kinsing | 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc

Analysis

max time kernel
90s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 16:04

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General

Target

02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
Size

234KB
MD5

d51091dcf809f6f1285058e0bb1781b3
SHA1

e7c1a4170dcbe2f131889e40ac3375f9ee6519ff
SHA256

02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc
SHA512

41aa7d7d40a8eb4b3a731c3a46c0d9c926f2671550bab3928521d0b4f4583622d9e49de5d7ad19b8060114106fb680719fcfe5ef6fe7ef1ef9e874f01540c484
SSDEEP

3072:HwzvOYZi5YP/aKav6UvK9aobNI2B+JlIjDe7kal2n1TWl9o1B0C98CqtVFiDflu1:oiiP/aK999H/B+rTBV+UdvrEFp7hKY8

Score

10^/10

kinsing loader persistence upx

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing
Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

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 5 IoCs

Processes:

02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid process

3560 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
2208 WerFault.exe
208 WerFault.exe
2480 WerFault.exe
2008 WerFault.exe

pid	process
3560	02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
2208	WerFault.exe
208	WerFault.exe
2480	WerFault.exe
2008	WerFault.exe

UPX packed file 3 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/3560-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3560-11-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
208	3560	WerFault.exe	02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
2008	3560	WerFault.exe	02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

description pid process

Token: SeDebugPrivilege 3560 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

description	pid	process
Token: SeDebugPrivilege	3560	02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe

C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
"C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 428
2⤵
- Loads dropped DLL
- Program crash
PID:208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 452
2⤵
- Loads dropped DLL
- Program crash
PID:2008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3560 -ip 3560
1⤵
- Loads dropped DLL
PID:2208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3560 -ip 3560
1⤵
- Loads dropped DLL
PID:2480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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/3560-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3560-5-0x0000000000FC0000-0x0000000000FE9000-memory.dmp

Filesize
164KB

Download
memory/3560-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download