3⤵PID:968
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3076
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\activity-stream.discovery_stream.json.tmp
Filesize27KB
MD5a86f5aab5d0beeb75ef886151e9a9c1d
SHA1e9e93020512c2b05c3a2ba2f0e7ac55d8d157403
SHA256cbc9e57250e319c6fa6e36db1c04045483b8cbaed9929ecab55e925c8b507650
SHA512a1a86d362176d890bb249f17690746e2dff9e2dc13b5dba3d183c42e6ce80d7748e57cea7e9da3c571922a918c79fe54e9dbdb0c47204262e1ede14a005a2ff5
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C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\cache2\entries\F4EFE37A30D0F14C6AC03FF7949A51CBC2EBC649
Filesize13KB
MD5603b662bb6a79f62514b86aa7e2f2867
SHA10438d13d164598c70bed50d1bf983eb42a8d2511
SHA256d32888720e7055a992050dbbf79f89947fbb41d8c0be1ba19bf4e91fee9ef162
SHA512c1340c46cb671f61fae4b7979b1b7481b3436f458404543c685667bdef09e64ede83ac41f1ef6aac1ea8d20d8053f3f9d1ab0272dc5e42784c861c09c4a1e2e2
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Filesize
442KB
MD585430baed3398695717b0263807cf97c
SHA1fffbee923cea216f50fce5d54219a188a5100f41
SHA256a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
SHA51206511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1
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Filesize
8.0MB
MD5a01c5ecd6108350ae23d2cddf0e77c17
SHA1c6ac28a2cd979f1f9a75d56271821d5ff665e2b6
SHA256345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
SHA512b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
Filesize997KB
MD5fe3355639648c417e8307c6d051e3e37
SHA1f54602d4b4778da21bc97c7238fc66aa68c8ee34
SHA2561ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
SHA5128f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
Filesize116B
MD53d33cdc0b3d281e67dd52e14435dd04f
SHA14db88689282fd4f9e9e6ab95fcbb23df6e6485db
SHA256f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
SHA512a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
Filesize479B
MD549ddb419d96dceb9069018535fb2e2fc
SHA162aa6fea895a8b68d468a015f6e6ab400d7a7ca6
SHA2562af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
SHA51248386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
Filesize372B
MD58be33af717bb1b67fbd61c3f4b807e9e
SHA17cf17656d174d951957ff36810e874a134dd49e0
SHA256e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
SHA5126125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
Filesize11.8MB
MD533bf7b0439480effb9fb212efce87b13
SHA1cee50f2745edc6dc291887b6075ca64d716f495a
SHA2568ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
SHA512d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
Filesize1KB
MD5688bed3676d2104e7f17ae1cd2c59404
SHA1952b2cdf783ac72fcb98338723e9afd38d47ad8e
SHA25633899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
SHA5127a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
Filesize1KB
MD5937326fead5fd401f6cca9118bd9ade9
SHA14526a57d4ae14ed29b37632c72aef3c408189d91
SHA25668a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
SHA512b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2
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Filesize
6KB
MD5a5d93901f76e0929f880ae8eb2c68e65
SHA18f8d6b0fb61b7b03c35f6853326e1cc672db8951
SHA256464f452d146948e2aae5c854be12b4ba31ca69f06e4f39eeb156bf7477134a0a
SHA512b597a37f15aecd752698bceda7e86c3c84cbd86175b10c0d08312f1d2594ab4c755cbffb65f1d7875481c1cd7ed94cd2e83aa6ca79bab631baa7642aeb789f41
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Filesize
8KB
MD59bcdb14b02aac60a1648671b0517731b
SHA1b8bce3b91d573a25fe00a2f6ae41c6af3697b2b3
SHA256c6e7f69b23b51f440966638fc4309a1eba3e59308810ccc73961a92c430d84ea
SHA5123ed13406b60d34590c15227cc100342367143a917bdc61232cf503abf3327a93b9a22f5facb7d4b09924ad319b2acbe3272e2ece55b81a82c096775bbac48b3b
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Filesize
7KB
MD5e3be6445a01a2d28664c099b3b1c563f
SHA1aca155638051da8d54356bf04f115562a030fab5
SHA25639869dcb6d64076584fac4e648e987e9370d804b74c42d5b4f91a12a7e29bf6b
SHA51295aa650f3e7f81c3a875818939ebb085bd6e3bf9372eb4f303106f5b3443ff0af2af60364386e0441c860431769575ac91ca777201cef7fd5168c3d006eca278
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Filesize
6KB
MD51ec68a198562562a18f755cb43f7a48c
SHA1577c5100c7a97653aebe12aa67738c753557e994
SHA2561fae6ed7cdabe77eb80e4300bc810b308a1920682058bbb4938bfe1e638a2859
SHA51260b13dfb3696d1c1f49ca9419d02f23275e43e32777ba81a92f8238a4d7b229c46c686d9981cf6daba5bef87486867337722c4808ac69ecdbdff593e76ee29fb
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C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ydz6lw8g.default-release\sessionstore-backups\recovery.jsonlz4
Filesize3KB
MD5a5d1dd916b2cb4da5d379285fc11ce41
SHA1f832d1483197268bb8b69364c7338ca61bc8a0cb
SHA256b1dd8866f45fe84e8e8f7434d77a703985ee2d74515aea5fa959eab9b477a7a3
SHA5129c3f05e6cfcce14e593845b767d7b162266b57ec4adbcd1bacf4ce614c75cc7871ff26a1f608968738dd602c19b3b345c3087164ce752b166a03f4b7c737fcc1
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Filesize
2.3MB
MD55641d280a62b66943bf2d05a72a972c7
SHA1c857f1162c316a25eeff6116e249a97b59538585
SHA256ab14c3f5741c06ad40632447b2fc10662d151afb32066a507aab4ec866ffd488
SHA5120633bc32fa6d31b4c6f04171002ad5da6bb83571b9766e5c8d81002037b4bc96e86eb059d35cf5ce17a1a75767461ba5ac0a89267c3d0e5ce165719ca2af1752