kinsing | c22fdda6e1e9e40bfb197493b9e98ed7315fd8579e2b9a9534bff76c5ee2ee03

Analysis

max time kernel
155s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 16:42

Target

2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
Size

5.0MB
MD5

83164fdcee6ea5a4ae533e67350a0f3d
SHA1

982590433087d96d38945abf7686ea99204332df
SHA256

c22fdda6e1e9e40bfb197493b9e98ed7315fd8579e2b9a9534bff76c5ee2ee03
SHA512

123e0757569c11f9d546961fcaf2b1415becc478cb3995cc31fc34054b867c0c3ad2cddd5fbd10ed6fdcc4737867679048763fad741669dc0aab033f1543c0f0
SSDEEP

98304:yDqWSI8oWrVI1zQNpxlMgjG6WUeZH1JugtoC0GRFa9w2eJ0mh/SkVmw/0JPPriqy:yDqrMpoDLSLrd1btpfaLL8/SkVVyriC

Score

10^/10

Kinsing
Kinsing is a loader written in Golang.
loader kinsing
Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3275) 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

3228 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 Windows directory 1 IoCs

Processes:

2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe

pid	process
3228	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:3296
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3228

C:\Users\Admin\AppData\Local\Temp\2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-01-25_83164fdcee6ea5a4ae533e67350a0f3d_wannacry.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:2468

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
0f58fece592349524e5992034af9852d

SHA1
0cb5eeaa995f962b9f6cae7e86deb6bb42747f9b

SHA256
2e2a6be659f9952fe0a84f56636737186fb4cec73b5c8a58a8117a5808d690bf

SHA512
53a6ee79a8253b58317296d21e80b02fe3f85bb7b594bb7c378d02bd54123bf045c1a2b9f568865bebe84baff73b3f65aa34f4ebfe15ff70959b4ed09905c046

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