kinsing | de414d068eba12269971ea9fe9901f6ae1862764382878ae7a58794f5cf5c4a6

Analysis

max time kernel
148s
max time network
155s
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 17:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe
Size

59KB
MD5

4a2016ad3dfdab9815285b97dd6536be
SHA1

796a4d1f953b926854151312661faa568f4d3b48
SHA256

de414d068eba12269971ea9fe9901f6ae1862764382878ae7a58794f5cf5c4a6
SHA512

4704a31e4fefb20087f57bd0ef565749377c446497c6b0b084a3d287bf3aa9739585fce97d0a59497cc14acc7fca1152c1ff8b6dffdccb40bf1c1ed92f917d95
SSDEEP

1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMTx:TCjsIOtEvwDpj5HE/OUHnSMO

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Detection of CryptoLocker Variants 5 IoCs

resource	yara_rule
behavioral2/memory/3444-0-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral2/files/0x0006000000023202-13.dat	CryptoLocker_rule2
behavioral2/memory/2724-17-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral2/memory/3444-19-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral2/memory/2724-55-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 5 IoCs

resource	yara_rule
behavioral2/memory/3444-0-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral2/files/0x0006000000023202-13.dat	CryptoLocker_set1
behavioral2/memory/2724-17-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral2/memory/3444-19-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral2/memory/2724-55-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	misid.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	misid.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3444 wrote to memory of 2724	3444	2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe	88
PID 3444 wrote to memory of 2724	3444	2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe	88
PID 3444 wrote to memory of 2724	3444	2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe	88

C:\Users\Admin\AppData\Local\Temp\2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_4a2016ad3dfdab9815285b97dd6536be_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3444
- 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:2724

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
59KB

MD5
d01f43bfe8fdc98f45821b87ee1014bd

SHA1
b8941c6b56bbc232e421c9e1dad6afa555e9e4eb

SHA256
cc6a525be376ecbaf5b72b0c96193228d95f6dec99e76df7bac569d5f84c2d81

SHA512
adce48c59b69a1c7735517bc3f16a98266b5cb1be33890132386f7d70fba89164fb7473aa458c89dfb8339c74bcb0769d6d3d6beb9d59568a9c33e480e6eedf5

Download Submit
memory/2724-17-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2724-20-0x0000000000760000-0x0000000000766000-memory.dmp

Filesize
24KB

Download
memory/2724-22-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/2724-55-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/3444-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/3444-1-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/3444-2-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/3444-3-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/3444-19-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download