kinsing | 892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1

Analysis

max time kernel
136s
max time network
149s
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 15:36

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General

Target

892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
Size

234KB
MD5

c9de77063fb07c8a841c59e754a5d9d2
SHA1

84a5f880756b0492ecbea076dfbc0dbe91b74e92
SHA256

892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1
SHA512

534e078c4e30ea4fe0fcc1f74a6c5700c1dba793c4f4cc89cc1771c4c765fa45177d18d0fa37bab24fc78375e03aed7c8eaa2eb4a6274b51fe77b322f99b07b1
SSDEEP

3072:zwzvOYT65YP/aKavT/Dvb0gbNI2B+Nl4jz+b0atWH1TmFtotpcat8iKdlVST31O4:m6iP/aK2AU/B+rdBV+UdvrEFp7hKq

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 3 IoCs

Processes:

892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exeWerFault.exeWerFault.exe

pid process

1468 892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
2064 WerFault.exe
696 WerFault.exe

pid	process
1468	892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
2064	WerFault.exe
696	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/1468-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1468-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll 892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

696 1468 WerFault.exe 892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

description pid process

Token: SeDebugPrivilege 1468 892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

pid	pid_target	process	target process
696	1468	WerFault.exe	892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

description	pid	process
Token: SeDebugPrivilege	1468	892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe

C:\Users\Admin\AppData\Local\Temp\892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe
"C:\Users\Admin\AppData\Local\Temp\892b2caba072ccf62c7b8c00ceeb95d73eb7c364dd49887c266365ea4e1e23f1.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1468 -s 424
2⤵
- Loads dropped DLL
- Program crash
PID:696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1468 -ip 1468
1⤵
- Loads dropped DLL
PID:2064

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/1468-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1468-5-0x0000000000010000-0x0000000000039000-memory.dmp

Filesize
164KB

Download
memory/1468-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download