4d190c9e78b15c8eeda36d6312d170f0433d14b6f8e09c3a537250aea2a488aa

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 03:03

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General

Target

2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe
Size

48KB
MD5

f584415aa1358558788489e68f26cacf
SHA1

e31a4ea2e9999806b6f11333eb8fd938c4370c04
SHA256

4d190c9e78b15c8eeda36d6312d170f0433d14b6f8e09c3a537250aea2a488aa
SHA512

b6bc69786a7cf3ae4f7cee0c06ee15aee9767d28451e07820e6e77cc5531979c158f884875e503f4132f255dbcd278e105548315d775c0f9af101a61d8186625
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/aMDhkJ0:6j+1NMOtEvwDpjrRraJ0

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1908	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1972	2024-10-06_f584415aa1358558788489e68f26cacf_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	2024-10-06_f584415aa1358558788489e68f26cacf_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 1972 wrote to memory of 1908	1972	2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe	29
PID 1972 wrote to memory of 1908	1972	2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe	29
PID 1972 wrote to memory of 1908	1972	2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe	29
PID 1972 wrote to memory of 1908	1972	2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-06_f584415aa1358558788489e68f26cacf_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1972
- 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:1908

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\misid.exe

Filesize
48KB

MD5
1bff37c6473936a534670951e06e43e0

SHA1
263bb9731122e5697df503b5daa3d0e966e271c9

SHA256
6471c697a10b2907dd68d511c9b1ac851550a0541dafe4f174aaa48795e36c7b

SHA512
1ac83dff797a89e67fcd859e0bbdd1b2cb0c7066e2187fbb48e81a86b2e200533da04b289cc4d3e1707e337062968d4dceb9f0a264e11c4a9b7c5adde37832c3

Download Submit
memory/1908-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1908-19-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1908-18-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1908-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1972-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1972-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1972-2-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/1972-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1972-14-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download