ce2d798f1ab7bc67742d9cd52b6d87a916e4989ab4f55c8db9fa57bc37d5555f

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 05:08

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General

Target

2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe
Size

50KB
MD5

eec3477261e4d0e9577701ce2aa15b7a
SHA1

bddd5c708e9fe3fab2d59dedea65cd13acc09e97
SHA256

ce2d798f1ab7bc67742d9cd52b6d87a916e4989ab4f55c8db9fa57bc37d5555f
SHA512

9655819be871639bddc50f7703b2f166032e7670b2a10a976c1ea2dbf2423c4ca2b8dbdc53ca90f6f3e3b3cb8078caf9cbdd2e18cc25c5cf22564622bcdd618b
SSDEEP

768:P6LsoVEeegiZPvEhHSP+gp/QtOOtEvwDpjBBMLZdzuqpXsiE8Wq/DpkcBJU:P6Q0ElP6G+gJQMOtEvwDpjB8WMlfM

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2360	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	2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_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 3788 wrote to memory of 2360	3788	2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe	85
PID 3788 wrote to memory of 2360	3788	2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe	85
PID 3788 wrote to memory of 2360	3788	2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_eec3477261e4d0e9577701ce2aa15b7a_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3788
- 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:2360

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
50KB

MD5
eb73421b588ed87fd45a80d9ba4906f1

SHA1
7ff7853f7d2c0a1f1b8c33e131f39454dc856e9b

SHA256
5a186924ab09999d974659eb216431075b4625a638d78d408d8cbd7cdc4829c1

SHA512
5e90369fb62f9dfbf9f2212689ea3bcfdb8b200a3ee0f9023251d755b730d698fd83dbd9e15201003585c3ae5e0a6a81b6c8fa18e686b58b1c34088daeb7cba7

Download Submit
memory/2360-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2360-20-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/2360-21-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/2360-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3788-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3788-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3788-2-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3788-3-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/3788-18-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download