bf6dad9eddaf8df35de21465bfb0faea3f6fa8c7295398e8f70b6defb642342c

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-09-2024 04:41

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General

Target

2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe
Size

119KB
MD5

4362ad0efa626bf6cd17e6e6b88e9151
SHA1

5b1d637294aeac70290e7ec663ec55f6cdfccc59
SHA256

bf6dad9eddaf8df35de21465bfb0faea3f6fa8c7295398e8f70b6defb642342c
SHA512

bcfff2364a1c174e9f04a7e8001dc4b110686bc1605ab0082b5afffe8d5cbbc58d38c665c0678de9fe7f0ee8cd6bc0d436614f6299288fc3c47aae167ca26533
SSDEEP

768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ7uyA36S7MpxRIIXVe3mU9TYwlOBTX:gUj+AIMOtEvwDpjNbwQEIPlemUhYH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2300	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_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	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2300	2904	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe	28
PID 2904 wrote to memory of 2300	2904	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe	28
PID 2904 wrote to memory of 2300	2904	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe	28
PID 2904 wrote to memory of 2300	2904	2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_4362ad0efa626bf6cd17e6e6b88e9151_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- 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:2300

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
120KB

MD5
bfc91c802549a6040604249f67376856

SHA1
932620a8af0bf77430bd6e6f496d9e33ba64e2f4

SHA256
79da8d7cfc9df31a09e3bc7ccd6ebb15497297be7671325e6284f1652767ec70

SHA512
75f83c2a686a49c5a776d961e26632d21336c9b3417df2145ee36c1067906f41a4167e11abc6bf2acde3fc6701c0d25e59a516a88070edc2b37da248c318edc9

Download Submit
memory/2300-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2300-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2904-1-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/2904-8-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2904-0-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download