kinsing | c62d65e49cda2653b185ba181c1ad775955e10f6550acde60562e90d35861045

General

Target

2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe
Size

3.5MB
MD5

a9e5109e14562508b2b2a03a60dc7202
SHA1

bbe5b84d9d3ad7ca2fb34602182297f3ae669611
SHA256

c62d65e49cda2653b185ba181c1ad775955e10f6550acde60562e90d35861045
SHA512

1e93b71a563e3f853f0a8d7ca83d32b147a058bb9dba4867cec31cce68a1d19357442b3684c10014be025570fef7e5b432d9ad007b915b0df9428390b2b718e4
SSDEEP

49152:XkLUJbzk8o21UsNT7I35W4AShA+SdhtkCu/BaC8UWF:X7XkkNpIJAkA+otSZax

Score

10^/10

kinsing njrat evasion loader persistence trojan

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

756 netsh.exe

pid	process
756	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe

Drops startup file 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\325ed1ae2a47f27cdcc228f42fff7da3.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\325ed1ae2a47f27cdcc228f42fff7da3.exe	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

4816 svchost.exe

pid	process
4816	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\325ed1ae2a47f27cdcc228f42fff7da3 = "\"C:\\Windows\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\325ed1ae2a47f27cdcc228f42fff7da3 = "\"C:\\Windows\\svchost.exe\" .."	svchost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

18 4.tcp.eu.ngrok.io
36 4.tcp.eu.ngrok.io
44 4.tcp.eu.ngrok.io

flow	ioc
18	4.tcp.eu.ngrok.io
36	4.tcp.eu.ngrok.io
44	4.tcp.eu.ngrok.io

Drops autorun.inf file 1 TTPs 5 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

Processes:

svchost.exe

description	ioc	process
File created	C:\autorun.inf	svchost.exe
File opened for modification	C:\autorun.inf	svchost.exe
File created	D:\autorun.inf	svchost.exe
File created	F:\autorun.inf	svchost.exe
File opened for modification	F:\autorun.inf	svchost.exe

Drops file in Windows directory 3 IoCs

Processes:

2168-37-0x0000000000EA0000-0x0000000001216000-memory.exesvchost.exe

description	ioc	process
File created	C:\Windows\svchost.exe	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe
File opened for modification	C:\Windows\svchost.exe	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe
File opened for modification	C:\Windows\svchost.exe	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeDebugPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe
Token: 33	4816	svchost.exe
Token: SeIncBasePriorityPrivilege	4816	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2168-37-0x0000000000EA0000-0x0000000001216000-memory.exesvchost.exe

description	pid	process	target process
PID 4788 wrote to memory of 4816	4788	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe	svchost.exe
PID 4788 wrote to memory of 4816	4788	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe	svchost.exe
PID 4788 wrote to memory of 4816	4788	2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe	svchost.exe
PID 4816 wrote to memory of 756	4816	svchost.exe	netsh.exe
PID 4816 wrote to memory of 756	4816	svchost.exe	netsh.exe
PID 4816 wrote to memory of 756	4816	svchost.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2168-37-0x0000000000EA0000-0x0000000001216000-memory.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4788

C:\Windows\svchost.exe
"C:\Windows\svchost.exe"
2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4816

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Windows\svchost.exe" "svchost.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\svchost.exe
Filesize
896KB

MD5
ade6c287437bd9e0a19ac57b69152eed

SHA1
d400b88ad5ce5962e045ae052c520383195e0ddf

SHA256
735abba65af7f5ec8ee311ec0c11d1f18fb5b78796d518e07d73966a038d111e

SHA512
b4187545f5d053b57d1209c020fe05109a85fc0465b8da0b1946af6ca619fd3dfc2ee7d10a6f8c36c21f08dc9db980f84c7400afa4b96f2a90b8bb6d71a52984

Download Submit
C:\Windows\svchost.exe
Filesize
2.0MB

MD5
f2e186c3ebc708a2a4f88ef637ee0e75

SHA1
48fea8b368916053d348f10f54a8ef37f4f9d341

SHA256
75bcd94b72aaf597ab1c1a6267c615a7b97b32f0fb50bd2d5e9f01564115acc4

SHA512
e30ef40f696155e1e720659e3b26844e34af7441f7b5f269c717f9eb7aa24dc3bb846bc0f0252b75ff093ec8f3979015a5ee5793a75dd3365f69b355df74a4ed

Download Submit
C:\Windows\svchost.exe
Filesize
733KB

MD5
7de00bc378444e9621b4e21894d5a2f8

SHA1
0ebd3adc3e12dcaaf6e06d59a4c8b2bb5736f559

SHA256
f7a57ea4472598bd9fb2e03e9388130246d45fb5f1a4c261f86aa50b10d27208

SHA512
7599b4716daa17c4d0d01f52445f70df8d97bfafea3586f9b302eb0ab0121f31afe5ffa42093f03a05d78c9bf5efc88bbe307dd9717ccc7df53eec36cd0cefdc

Download Submit
memory/4788-1-0x0000000001160000-0x0000000001170000-memory.dmp

Filesize
64KB

Download
memory/4788-0-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/4788-2-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/4788-12-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/4816-13-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/4816-14-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/4816-24-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads