3c02a364b93ec54603be7b85e603aab781b0337837cdbb7270f2e2802b5b5e12

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 03:40

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General

Target

2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe
Size

43KB
MD5

97c63bed619ee7ce8d412da300f2e4b2
SHA1

a1b172422373762f99e70e81068fb5bf223ffff3
SHA256

3c02a364b93ec54603be7b85e603aab781b0337837cdbb7270f2e2802b5b5e12
SHA512

0b4b7ed9f454f11624428acf22d7e7de2d2b39e7479acd008cd3cac0ad8a0f8f4c1d64c6cc4fd50bee1a41e8c7e8b6d45eacee7a21da33d1adef9b4c3abad970
SSDEEP

768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAGjrp:bCDOw9aMDooc+vAGjl

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1584	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
1120	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_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	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lossy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 1584	1120	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe	28
PID 1120 wrote to memory of 1584	1120	2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_97c63bed619ee7ce8d412da300f2e4b2_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1584

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\lossy.exe

Filesize
43KB

MD5
7e1b2a26eb9227d2d43df3068225d205

SHA1
6296902da42a3f86e46389e940d7d1f2dfe42593

SHA256
2e77408f1dcba359dd08b6013f8f1eef69e33db27e0002f5d0a77c53c20d1d9c

SHA512
c3b22d52e4d1987b15d436088a60cd894a1f16347314d8d19250c1479ab0fed0bde0c334f6c24ac2ccdb26e8a350e284a8e9b846de42bbb3a9321e68eea31f56

Download Submit
memory/1120-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1120-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1120-2-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1120-3-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1120-15-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1120-16-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1584-25-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1584-18-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/1584-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download