wannacry | fc849725187a811a219d5aecb22ee7d502a0007512386e76899a76be67ebac07

Resubmissions

22-01-2025 12:04

250122-n8tcpswncm 10

22-01-2025 12:02

250122-n7fp8awmfl 10

13-05-2023 03:12

230513-dp9kgafd59 10

Analysis

max time kernel
1800s
max time network
1802s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
22-01-2025 12:04

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General

Target

2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe
Size

3.6MB
MD5

e35e427cd5131bd06793f67ab0465cb6
SHA1

e47ffcea00cda8aa4d4343807a075ed6bec0c91e
SHA256

fc849725187a811a219d5aecb22ee7d502a0007512386e76899a76be67ebac07
SHA512

7831096c6c2a6663cba2b405e7bc9045d19447f7c63cb107205eb83da65ea6f561111884a310c15da954e0d9a6deb62c201a2b2e4738fc14ef22dcaca78ec422
SSDEEP

98304:X8qPoBhzhaRxcSUDk36SAEdhvxWa9P593R8yAVp2:X8qPehCxcxk3ZAEUadzR8yc4

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (50090) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Executes dropped EXE 1 IoCs

pid	Process
3160	tasksche.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe
File opened for modification	C:\Windows\SystemTemp	chrome.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133820211133580038"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2288	chrome.exe
2288	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2288	chrome.exe
Token: SeCreatePagefilePrivilege	2288	chrome.exe
Token: SeShutdownPrivilege	2288	chrome.exe
Token: SeCreatePagefilePrivilege	2288	chrome.exe
Token: SeShutdownPrivilege	2288	chrome.exe
Token: SeCreatePagefilePrivilege	2288	chrome.exe
Token: SeShutdownPrivilege	2288	chrome.exe
Token: SeCreatePagefilePrivilege	2288	chrome.exe
Token: SeShutdownPrivilege	2288	chrome.exe
Token: SeCreatePagefilePrivilege	2288	chrome.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe
2288	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 3688	2288	chrome.exe	93
PID 2288 wrote to memory of 3688	2288	chrome.exe	93
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 396	2288	chrome.exe	94
PID 2288 wrote to memory of 4336	2288	chrome.exe	95
PID 2288 wrote to memory of 4336	2288	chrome.exe	95
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96
PID 2288 wrote to memory of 3328	2288	chrome.exe	96

C:\Users\Admin\AppData\Local\Temp\2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:392
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3160

C:\Users\Admin\AppData\Local\Temp\2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2023-05-12_e35e427cd5131bd06793f67ab0465cb6_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1972

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Drops file in Windows directory
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff9276dcc40,0x7ff9276dcc4c,0x7ff9276dcc58
  2⤵
  PID:3688
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1948,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=1892 /prefetch:2
  2⤵
  PID:396
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2144,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=2204 /prefetch:3
  2⤵
  PID:4336
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2256,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=2480 /prefetch:8
  2⤵
  PID:3328
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3144,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=3164 /prefetch:1
  2⤵
  PID:2632
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3172,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=3204 /prefetch:1
  2⤵
  PID:720
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=3728,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=4564 /prefetch:1
  2⤵
  PID:3468
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=3804,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=4696 /prefetch:1
  2⤵
  PID:3672
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --field-trial-handle=4024,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=4840 /prefetch:1
  2⤵
  PID:3284
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --field-trial-handle=4372,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=3312 /prefetch:1
  2⤵
  PID:2280
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=3228,i,9718506411410598211,12288538782427535249,262144 --variations-seed-version=20250112-180253.846000 --mojo-platform-channel-handle=3296 /prefetch:8
  2⤵
  PID:3484

C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
1⤵
PID:4788

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:1108

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:2152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Network Service Discovery

T1046

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

Filesize
649B

MD5
231c27bf16810ba4f7ba318602a6adb1

SHA1
10fbca4d21a8bb01445c96b8a7f60ccb8ba6df79

SHA256
5a9800154323e54897051287f2911942e6cde3fd8eb071edc27c67263b71f667

SHA512
70447caaef44a511ae9ec1550813f9ff3bea34b391b726dc3b828144456e510231c011a719f5a9377012a8841942f89f0ae9b678ef09bc5272011ed2e00f710f

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

Filesize
1KB

MD5
296cc50cfefb26458126766f14a53c87

SHA1
c11bf1ba1b5331ef697334bfe4e4519a071a8cea

SHA256
11a9cf43efeb6d4d9b84d449ecc8c58baa760348a7f5ca082a257b672ddf93a8

SHA512
6141f7e9accd3e1a1d7abaae959df306e952062fcf18a436c1c9e3bf562fa8d53b1d8306b9252099a255873eaa2176768b8f9134a6174f7d30c723095880831b

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
9KB

MD5
2f4f51277cf428ee086ab68409856020

SHA1
a81bb855c56d6bb8cfb7ab9b7eaeb97c045877f6

SHA256
ee0e5ebb63daab2e670f49bec52491650e375434617705788b31365e4e9b281a

SHA512
889098c427011f6f657c43e887a51a95340ededc7f5f980ab14214200c8367300d7e800d99c30b4aa392710aa07d9bd0a922a16123f01d0142b81c9c2092db8f

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
118KB

MD5
e6ad99abd7aa61efeed156c67446cd52

SHA1
6420e70feece82288c5955b700a146a270cbfcf4

SHA256
be67d618bb40c69b2e8eab6af99c1c504791ae66e534d4396ddde8d65ffbe6c9

SHA512
3159027c315ed56de7d64525965eca7043a14b33b7b397d461eea22ccc3d466ce384aedb9d9ff7de8104f419e361785d43989e47b1f66d40366be0359c3d8b3c

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
0990e5f5e1679fb8c77789ae8261378b

SHA1
7892d114422d962e1da1d9c72a321801c72a2d2a

SHA256
d2e6e6e771de9a1254736dfa538c8f5e069c4fec375d4bee3bbbc11c4e781f7b

SHA512
85d7968d218d57ea80fdc0996ca7fe8450c4a0712a32248ed0e6f9b599426c350b5c7642e7e275f102ab81844e50c98262f2fa75c92de5818efe334276cdb18c

Download Submit