kinsing | 69e62c01d01514823c9f50a77e79b456241aed9f23596e48d78490d227fbb18b

Analysis

max time kernel
147s
max time network
145s
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 17:33

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General

Target

751b0391c47ac27fd5880602095c2b75.exe
Size

392KB
MD5

751b0391c47ac27fd5880602095c2b75
SHA1

57bb747fc1bff49bb43598d4e9ef035589ff8a65
SHA256

69e62c01d01514823c9f50a77e79b456241aed9f23596e48d78490d227fbb18b
SHA512

7ac38504d483601ec7dc660559f23b75d127a82091eba15f50f4f62d715c8d327f5950c5cc99ba7cf31c1f60c2457ff8fa6fc3691dffb60abca7a355eb7ae607
SSDEEP

3072:TjeF/OZ/HI8IhYt5BjAsoDYp9qducrNK+B968s655MjawzakfWeiKWVOzYZO:TjC/4/HI87/Xr6UKzB92hOvVUYZO

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

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:

751b0391c47ac27fd5880602095c2b75.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	751b0391c47ac27fd5880602095c2b75.exe

Executes dropped EXE 1 IoCs

Processes:

oztdohk.exe

pid process

4028 oztdohk.exe
Loads dropped DLL 1 IoCs

Processes:

oztdohk.exe

pid process

4028 oztdohk.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1640 taskkill.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4436 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1640 taskkill.exe

pid	process
4028	oztdohk.exe

pid	process
4028	oztdohk.exe

pid	process
1640	taskkill.exe

pid	process
4436	PING.EXE

description	pid	process
Token: SeDebugPrivilege	1640	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

751b0391c47ac27fd5880602095c2b75.execmd.exe

description	pid	process	target process
PID 4072 wrote to memory of 3276	4072	751b0391c47ac27fd5880602095c2b75.exe	cmd.exe
PID 4072 wrote to memory of 3276	4072	751b0391c47ac27fd5880602095c2b75.exe	cmd.exe
PID 4072 wrote to memory of 3276	4072	751b0391c47ac27fd5880602095c2b75.exe	cmd.exe
PID 3276 wrote to memory of 1640	3276	cmd.exe	taskkill.exe
PID 3276 wrote to memory of 1640	3276	cmd.exe	taskkill.exe
PID 3276 wrote to memory of 1640	3276	cmd.exe	taskkill.exe
PID 3276 wrote to memory of 4436	3276	cmd.exe	PING.EXE
PID 3276 wrote to memory of 4436	3276	cmd.exe	PING.EXE
PID 3276 wrote to memory of 4436	3276	cmd.exe	PING.EXE
PID 3276 wrote to memory of 4028	3276	cmd.exe	oztdohk.exe
PID 3276 wrote to memory of 4028	3276	cmd.exe	oztdohk.exe
PID 3276 wrote to memory of 4028	3276	cmd.exe	oztdohk.exe

C:\Users\Admin\AppData\Local\Temp\751b0391c47ac27fd5880602095c2b75.exe
"C:\Users\Admin\AppData\Local\Temp\751b0391c47ac27fd5880602095c2b75.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4072

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /f /pid 4072 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\751b0391c47ac27fd5880602095c2b75.exe" & start C:\Users\Admin\AppData\Local\oztdohk.exe -f
2⤵
- Suspicious use of WriteProcessMemory
PID:3276

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /pid 4072
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1640

C:\Windows\SysWOW64\PING.EXE
ping -n 3 127.1
3⤵
- Runs ping.exe
PID:4436

C:\Users\Admin\AppData\Local\oztdohk.exe
C:\Users\Admin\AppData\Local\oztdohk.exe -f
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\oztdohk.exe
Filesize
392KB

MD5
751b0391c47ac27fd5880602095c2b75

SHA1
57bb747fc1bff49bb43598d4e9ef035589ff8a65

SHA256
69e62c01d01514823c9f50a77e79b456241aed9f23596e48d78490d227fbb18b

SHA512
7ac38504d483601ec7dc660559f23b75d127a82091eba15f50f4f62d715c8d327f5950c5cc99ba7cf31c1f60c2457ff8fa6fc3691dffb60abca7a355eb7ae607

Download Submit
memory/4028-19-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4028-18-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/4028-15-0x0000000000B90000-0x0000000000B92000-memory.dmp

Filesize
8KB

Download
memory/4028-14-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4028-13-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/4028-12-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/4072-3-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4072-8-0x00000000006A0000-0x00000000006C5000-memory.dmp

Filesize
148KB

Download
memory/4072-7-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4072-5-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4072-4-0x0000000000DC0000-0x0000000000DC2000-memory.dmp

Filesize
8KB

Download
memory/4072-0-0x0000000001000000-0x0000000001102000-memory.dmp

Filesize
1.0MB

Download
memory/4072-2-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/4072-1-0x00000000006A0000-0x00000000006C5000-memory.dmp

Filesize
148KB

Download