wannacry | cc65535243dfd3cd54a9c5ecfcb93c7f918a87c725e9c52925017ab92effe278

Resubmissions

05/02/2025, 08:57

250205-kwyvwayrgv10

13/07/2024, 09:29

240713-lf7nhsvgrp10

Analysis

max time kernel
156s
max time network
165s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 09:29

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General

Target
2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Size 5.0MB
Sample240713-lf7nhsvgrp
SHA256 2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7
MD5 e868a305cfda3903526adc37daf56e6d
SHA1 11148b1bafb29ffbd30ab3eccc88de9648b756a8
SHA512 bcb38bdb1faf2ef6a112e2f63c06d8423f649939f074228a78ff72f80abe313e9238801a059a3a931523157ac7ce71b52f49cb30fb7de5f4f3125fa7556c7b15
SSDEEP 98304:YDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2:YDqPe1Cxcxk3ZAEUadzR8yc4
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3189) amount of remote hosts 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
2916	tasksche.exe

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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}\WpadNetworkName = "Network 3"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-78-1b-4b-a1-44\WpadDecisionReason = "1"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-78-1b-4b-a1-44\WpadDecision = "0"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}\WpadDecision = "0"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}\WpadDecisionReason = "1"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}\WpadDecisionTime = d052655507d5da01	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-78-1b-4b-a1-44\WpadDecisionTime = d052655507d5da01	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECADA42-52F7-4AD6-A017-1FBD15E94D89}\de-78-1b-4b-a1-44	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f008b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-78-1b-4b-a1-44	2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe

C:\Users\Admin\AppData\Local\Temp\2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
"C:\Users\Admin\AppData\Local\Temp\2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe"
1⤵
- Drops file in Windows directory
PID:2864
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2916

C:\Users\Admin\AppData\Local\Temp\2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
C:\Users\Admin\AppData\Local\Temp\2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:1992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tasksche.exe

Path C:\Windows\tasksche.exe
Size 3.4MB
SHA256 a2d7fccbb2559daf1107c9382c2710b429b00d630d47a55e3546a9fbe8c139f9
MD5 c531c026d783b08cc15333f87fe2f1d0
SHA1 0ecb6a99c9c413e1a0eb0bc8394f0c85014224f8
SHA512 90525b835dc81b410b57654f4e8528c0255a47917a8c00f0f2e24c54455dcdc3715b464e6eee17f824ee8b3f70b78ef5a332ebe8e2f6ccf6beb5e7c931d218d8
SSDEEP 98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2:QqPe1Cxcxk3ZAEUadzR8yc4
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1992-1-0x0000000000400000-0x0000000000A72000-memory.dmp

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memory/1992-7-0x0000000000400000-0x0000000000A72000-memory.dmp

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memory/2864-0-0x0000000000400000-0x0000000000A72000-memory.dmp

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memory/2864-6-0x0000000000400000-0x0000000000A72000-memory.dmp

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads