Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2024 09:21
Static task
static1
Behavioral task
behavioral1
Sample
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe
Resource
win10v2004-20240508-en
General
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Target
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe
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Size
3.6MB
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MD5
00a59dcbaba9677921dca2be0a253e53
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SHA1
c508c275957ba4c5cbae3388ce00828ada7fa665
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SHA256
0734d5ab03a578e39f01af947cec5f76bdd3f491c64bfe7f1b83aec2afc36fd9
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SHA512
27e2a14b19bf8ce9ec41c879dff67b8cd006fcfe38bb5b16bfabc0de7c67f7b669a919da1749d42d0c31bdf1ca44fe3b27975b3f7d8f6d93bc1447f201b12651
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SSDEEP
98304:XDaiEkmnft4PdpR2j50Aj4Ouenmur2uuhQ2HI:XDa6mnft4FpR2j50AjKem/uuh/HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3270) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 1924 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 1 IoCs
Processes:
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exedescription ioc process File created C:\WINDOWS\tasksche.exe 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 228 1924 WerFault.exe tasksche.exe -
Modifies data under HKEY_USERS 5 IoCs
Processes:
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
2024070300a59dcbaba9677921dca2be0a253e53wannacry.exedescription pid process target process PID 2332 wrote to memory of 1924 2332 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe tasksche.exe PID 2332 wrote to memory of 1924 2332 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe tasksche.exe PID 2332 wrote to memory of 1924 2332 2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe tasksche.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:1924 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 2163⤵
- Program crash
PID:228
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C:\Users\Admin\AppData\Local\Temp\2024070300a59dcbaba9677921dca2be0a253e53wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024070300a59dcbaba9677921dca2be0a253e53wannacry.exe -m security1⤵
- Modifies data under HKEY_USERS
PID:2040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1924 -ip 19241⤵PID:2892
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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=4124,i,6166776566165096562,4582328833313060853,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:81⤵PID:4092
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD5e53487c3c1e2a53505ebca2d83f3197c
SHA18906fcfd139586798d7f34d1fd6804deedb844ec
SHA2566462ec0f6f1253cc7544050a3fdba8db8c6fc66cd31aa0d785163fb7c01ee4a7
SHA51236486b0c507c0bb8acc785bbcac7e6c23d1eabb234de50cebfc422385650848aa57b7bf4a482aea0db72348b9abf0e743faf1c0442ee76414e1ede495a5c7762