wannacry | 48d91d9c245d138bddaebe5bc4d23f4cc2f1ba65d52bed8ffe2b90fe53901d49

Analysis

max time kernel
151s
max time network
157s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-09-2024 14:38

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General

Target

202409105872b8421de8c1c3303b68f417147472wannacry.exe
Size

5.0MB
MD5

5872b8421de8c1c3303b68f417147472
SHA1

3d2b152d138c28f90f7d6e09393d411e0b587b45
SHA256

48d91d9c245d138bddaebe5bc4d23f4cc2f1ba65d52bed8ffe2b90fe53901d49
SHA512

b359edb35735de58f475e4af18fbeddd395abe47e6e0e391cdca895d03dc38a6761b655bda1bb18043baae1d581e71f9995042ba156000507985eb231955b72b
SSDEEP

98304:N8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:N8qPe1Cxcxk3ZAEUadzR8yc4H

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3335) 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

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	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	202409105872b8421de8c1c3303b68f417147472wannacry.exe

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	202409105872b8421de8c1c3303b68f417147472wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Suspicious behavior: MapViewOfSection 47 IoCs

pid	Process
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe
2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe
Token: SeDebugPrivilege	2736	202409105872b8421de8c1c3303b68f417147472wannacry.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 372	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	3
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 380	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	4
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 408	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	5
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 464	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	6
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 480	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	7
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 488	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	8
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 600	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	9
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 680	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	10
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 756	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	11
PID 3064 wrote to memory of 816	3064	202409105872b8421de8c1c3303b68f417147472wannacry.exe	12

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:372

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:380
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:464
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:600
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:1640
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1660
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:680
- - 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:816
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1168
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:856
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:992
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:292
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:536
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1072
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1108
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:456
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:2880
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2324
- - C:\Users\Admin\AppData\Local\Temp\202409105872b8421de8c1c3303b68f417147472wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\202409105872b8421de8c1c3303b68f417147472wannacry.exe -m security
    3⤵
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2736
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:480
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:488

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:408

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232
- C:\Users\Admin\AppData\Local\Temp\202409105872b8421de8c1c3303b68f417147472wannacry.exe
  "C:\Users\Admin\AppData\Local\Temp\202409105872b8421de8c1c3303b68f417147472wannacry.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2736-6-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/3064-0-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/3064-1-0x0000000077230000-0x0000000077231000-memory.dmp

Filesize
4KB

Download
memory/3064-2-0x000000007722F000-0x0000000077230000-memory.dmp

Filesize
4KB

Download
memory/3064-4-0x000000007EF90000-0x000000007EF9A000-memory.dmp

Filesize
40KB

Download
memory/3064-5-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download