50b0d122b6b55f309aa356404c1bee88165c79b0787656a9a4cca7e1b8050ab3

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 12:26

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General

Target

2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe
Size

58KB
MD5

cbf2904c916864f2a9cde270adf9f988
SHA1

578070f7eb6aad344bb767a31ff48492582c4395
SHA256

50b0d122b6b55f309aa356404c1bee88165c79b0787656a9a4cca7e1b8050ab3
SHA512

97e33655f15598c62f92cdcd2fee64736531374d83232081e00b283821b117a227dd4e7f495cb5c7dc081226db0d84251f3287f490f212eb2f462f0880961599
SSDEEP

1536:V6QFElP6n+gMQMOtEvwDpjyaLccCKdulcrJuW:V6a+pOtEvwDpjv9j

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2576	asih.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2576	1612	2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe	82
PID 1612 wrote to memory of 2576	1612	2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe	82
PID 1612 wrote to memory of 2576	1612	2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-30_cbf2904c916864f2a9cde270adf9f988_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2576

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
58KB

MD5
9da6495a2574050d2822f6df9dd641e9

SHA1
a5db058263d8b8be9b572479b7935f084c025aa1

SHA256
826376015352356ea6e1a25a976127524b02c48285d0ad2aae633d1fa6eb7a7d

SHA512
a367f811233f2d1de18e1725a57a8df68804dcd953236225d18722ff07abee9067acbfe60cb3071539a5f78e1f2d1868ae309c20112697b1f1cd4867f2f8acac

Download Submit
memory/1612-0-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/1612-1-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/1612-2-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/2576-18-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2576-17-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download