kinsing | 300fe6224578b1254a43444f7e1783dd608a6c065d4e6089e7560e719fc787b2

Analysis

max time kernel
143s
max time network
151s
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 17:27

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General

Target

ly2_03.exe
Size

220KB
MD5

e3562b5847e33d08be4ae083aed5c54b
SHA1

c45e91c23b4b312f438d0f08937f4bd77db0263d
SHA256

492d443d016eed1be36977c7dd148a2bddc62b6f6a04623e1b74578ac00181b9
SHA512

fc97747c0a19f8d4810a7b6116cff37ac3d49bd65fe1bd89f6c366e7b35c66da71638cc010f5d4e8558d7d308551a65f899d50e142b196369c18f88d0a9be4d1
SSDEEP

1536:XmcjI6qnGJWh7jtCY4d/2uXAEaTKKNZuYfoIRSPVOklNmUSxxbZl99JF:XHGnGAl5id+kQfJoIOVOklNmUSxx

Score

10^/10

kinsing evasion loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Modifies firewall policy service 2 TTPs 6 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\remotesetup.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\remotesetup.exe:*:Enabled:DuDuAcc"	remotesetup.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplica	remotesetup.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	remotesetup.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	remotesetup.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	remotesetup.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\	remotesetup.exe

Executes dropped EXE 1 IoCs

pid	Process
2384	remotesetup.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\DDD_Install_Program.job	remotesetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 2384	3420	ly2_03.exe	85
PID 3420 wrote to memory of 2384	3420	ly2_03.exe	85
PID 3420 wrote to memory of 2384	3420	ly2_03.exe	85

C:\Users\Admin\AppData\Local\Temp\ly2_03.exe
"C:\Users\Admin\AppData\Local\Temp\ly2_03.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\remotesetup.exe
  C:\Users\Admin\AppData\Local\Temp\remotesetup.exe
  2⤵
  - Modifies firewall policy service
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\remotesetup.exe

Filesize
200KB

MD5
b3a5a41b6ff9507ce821a4b6f794c2d2

SHA1
d663f48a4e9ecd3025a6a0e60354f181be1bd559

SHA256
2da37b8f8fb3e027a11cf02ec49a4799cc8536074f4a54c5288ede3fee09ae6f

SHA512
c2bf56e0142e15fa029fa9711e1e462af09aafe4d5a9d0964030232719b84572d53ba809a197583b90ae3c5b3e9b45b7cea83148fdc1ceaecd128e5061e9186d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads