kinsing | 44cf6183c38afa74a1e7e7308fcd80413696682bb5976bf6523670fe43883f96

General

Target

2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Size

5.0MB
MD5

e02ea025ab9a55cc1472d5819abc4a22
SHA1

9fcbb4eb5050b3e1a00ba68a586ff34af292c275
SHA256

44cf6183c38afa74a1e7e7308fcd80413696682bb5976bf6523670fe43883f96
SHA512

27b1ccf832af14fcc90faa479efe5382a2038f542244ad3f4283c17c948d4e0094fdd2c8342883b364f9a2ff1d9b1a70915f436edf4da89296fc404a498289eb
SSDEEP

24576:QbLguJiIfEc+SirYbcMNgef0xmiHkQg6eX6SASk+RdhAdmv:QnjcSPbcBVx1HkQo6SAARdhnv

Score

10^/10

kinsing wannacry discovery loader ransomware worm

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing
Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3148) 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

Processes:

tasksche.exe

pid process

3148 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

pid	process
3148	tasksche.exe

Drops file in System32 directory 4 IoCs

Processes:

2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:5064

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3148

C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-01-25_e02ea025ab9a55cc1472d5819abc4a22_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

2

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\tasksche.exe
Filesize
2.0MB

MD5
4599824922bcf40382e6af2d6c6fccf9

SHA1
d0cb798d4edd71fa63799d34b754bdd19eff694e

SHA256
4e9f04cfa65e0382ecf521eace5953205dd4cf84d576817fe2480a46edcb42d5

SHA512
7237a5f4543634a51d206eafe8753971c33b1786664da5ceabe7fc98ca8789a451b454479bdae43079fd68dc89f7ae5a8b463239b63162eece0f8b8ad336ced6

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