738216b9a0d9e1b256c70c2e136dcfc16c761ce6cf4285ec418858697ec24370

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 02:22

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General

Target

2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe
Size

44KB
MD5

0dc0b4ed88832dce4234f35c7d324ffa
SHA1

b3e03f4a4f01c12918ccfc3a7c35dc149d24bc8d
SHA256

738216b9a0d9e1b256c70c2e136dcfc16c761ce6cf4285ec418858697ec24370
SHA512

42ef146a2ac4b02e549905c7f8b302f98487848efae178dbe9c41ecb7aafdbbe610902616ff2a35ab4297d3878f41e807f913771f2f8ee6e32b1632409b46585
SSDEEP

768:wHGGaSawqnwjRQ6ESlmFOsPoOdQtOOtEvwDpjm6WaJIOc+UPPEkL7vF1TWN:YGzl5wjRQBBOsP1QMOtEvwDpjgarrkLI

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2848	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2808	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_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	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2848	2808	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe	30
PID 2808 wrote to memory of 2848	2808	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe	30
PID 2808 wrote to memory of 2848	2808	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe	30
PID 2808 wrote to memory of 2848	2808	2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-15_0dc0b4ed88832dce4234f35c7d324ffa_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2808
- 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:2848

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
44KB

MD5
7959ff97a264695526ab7164fb4e0437

SHA1
9d663cf5a06b36d616ce10c6eb636768d691d708

SHA256
54102ea5de005d17128b3de370afc76e19b36cb26255932620097f1ca8d005ca

SHA512
b35d4b31c5678949e59f21bd32025eb0af88c2fcd0b0ba2a2d1fe401ea6ce2a614986c84c6ae3c66ff9c3daf533b0aa9c91df72bc7643a2a4d4f69a9a12dd75b

Download Submit
memory/2808-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2808-2-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2808-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2808-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2808-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2848-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2848-18-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2848-19-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2848-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download