8603e8c06151f8f15451896e53d2ac8bff96fc1d163475f77c8a22cf0919b040

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 13:09

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General

Target

2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe
Size

82KB
MD5

604f6d3f4592957034f4a92d12b02802
SHA1

0543373b27bcabe17b55fc5818ab547de5a2419a
SHA256

8603e8c06151f8f15451896e53d2ac8bff96fc1d163475f77c8a22cf0919b040
SHA512

20f5dcf3b63fcecc00f8de93c9b001a68d26963390d305b5e937822bffb66816bf8a615e55ef0fe41702696e86e1845dd1cdd3a2c3d14f1323e27f9003427a96
SSDEEP

768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUv1o:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8+

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1876	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2740	2024-10-09_604f6d3f4592957034f4a92d12b02802_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	2024-10-09_604f6d3f4592957034f4a92d12b02802_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 2740 wrote to memory of 1876	2740	2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe	30
PID 2740 wrote to memory of 1876	2740	2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe	30
PID 2740 wrote to memory of 1876	2740	2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe	30
PID 2740 wrote to memory of 1876	2740	2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_604f6d3f4592957034f4a92d12b02802_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740
- 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:1876

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

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Downloads

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

Filesize
82KB

MD5
05f781cf38909a3ba0b9d349cccb760d

SHA1
0e20139ec6540b1bad555e98dd407025b2a1a066

SHA256
ab1eccb87ddfc5428b5cd5a154c087d960f97c35072f4d5c6fd67f9fb1a6de66

SHA512
aff642e2791fc73f3ec9e2ffea6bd3f21114029e320998b3b5f26ec7473ca92986d292eb2994bad9173ed06a5cea2a47b8dbf971507071957177ef961caba547

Download Submit
memory/1876-18-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1876-20-0x0000000000610000-0x0000000000616000-memory.dmp

Filesize
24KB

Download
memory/1876-27-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1876-28-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2740-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2740-2-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2740-1-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2740-9-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2740-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2740-15-0x00000000021E0000-0x00000000021EF000-memory.dmp

Filesize
60KB

Download