f3ef7a1a44ca480e3a44ae4cd65dac824df1e6eed3358c9376f2da15a6fa177f

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 14:24

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe
Size

45KB
MD5

1d694692063a9f635d1e96fd7cb259dc
SHA1

edc32845ba1814e07b898d5e0c115a70a5ea2804
SHA256

f3ef7a1a44ca480e3a44ae4cd65dac824df1e6eed3358c9376f2da15a6fa177f
SHA512

7a437b3c6473fa48e4ab5d788c5a70d6d881bbf97c6d7725eff147a455cd9b34ae908fb278072a01cb3f2d7c332305a1799c3ad3dc1fff84a7b1214ef0776518
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPX8:P6QFElP6k+MRQMOtEvwDpjBQpVXE8

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2832	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2696	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_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	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2832	2696	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe	30
PID 2696 wrote to memory of 2832	2696	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe	30
PID 2696 wrote to memory of 2832	2696	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe	30
PID 2696 wrote to memory of 2832	2696	2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-29_1d694692063a9f635d1e96fd7cb259dc_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- 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:2832

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

Loading Replay Monitor...

Downloads

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

Filesize
45KB

MD5
a8ecd15c60272eda7598986e98b25183

SHA1
cb48d6e77e044bbf2626ea05caa282d77a93f82b

SHA256
fcc65b670c27815e3f1983ff5406514d568f6d966bbd688d2611121a2963b416

SHA512
de8b55fa2a9f181b3684e5f63c2da15f8603a1d89cefb92fb8e82c39149c22640cfa94501944c69cd8ae483127cae8fbc719b719bf5349ec352f4e43700123c9

Download Submit
memory/2696-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2696-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2696-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2696-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2696-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2832-17-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2832-24-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download