Analysis
-
max time kernel
148s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
13-05-2024 19:06
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
General
-
Target
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
-
Size
224KB
-
MD5
5c7fb0927db37372da25f270708103a2
-
SHA1
120ed9279d85cbfa56e5b7779ffa7162074f7a29
-
SHA256
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
-
SHA512
a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
-
SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
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
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDFD0B.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDFD12.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 4404 !WannaDecryptor!.exe 1452 !WannaDecryptor!.exe 2576 !WannaDecryptor!.exe 1852 !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
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription 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
Processes:
!WannaDecryptor!.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exepid process 4364 taskkill.exe 1452 taskkill.exe 2644 taskkill.exe 4184 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 4364 taskkill.exe Token: SeDebugPrivilege 1452 taskkill.exe Token: SeDebugPrivilege 4184 taskkill.exe Token: SeDebugPrivilege 2644 taskkill.exe Token: SeIncreaseQuotaPrivilege 4752 WMIC.exe Token: SeSecurityPrivilege 4752 WMIC.exe Token: SeTakeOwnershipPrivilege 4752 WMIC.exe Token: SeLoadDriverPrivilege 4752 WMIC.exe Token: SeSystemProfilePrivilege 4752 WMIC.exe Token: SeSystemtimePrivilege 4752 WMIC.exe Token: SeProfSingleProcessPrivilege 4752 WMIC.exe Token: SeIncBasePriorityPrivilege 4752 WMIC.exe Token: SeCreatePagefilePrivilege 4752 WMIC.exe Token: SeBackupPrivilege 4752 WMIC.exe Token: SeRestorePrivilege 4752 WMIC.exe Token: SeShutdownPrivilege 4752 WMIC.exe Token: SeDebugPrivilege 4752 WMIC.exe Token: SeSystemEnvironmentPrivilege 4752 WMIC.exe Token: SeRemoteShutdownPrivilege 4752 WMIC.exe Token: SeUndockPrivilege 4752 WMIC.exe Token: SeManageVolumePrivilege 4752 WMIC.exe Token: 33 4752 WMIC.exe Token: 34 4752 WMIC.exe Token: 35 4752 WMIC.exe Token: 36 4752 WMIC.exe Token: SeIncreaseQuotaPrivilege 4752 WMIC.exe Token: SeSecurityPrivilege 4752 WMIC.exe Token: SeTakeOwnershipPrivilege 4752 WMIC.exe Token: SeLoadDriverPrivilege 4752 WMIC.exe Token: SeSystemProfilePrivilege 4752 WMIC.exe Token: SeSystemtimePrivilege 4752 WMIC.exe Token: SeProfSingleProcessPrivilege 4752 WMIC.exe Token: SeIncBasePriorityPrivilege 4752 WMIC.exe Token: SeCreatePagefilePrivilege 4752 WMIC.exe Token: SeBackupPrivilege 4752 WMIC.exe Token: SeRestorePrivilege 4752 WMIC.exe Token: SeShutdownPrivilege 4752 WMIC.exe Token: SeDebugPrivilege 4752 WMIC.exe Token: SeSystemEnvironmentPrivilege 4752 WMIC.exe Token: SeRemoteShutdownPrivilege 4752 WMIC.exe Token: SeUndockPrivilege 4752 WMIC.exe Token: SeManageVolumePrivilege 4752 WMIC.exe Token: 33 4752 WMIC.exe Token: 34 4752 WMIC.exe Token: 35 4752 WMIC.exe Token: 36 4752 WMIC.exe Token: SeBackupPrivilege 8 vssvc.exe Token: SeRestorePrivilege 8 vssvc.exe Token: SeAuditPrivilege 8 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 4404 !WannaDecryptor!.exe 4404 !WannaDecryptor!.exe 1452 !WannaDecryptor!.exe 1452 !WannaDecryptor!.exe 2576 !WannaDecryptor!.exe 2576 !WannaDecryptor!.exe 1852 !WannaDecryptor!.exe 1852 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.execmd.execmd.exe!WannaDecryptor!.execmd.exedescription pid process target process PID 232 wrote to memory of 924 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 232 wrote to memory of 924 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 232 wrote to memory of 924 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 924 wrote to memory of 3860 924 cmd.exe cscript.exe PID 924 wrote to memory of 3860 924 cmd.exe cscript.exe PID 924 wrote to memory of 3860 924 cmd.exe cscript.exe PID 232 wrote to memory of 4404 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 4404 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 4404 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 4364 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 4364 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 4364 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 2644 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 2644 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 2644 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 4184 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 4184 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 4184 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1452 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1520 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 232 wrote to memory of 1520 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 232 wrote to memory of 1520 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 1520 wrote to memory of 2576 1520 cmd.exe !WannaDecryptor!.exe PID 1520 wrote to memory of 2576 1520 cmd.exe !WannaDecryptor!.exe PID 1520 wrote to memory of 2576 1520 cmd.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1852 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1852 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 232 wrote to memory of 1852 232 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2576 wrote to memory of 5024 2576 !WannaDecryptor!.exe cmd.exe PID 2576 wrote to memory of 5024 2576 !WannaDecryptor!.exe cmd.exe PID 2576 wrote to memory of 5024 2576 !WannaDecryptor!.exe cmd.exe PID 5024 wrote to memory of 4752 5024 cmd.exe WMIC.exe PID 5024 wrote to memory of 4752 5024 cmd.exe WMIC.exe PID 5024 wrote to memory of 4752 5024 cmd.exe WMIC.exe -
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:232 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 255321715627256.bat2⤵
- Suspicious use of WriteProcessMemory
PID:924 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:3860
-
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4404 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4364 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1452 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2644 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4184 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1452 -
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2576 -
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:5024 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4752 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:1852
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3960,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=4000 /prefetch:81⤵PID:3412
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:8
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
-
Filesize
1KB
MD5f2be18872c89fdae1dd5e78c441d4b40
SHA132e7a322c04f613103df8ffc48f2d2df26623ee9
SHA2567427a7f77e76cdb60f3fd072893a3dfcb67e9f16574e6e23ed875f0a432b7876
SHA512ce7a4283edd9e628e1017bc8e4f36259e81c286343a0eeb9a2696c550b129f05fb2dee653ac37dfe10d69c7a24af33f4f9585eb2f8b4f30c798162f085694ba0
-
Filesize
136B
MD5a6675c0f7e3a32cccdb3ac8071568b0f
SHA11d1ad69fb6790a902f99ecdb49dcaf96d26d742e
SHA2567c6e085105cdcb07c614e1e56e6d80da73300bb63eaf1a11bb046ba16ad20ab4
SHA512fb8235d33439a4bbe190d8f5a3bd4f03292fcd191a7aec83e214d40c7a5de33798bc6956c13e848279dd0cebc191fa0d38cdde5e4600936053a827bea79ba135
-
Filesize
136B
MD5d6d6ea661ed0ff95f0b1db56916648b5
SHA1b4435fe1ca1b50689a90cd5c73d55a4b25742d0d
SHA256707ef2486c2173b61b57a21f7afe6e5e99bcbf5296375d783a34115f24dfab66
SHA51239cab859d4c06da649ccb9fadc2de64e4528908fa796bf5bb4d1504d540d880cd6a9e08f7e348e51b2c90ab9d41f02f8b71f8e36e68df055e9fa94a5f0011a26
-
Filesize
136B
MD5b4bbd01af396ccd7f35c3dffdec16065
SHA1710d27b9866871c48cdb4dd70a31c99843e031ef
SHA25608d559e12f6f094ac17643dc38ea5b1687e61f83ad604d5d48bfef179e0d2168
SHA5122841873c8952593d609e06d6db2d5d6979331c65907b0aa5d59d2ebcab2e24b18fd18798c6e847a786fe793815c8d23829cd0dcc516e0af9191fe69791fec6cf
-
Filesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
-
Filesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
-
Filesize
628B
MD5607aa1eae7bd285ac05afe52c1e1e105
SHA16296ec829a1022b4cbd33db09ffc3d7c49ad89bd
SHA256efa18f0be393ebf3101971a0cc5c51bb775b79ad26b51d8b53d8bd603c055b90
SHA5121ee8a105c747d1c30dbabcff08d53acc7be264c282857b578d1b1710b2db6e23aef94f95963bc4e03576befaef12f6b3a49a4be8a10dce31bcace047b1161f04
-
Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
-
Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5