a1e67de9e3f8668e6142a384453dfb871347a27e601d54a9def0069f16ec045d

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
29-08-2024 00:24

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General

Target

2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe
Size

63KB
MD5

05a2af1a3fdcd719abb7e1c7dd9388b6
SHA1

0546769fd8bc6421344099dc2593bb38def78532
SHA256

a1e67de9e3f8668e6142a384453dfb871347a27e601d54a9def0069f16ec045d
SHA512

43bc4392e58beb2da608349613265ac68fbf404c192d99e635e927406fbf6d95bf01992a2cf6caec674dbee115f880412e545313dcf5dccb903a2bfdc68b8d42
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ36ucNH:ZVxkGOtEvwDpjcaC

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2428	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1768	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe

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	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_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 1768 wrote to memory of 2428	1768	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe	30
PID 1768 wrote to memory of 2428	1768	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe	30
PID 1768 wrote to memory of 2428	1768	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe	30
PID 1768 wrote to memory of 2428	1768	2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-29_05a2af1a3fdcd719abb7e1c7dd9388b6_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1768
- 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:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
63KB

MD5
b7dc11029e4ed83eee366905cbe7f547

SHA1
3f875f97775c9456c88ed57536a15bf286e45987

SHA256
92d6bde0882ca6962af0e7a616020dfcd5d9684d1885dfd90dcf066df0735eb7

SHA512
fd0600097287bf2a3cfa280000a096174102c6aa313e96de5a5575da266d1e16cd826430b13c9c08736af800962e2de36455806ff275e3303d1c7ed45b91ef5b

Download Submit
memory/1768-0-0x00000000001C0000-0x00000000001C3000-memory.dmp

Filesize
12KB

Download
memory/1768-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1768-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1768-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2428-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2428-17-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2428-24-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download