cb526bf3c54be93195ee1461e71877da6b6aa1b395acf34ac8626b919a974977

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 03:47

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General

Target

2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe
Size

74KB
MD5

e484dc2cbf3e3e0cba7d3e2d276701e1
SHA1

5216766dbba09274d92b4039cd729b5875956e20
SHA256

cb526bf3c54be93195ee1461e71877da6b6aa1b395acf34ac8626b919a974977
SHA512

a40086179252b67cfe288c2fbc2156b4e35192d0135d7ca4474346590bca7f049be7e1ce4755475a3e8b2aa64faf87a564c7ffe0805970af7f598f43144c5e90
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/RO:vj+jsMQMOtEvwDpj5HZYTjipvF24pE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
812	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1040	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_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	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 812	1040	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe	29
PID 1040 wrote to memory of 812	1040	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe	29
PID 1040 wrote to memory of 812	1040	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe	29
PID 1040 wrote to memory of 812	1040	2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-21_e484dc2cbf3e3e0cba7d3e2d276701e1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:812

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

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

Filesize
74KB

MD5
ba1ca61af27a0d38353f3383738f01a0

SHA1
c89241d5a02169206b895d1a442a27814301829a

SHA256
20f775f11500fdd54a0390435e36c3ca0b6bf4f80cbcd29bfbc5448479b8b94a

SHA512
868c2cac3f17b457ac6db2775f97eed4381f04e58f8361f4fd035bfde93673df880d03938d8ecec84bf031b41673fd1e92a009b371c2af24e43095a89c3132ca

Download Submit
memory/812-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/812-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1040-8-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1040-1-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1040-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download