kinsing | 5c20cebc6e2d19593aad56797121a324bf1f0d154042aa5b80a9ac5083ba708d

Analysis

max time kernel
88s
max time network
124s
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 15:35

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General

Target

2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe
Size

93KB
MD5

6292e728ba1895464ce61c34eccd4d36
SHA1

09fb24f568776322ba95315eb1808aa01f3a5ea4
SHA256

5c20cebc6e2d19593aad56797121a324bf1f0d154042aa5b80a9ac5083ba708d
SHA512

68333a0d1ad9bfe817ed1361770a8d5c444cd480bb73d319b53d2f13fce6f99356f14406643e022bfe5064215f197170fb2dd6dc93e19a017fb28553bfc30cba
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlvODB:xj+VGMOtEvwDpjubwQEIiVmkxvEB

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Detection of CryptoLocker Variants 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4160-0-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2
C:\Users\Admin\AppData\Local\Temp\misid.exe	CryptoLocker_rule2
behavioral2/memory/4160-17-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2
behavioral2/memory/2212-54-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4160-0-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1
C:\Users\Admin\AppData\Local\Temp\misid.exe	CryptoLocker_set1
behavioral2/memory/4160-17-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1
behavioral2/memory/2212-54-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1

Detects executables built or packed with MPress PE compressor 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4160-0-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress
C:\Users\Admin\AppData\Local\Temp\misid.exe	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4160-17-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/2212-54-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

misid.exe2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	misid.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe

Executes dropped EXE 1 IoCs

Processes:

misid.exe

pid process

2212 misid.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2212	misid.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe

description	pid	process	target process
PID 4160 wrote to memory of 2212	4160	2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe	misid.exe
PID 4160 wrote to memory of 2212	4160	2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe	misid.exe
PID 4160 wrote to memory of 2212	4160	2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe	misid.exe

C:\Users\Admin\AppData\Local\Temp\2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_6292e728ba1895464ce61c34eccd4d36_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4160

C:\Users\Admin\AppData\Local\Temp\misid.exe
"C:\Users\Admin\AppData\Local\Temp\misid.exe"
2⤵
- Checks computer location settings
- Executes dropped EXE
PID:2212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\misid.exe
Filesize
94KB

MD5
1130beae3fc874cdeec954342789ba33

SHA1
e3dd90bf407cb39e46eb6a262fa35cbcf70ecc9f

SHA256
5dc41851bc532f397d6b9f5c04784851c7465f0a82e69ca0174b5191dc82d323

SHA512
96238e697fbdddc1719d564d2f5711271e3b37efc8b81988f2c8b3624a77f8f8345f39c1e05715f2bec41fd3764821593c0005ed65cbad8366aaacd2171da93f

Download Submit
memory/2212-19-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/2212-21-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/2212-54-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4160-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4160-1-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/4160-2-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/4160-3-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/4160-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download