wannacry | 74609a495eeaae9953d8c5cb66bd8ac3c8b955e005506252eabf4d3e4dbc422f

Resubmissions

15/07/2024, 05:50

240715-gj2jfstfng 10

15/07/2024, 05:49

15/07/2024, 05:46

15/07/2024, 05:45

15/07/2024, 05:34

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 05:34

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General

Target

486f3b0c2d9fc55d6069c0f76c7d741e_JaffaCakes118.dll
Size

5.0MB
MD5

486f3b0c2d9fc55d6069c0f76c7d741e
SHA1

dc32bd56935cb12c458cd2cb0aa0456c43c4e521
SHA256

74609a495eeaae9953d8c5cb66bd8ac3c8b955e005506252eabf4d3e4dbc422f
SHA512

2829527cf90924fec17e9145b665a6fb9c7f24699c45fbc122f49ec6f59cc8abb7f09deddfcee461a70ee5464ccee9c334acea953f2dacb006f77d92755c71b7
SSDEEP

98304:6DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp21:6DqPe1Cxcxk3ZAEUadzR8yc41

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3253) 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 2 IoCs

pid	Process
2468	mssecsvc.exe
2936	mssecsvc.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	mssecsvc.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\mssecsvc.exe	rundll32.exe
File created	C:\WINDOWS\tasksche.exe	mssecsvc.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	mssecsvc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	mssecsvc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f006c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}\WpadDecisionReason = "1"	mssecsvc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}\WpadNetworkName = "Network 3"	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-f3-e3-0f-5f-1c\WpadDecision = "0"	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	mssecsvc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mssecsvc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}\WpadDecisionTime = f0a432b278d6da01	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}\WpadDecision = "0"	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}\52-f3-e3-0f-5f-1c	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	mssecsvc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	mssecsvc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A393F264-E704-488B-87B4-3D2019419C48}	mssecsvc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-f3-e3-0f-5f-1c\WpadDecisionTime = f0a432b278d6da01	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-f3-e3-0f-5f-1c	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-f3-e3-0f-5f-1c\WpadDecisionReason = "1"	mssecsvc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2468	mssecsvc.exe
2936	mssecsvc.exe

Suspicious behavior: MapViewOfSection 47 IoCs

pid	Process
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2468	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe
2936	mssecsvc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2468	mssecsvc.exe
Token: SeDebugPrivilege	2936	mssecsvc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2404 wrote to memory of 2964	2404	rundll32.exe	30
PID 2964 wrote to memory of 2468	2964	rundll32.exe	31
PID 2964 wrote to memory of 2468	2964	rundll32.exe	31
PID 2964 wrote to memory of 2468	2964	rundll32.exe	31
PID 2964 wrote to memory of 2468	2964	rundll32.exe	31
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 384	2468	mssecsvc.exe	3
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 392	2468	mssecsvc.exe	4
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 432	2468	mssecsvc.exe	5
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 476	2468	mssecsvc.exe	6
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 492	2468	mssecsvc.exe	7
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 500	2468	mssecsvc.exe	8
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 588	2468	mssecsvc.exe	9
PID 2468 wrote to memory of 672	2468	mssecsvc.exe	10
PID 2468 wrote to memory of 672	2468	mssecsvc.exe	10
PID 2468 wrote to memory of 672	2468	mssecsvc.exe	10
PID 2468 wrote to memory of 672	2468	mssecsvc.exe	10

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:384

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:392
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:476
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:588
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:1560
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1016
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:672
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:756
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:804
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1152
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:848
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:964
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:276
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:496
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1076
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1100
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:268
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:2544
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2576
- - C:\WINDOWS\mssecsvc.exe
    C:\WINDOWS\mssecsvc.exe -m security
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2936
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:492
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\486f3b0c2d9fc55d6069c0f76c7d741e_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\486f3b0c2d9fc55d6069c0f76c7d741e_JaffaCakes118.dll,#1
    3⤵
    - Drops file in Windows directory
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - C:\WINDOWS\mssecsvc.exe
      C:\WINDOWS\mssecsvc.exe
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2468

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

Replay Monitor

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Downloads

C:\Windows\mssecsvc.exe

Filesize
3.6MB

MD5
dd648e0a045c271c486a19510b095863

SHA1
88d9a6ae3eb991e6403c223d7e6d4b3ff5910344

SHA256
ca3c934f011071c5cfb5474639df50d392d65271548bb08b038c37dea31aa4de

SHA512
d41b6cb799e199be8f5119d44a3599e0b0b7837306a1cd2842490027947e72198f8751924cba8509d3478406f1d3b8d6d18a8233b02ccb49fddfa3152c89abbc

Download Submit
memory/2468-6-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2468-8-0x00000000772A0000-0x00000000772A1000-memory.dmp

Filesize
4KB

Download
memory/2468-7-0x000000007729F000-0x00000000772A0000-memory.dmp

Filesize
4KB

Download
memory/2468-15-0x000000007EF70000-0x000000007EF7C000-memory.dmp

Filesize
48KB

Download
memory/2468-14-0x000000007729F000-0x00000000772A0000-memory.dmp

Filesize
4KB

Download
memory/2468-13-0x00000000772A0000-0x00000000772A1000-memory.dmp

Filesize
4KB

Download
memory/2468-16-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2468-17-0x000000007EF70000-0x000000007EF7C000-memory.dmp

Filesize
48KB

Download
memory/2936-10-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2936-18-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download