d9906c5fcc5d6bb2d11e5175194731139aa14f2d7526c402f29e4e58ff2591c5

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 22:25

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General

Target

2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe
Size

51KB
MD5

5c6e8d87014d3bc9013a8d651d59691c
SHA1

7f5298bf980e6f3043ea31229f33497fd4e94c5e
SHA256

d9906c5fcc5d6bb2d11e5175194731139aa14f2d7526c402f29e4e58ff2591c5
SHA512

5121eeeb14de45ba44309b3fe7068f1ac66508b1bcbc2430997f64f66a04ec71f0f47e59698323af91e50272783bf99b32318d527a62f7fde8ba68a0ef24dfb7
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaEqbIu556BlvsT4:X6QFElP6n+gJQMOtEvwDpjB0GIWSlvI4

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3120	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	2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_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 2484 wrote to memory of 3120	2484	2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe	82
PID 2484 wrote to memory of 3120	2484	2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe	82
PID 2484 wrote to memory of 3120	2484	2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-05_5c6e8d87014d3bc9013a8d651d59691c_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484
- 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:3120

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

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Downloads

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

Filesize
51KB

MD5
d9d4a516489345faecdc841474a021cd

SHA1
753df0b6c2fca2482c3ed0a0257b30ef5b3a446a

SHA256
68c57800443d1c6db2702097b213b983be1aba78d6d8a8a5a6b25e2a9b64833c

SHA512
e50aded34351aa09bc41381bb4e752d13622dde2a4d00cdde3a11d2f9b8ebfe64352c3cc7fb77cd0c9157e292dc3b3605f9944e00206fc967624966ec34c2d97

Download Submit
memory/2484-0-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/2484-1-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/2484-2-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/3120-23-0x0000000001F40000-0x0000000001F46000-memory.dmp

Filesize
24KB

Download
memory/3120-17-0x0000000001F60000-0x0000000001F66000-memory.dmp

Filesize
24KB

Download