9225b6ecf993b3e54619206a830b4b8fd854790eae030dcdf27fa169a8c5858d

Analysis

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

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 02:26

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General

Target

2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe
Size

46KB
MD5

13fdf451843363d71b0fac782f3ac879
SHA1

9edb642936c2161701c6ead6f317578e211c9507
SHA256

9225b6ecf993b3e54619206a830b4b8fd854790eae030dcdf27fa169a8c5858d
SHA512

4b0d9a42c1227fe537a41bac5f8be8e00341ebc33cc30055e34a6af0cd4b042fc9f7e3636d5b9baf266b41505a91dc7060c98c801c7c1e53cb024c8b5eb063b2
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/aMDh:6j+1NMOtEvwDpjrRrt

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1936	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2568	2024-09-06_13fdf451843363d71b0fac782f3ac879_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	misid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 1936	2568	2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe	30
PID 2568 wrote to memory of 1936	2568	2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe	30
PID 2568 wrote to memory of 1936	2568	2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe	30
PID 2568 wrote to memory of 1936	2568	2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_13fdf451843363d71b0fac782f3ac879_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2568
- 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:1936

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
46KB

MD5
32ec0897590254294ee376d911d8732c

SHA1
63f2b66d9618b44cc8fb81d4f2669960cc696b8d

SHA256
1a0be1e5fe98ecbea3c27ae26935af78e9c7b6766ba9ccc7b159872beeb69b9c

SHA512
fa833f87fab9c7ba1a61666ce52ef762cebd55c7dac06a88a649851c603d719d8ff5aefd4f0b3adeca1d2e009937e1d5c0a8421c866cdaab26af258530e9fa54

Download Submit
memory/1936-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1936-18-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1936-25-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2568-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2568-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2568-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2568-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2568-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download