37bff25a9264e6c12319c838bffd25e015ff63121700c4669415b427c780cd95

Analysis

max time kernel
141s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-10-2024 00:50

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General

Target

2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe
Size

45KB
MD5

c5df63c3bb7c57fcf52ed1675c412a8e
SHA1

93bf56173db893c9e77cb69164ae1a472eff4d32
SHA256

37bff25a9264e6c12319c838bffd25e015ff63121700c4669415b427c780cd95
SHA512

d1fb999c18ef5d3d8b4fd4e1645170f906395faf0934fd5a745968a4659a5ce91a24eb9a1b04ae53d5010d165c663d1133246cd9bb8f94a2b4e7d4faab720f51
SSDEEP

384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/Bdz7:XS5nQJ24LR1bytOOtEvwDpjNbP/b3

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2320	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2520	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_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	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_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 2520 wrote to memory of 2320	2520	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe	30
PID 2520 wrote to memory of 2320	2520	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe	30
PID 2520 wrote to memory of 2320	2520	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe	30
PID 2520 wrote to memory of 2320	2520	2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_c5df63c3bb7c57fcf52ed1675c412a8e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- 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:2320

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
45KB

MD5
b6ab2359a014c9bed6dac9de3a85d64f

SHA1
059abe36b14753c9cca9e794e905c16c6eb34d7c

SHA256
e843f124271863924cc010f26751d619bdbebbfae734b1dd8e1345b15252e270

SHA512
868bcdaad2d151eeb7c212067df9735eddc28390bfdf44fb6c22ea5fb616b9f8c24e4359311d20a598374ba7cfa67be57f61b6676f2cff7ff575b59b5c2b065d

Download Submit
memory/2320-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2320-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2520-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2520-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2520-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2520-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2520-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download