d66c2f92499fb5202dbd3404d988318768deffa0b674f3aa6c8fb3d3b48c4045

Analysis

max time kernel
136s
max time network
145s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05/08/2023, 13:22

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General

Target

713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe
Size

28KB
MD5

713f24a5ebac12af93f76df3620d4516
SHA1

9123882b022a417b2b72336995a72a2a8daf1301
SHA256

d66c2f92499fb5202dbd3404d988318768deffa0b674f3aa6c8fb3d3b48c4045
SHA512

22903643a2a2bab1fc1bccd6d97f57ec9eeb3079df1971a3c82a6e3e8fee7fcaab11a37b6e33316f787bb47f7fdee3530968a9043761d2684a49897740a95c2f
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjB9I:X6QFElP6n+gJQMOtEvwDpjBW

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1616	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 1616	2340	713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1616	2340	713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1616	2340	713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1616	2340	713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\713f24a5ebac12af93f76df3620d4516_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
28KB

MD5
effb2835b129b1bf690bde04d4406cf9

SHA1
b72f568af2f3b9855f08d93ac908c009ea0ed9f1

SHA256
97fa6b77ef21031986306d5c4764b8fe344b15da08baf0ae83c3463f1d061777

SHA512
b576b9e51fdba76e02b9eca47eeaa248ff0cec0c51ae7dec53acc05627522be27f242b3af6cea88e9bc25763d90c5ce5243f1cfedbf0126f6428b51afef1ac38

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

Filesize
28KB

MD5
effb2835b129b1bf690bde04d4406cf9

SHA1
b72f568af2f3b9855f08d93ac908c009ea0ed9f1

SHA256
97fa6b77ef21031986306d5c4764b8fe344b15da08baf0ae83c3463f1d061777

SHA512
b576b9e51fdba76e02b9eca47eeaa248ff0cec0c51ae7dec53acc05627522be27f242b3af6cea88e9bc25763d90c5ce5243f1cfedbf0126f6428b51afef1ac38

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

Filesize
28KB

MD5
effb2835b129b1bf690bde04d4406cf9

SHA1
b72f568af2f3b9855f08d93ac908c009ea0ed9f1

SHA256
97fa6b77ef21031986306d5c4764b8fe344b15da08baf0ae83c3463f1d061777

SHA512
b576b9e51fdba76e02b9eca47eeaa248ff0cec0c51ae7dec53acc05627522be27f242b3af6cea88e9bc25763d90c5ce5243f1cfedbf0126f6428b51afef1ac38

Download Submit
memory/1616-69-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/1616-70-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2340-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2340-56-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2340-55-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download