1dc26d4966f3a40c6340cab04c99457488a225963d132931d32d10a7caa3e508

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 12:24

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General

Target

2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe
Size

45KB
MD5

0ef2d919f5843e75c02b71644f79d3de
SHA1

def4e9ae0faf059cc5f91db5b6f28ed38f7082e9
SHA256

1dc26d4966f3a40c6340cab04c99457488a225963d132931d32d10a7caa3e508
SHA512

2497428200c271f4f2a272859e9fb1224a64d33a9ba55188dea2d9579f46c65d4589b8a0ce4d33772b83d10145ac93f5b8a35d1014bed155a49849fee6703e11
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9Hyi:X6QFElP6n+gJQMOtEvwDpjBmzDkWDtx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2696	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2716	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.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	asih.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2696	2716	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe	30
PID 2716 wrote to memory of 2696	2716	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe	30
PID 2716 wrote to memory of 2696	2716	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe	30
PID 2716 wrote to memory of 2696	2716	2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-02_0ef2d919f5843e75c02b71644f79d3de_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716
- 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:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

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

Filesize
46KB

MD5
42a5108d56c722803da8d8495adcd325

SHA1
2ae948b5c5c511b14e37da206712ae9f6d64abcd

SHA256
33f5e98a0894a6e86d89319899e0e8f4c2b062391fcd541ffc160db7a8a4ecf6

SHA512
7bdf783e585a7da5698101786db3179062d404286d4f737ff369358db2892ffd82a0c4ad5a505539598c44bf24a293d5f4c738650144dbd328ed550cf7ac2e51

Download Submit
memory/2696-15-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2696-22-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2716-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2716-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2716-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download