kinsing | 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71

Analysis

max time kernel
139s
max time network
157s
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 15:33

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General

Target

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe
Size

2.6MB
MD5

50ab4f2c17426e3381f3637ece60062b
SHA1

e576aceb51aa17457bec0aa0b34ae0643dfd9cd5
SHA256

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71
SHA512

64a27a0db87a1eccc5222821716911925f356ed711ec975142e7d76fca744127aeea9f368b5086415159c1563fedb9aed1894ba04e1f0c54e596d17b4434f2e2
SSDEEP

49152:m8NtOFSyg/q2q1upBe3ytP4VKpHThGZ7aM0KB4JRwTckxs8sLn:m8Nt/qAoC6VKPGhB4Jd

Score

10^/10

kinsing loader upx

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\Program Files\Common Files\System\symsrv.dll	acprotect

Loads dropped DLL 1 IoCs

Processes:

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

pid process

552 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Program Files\Common Files\System\symsrv.dll	upx
behavioral2/memory/552-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/552-11-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/552-13-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Processes:

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description ioc process

File opened (read-only) \??\e: 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe
Drops file in Program Files directory 1 IoCs

Processes:

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3880 552 WerFault.exe 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description	ioc	process
File opened (read-only)	\??\e:	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

pid	pid_target	process	target process
3880	552	WerFault.exe	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

pid	process
552	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe
552	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description pid process

Token: SeDebugPrivilege 552 6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

description	pid	process
Token: SeDebugPrivilege	552	6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe

C:\Users\Admin\AppData\Local\Temp\6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe
"C:\Users\Admin\AppData\Local\Temp\6c9b9306a622f2a3ca086217c5a1d43123b688f2895371f2a93b84fa0a906e71.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 464
2⤵
- Program crash
PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 552 -ip 552
1⤵
PID:1772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\System\symsrv.dll
Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/552-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/552-10-0x0000000000400000-0x0000000000695000-memory.dmp

Filesize
2.6MB

Download
memory/552-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/552-13-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download