Analysis
- max time kernel
150s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
11/05/2024, 03:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240221-en
windows7-x64
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
- Size 224KB
- Sample240511-dl39aacf28
- SHA256 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
- MD5 5c7fb0927db37372da25f270708103a2
- SHA1 120ed9279d85cbfa56e5b7779ffa7162074f7a29
- SHA512 a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
- SSDEEP 3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Path
-
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
-
wannacry
Ransom Note
- Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets
-
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
- Wannacry
WannaCry is a ransomware cryptoworm.
- Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
- Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD6624.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD663B.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Executes dropped EXE 4 IoCs
pid Process 2416 !WannaDecryptor!.exe 4840 !WannaDecryptor!.exe 3140 !WannaDecryptor!.exe 4964 !WannaDecryptor!.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe\" /r" be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe - Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Kills process with taskkill 4 IoCs
pid Process 3808 taskkill.exe 4512 taskkill.exe 3148 taskkill.exe 2268 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 3808 taskkill.exe Token: SeDebugPrivilege 3148 taskkill.exe Token: SeDebugPrivilege 4512 taskkill.exe Token: SeDebugPrivilege 2268 taskkill.exe Token: SeIncreaseQuotaPrivilege 2092 WMIC.exe Token: SeSecurityPrivilege 2092 WMIC.exe Token: SeTakeOwnershipPrivilege 2092 WMIC.exe Token: SeLoadDriverPrivilege 2092 WMIC.exe Token: SeSystemProfilePrivilege 2092 WMIC.exe Token: SeSystemtimePrivilege 2092 WMIC.exe Token: SeProfSingleProcessPrivilege 2092 WMIC.exe Token: SeIncBasePriorityPrivilege 2092 WMIC.exe Token: SeCreatePagefilePrivilege 2092 WMIC.exe Token: SeBackupPrivilege 2092 WMIC.exe Token: SeRestorePrivilege 2092 WMIC.exe Token: SeShutdownPrivilege 2092 WMIC.exe Token: SeDebugPrivilege 2092 WMIC.exe Token: SeSystemEnvironmentPrivilege 2092 WMIC.exe Token: SeRemoteShutdownPrivilege 2092 WMIC.exe Token: SeUndockPrivilege 2092 WMIC.exe Token: SeManageVolumePrivilege 2092 WMIC.exe Token: 33 2092 WMIC.exe Token: 34 2092 WMIC.exe Token: 35 2092 WMIC.exe Token: 36 2092 WMIC.exe Token: SeIncreaseQuotaPrivilege 2092 WMIC.exe Token: SeSecurityPrivilege 2092 WMIC.exe Token: SeTakeOwnershipPrivilege 2092 WMIC.exe Token: SeLoadDriverPrivilege 2092 WMIC.exe Token: SeSystemProfilePrivilege 2092 WMIC.exe Token: SeSystemtimePrivilege 2092 WMIC.exe Token: SeProfSingleProcessPrivilege 2092 WMIC.exe Token: SeIncBasePriorityPrivilege 2092 WMIC.exe Token: SeCreatePagefilePrivilege 2092 WMIC.exe Token: SeBackupPrivilege 2092 WMIC.exe Token: SeRestorePrivilege 2092 WMIC.exe Token: SeShutdownPrivilege 2092 WMIC.exe Token: SeDebugPrivilege 2092 WMIC.exe Token: SeSystemEnvironmentPrivilege 2092 WMIC.exe Token: SeRemoteShutdownPrivilege 2092 WMIC.exe Token: SeUndockPrivilege 2092 WMIC.exe Token: SeManageVolumePrivilege 2092 WMIC.exe Token: 33 2092 WMIC.exe Token: 34 2092 WMIC.exe Token: 35 2092 WMIC.exe Token: 36 2092 WMIC.exe Token: SeBackupPrivilege 4736 vssvc.exe Token: SeRestorePrivilege 4736 vssvc.exe Token: SeAuditPrivilege 4736 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2416 !WannaDecryptor!.exe 2416 !WannaDecryptor!.exe 4840 !WannaDecryptor!.exe 4840 !WannaDecryptor!.exe 3140 !WannaDecryptor!.exe 3140 !WannaDecryptor!.exe 4964 !WannaDecryptor!.exe 4964 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3552 wrote to memory of 1512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 3552 wrote to memory of 1512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 3552 wrote to memory of 1512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 82 PID 1512 wrote to memory of 4052 1512 cmd.exe 84 PID 1512 wrote to memory of 4052 1512 cmd.exe 84 PID 1512 wrote to memory of 4052 1512 cmd.exe 84 PID 3552 wrote to memory of 2416 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 3552 wrote to memory of 2416 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 3552 wrote to memory of 2416 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 88 PID 3552 wrote to memory of 3808 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3552 wrote to memory of 3808 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3552 wrote to memory of 3808 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 90 PID 3552 wrote to memory of 4512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3552 wrote to memory of 4512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3552 wrote to memory of 4512 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 91 PID 3552 wrote to memory of 3148 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3552 wrote to memory of 3148 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3552 wrote to memory of 3148 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 93 PID 3552 wrote to memory of 2268 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 3552 wrote to memory of 2268 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 3552 wrote to memory of 2268 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 95 PID 3552 wrote to memory of 4840 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 3552 wrote to memory of 4840 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 3552 wrote to memory of 4840 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 102 PID 3552 wrote to memory of 2312 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 3552 wrote to memory of 2312 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 3552 wrote to memory of 2312 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 103 PID 2312 wrote to memory of 3140 2312 cmd.exe 105 PID 2312 wrote to memory of 3140 2312 cmd.exe 105 PID 2312 wrote to memory of 3140 2312 cmd.exe 105 PID 3552 wrote to memory of 4964 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3552 wrote to memory of 4964 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3552 wrote to memory of 4964 3552 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe 107 PID 3140 wrote to memory of 4232 3140 !WannaDecryptor!.exe 108 PID 3140 wrote to memory of 4232 3140 !WannaDecryptor!.exe 108 PID 3140 wrote to memory of 4232 3140 !WannaDecryptor!.exe 108 PID 4232 wrote to memory of 2092 4232 cmd.exe 110 PID 4232 wrote to memory of 2092 4232 cmd.exe 110 PID 4232 wrote to memory of 2092 4232 cmd.exe 110 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 291451715396810.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1512 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:4052
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2416
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3808
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4512
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3148
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2268
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4840
-
-
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3140 -
C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet4⤵
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2092
-
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:4964
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
- Size 797B
- SHA256 227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
- MD5 afa18cf4aa2660392111763fb93a8c3d
- SHA1 c219a3654a5f41ce535a09f2a188a464c3f5baf5
- SHA512 4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnk
- Size 1KB
- SHA256 a30b053944f8faa8321f836e01a530fee4c075dc605e54caf9aff4b3c2f2c295
- MD5 2ef66fd48e457804c3a4539123642878
- SHA1 f309fb1656df42b95be4c5dea730bc1ca2ed30f3
- SHA512 878513c8a3723531d5c23cab75c64b70917ae0bcd4595398847336121390be503d1cb9b92cdbc06f3fd003fb5b858f5ee0c9c9a5982e62ef12d049329cf6587d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 972149b6e8e132a29d1067c320c438771f2b0916a05b64fe26a24758b6935ee2
- MD5 8e411fde6a6e1040201af923252e6886
- SHA1 0f1285d718c6a0f701f15752180f20f8d4e559ed
- SHA512 84d59e595ddfd2469771cbc72cb437ff65df5a508c61dea7096bfdd2e5f7d99f5fbc4a1d4379dc90e619e747ffacbde9709ae6469cdf832ff10acf4c108fff04
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 f00259c6628bd111b68093e565363c42ee5a0599e75e978c0e825ada18d3dfd2
- MD5 2b762d647838f99f17d890bb8fd2bebe
- SHA1 76326161b6b7d28ac43fa963f3ba7c47400a3ca3
- SHA512 e3d8d02bbdae04da0f4d946500d1472f11de6438dbe828a050cf1266f03d9d3fbc01afe7133c5a42b0ea9effe0b19de60acd897ecd150e07ae85a774bc9500c9
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 0f5cd94c8f5a346992f651e6f9653db804e2d8d1db084331b10bf68beb91b391
- MD5 837dbab88e1d5fe9d64582230b35903a
- SHA1 3b0cacf1a7bfab4274647b8441b06397ec89b734
- SHA512 f5925b50bc22eab82662917d689828a7a57c5167ab62eb4aa6d1a717daa26dadf814cc92bc4df2832f73da72af300e89ecc9f76419a8243063cb1aca5a4d3327
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\291451715396810.bat
- Size 336B
- SHA256 73872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
- MD5 3540e056349c6972905dc9706cd49418
- SHA1 492c20442d34d45a6d6790c720349b11ec591cde
- SHA512 c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.vbs
- Size 219B
- SHA256 0fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
- MD5 5f6d40ca3c34b470113ed04d06a88ff4
- SHA1 50629e7211ae43e32060686d6be17ebd492fd7aa
- SHA512 4d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.wry
- Size 628B
- SHA256 6569d6264d97cc9a67be7c394638034267628c6b06ba97cd4ea416ea07f438ea
- MD5 307207f28d8e0f1557eabc566b51623a
- SHA1 a74e1f1330d3ff42e1f5873cdde7a6f773075708
- SHA512 70f94424243f7620f639902f2d7c11146ed2a0bf1977264e42d19aca3b9501a03a40e9c2e2954e86491da76d4d3776e7ba92c4b6827524ec276705ec57aa76cd
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\m.wry
- Size 42KB
- SHA256 402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
- MD5 980b08bac152aff3f9b0136b616affa5
- SHA1 2a9c9601ea038f790cc29379c79407356a3d25a3
- SHA512 100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
- SSDEEP 384:S9sLTK3SWTsPzy3EFejoJQBO21z4oCTeo75Y3kmA31dv61QyU:S9s3mjoJb21zZrS14I
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\u.wry
- Size 236KB
- SHA256 78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
- MD5 cf1416074cd7791ab80a18f9e7e219d9
- SHA1 276d2ec82c518d887a8a3608e51c56fa28716ded
- SHA512 0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
- SSDEEP 3072:KeJJ0eIVAnbWOECR+uJ/0EJzBelG4t1nXFnQamKNQHFZde5tHEGaa:bqrVOEgZJcYelG4tQamKN2ex
- MD5 SHA1 SHA512 SSDEEP