72c9a8d50dc11c960bc633a8780b094b534ce0d911f92b57a4c3efff99c38e7d

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
06/09/2024, 10:55

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General

Target

2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe
Size

86KB
MD5

2ab4176e459512fa18608ecde61eb5ba
SHA1

4124d6e021287ea3bf9032a4569f768922e2b253
SHA256

72c9a8d50dc11c960bc633a8780b094b534ce0d911f92b57a4c3efff99c38e7d
SHA512

08eef2235fc4ce839d481188dae96af6f8386c2cc79a4505adcab98dcba5fc2a266b6dce834fbf57949ef4e4d166e8f52c10ede5c83917905cdbbfe0b6b10e75
SSDEEP

1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMMrC+hm9:TCjsIOtEvwDpj5HE/OUHnSM29

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2484	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1628	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_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	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_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 1628 wrote to memory of 2484	1628	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe	30
PID 1628 wrote to memory of 2484	1628	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe	30
PID 1628 wrote to memory of 2484	1628	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe	30
PID 1628 wrote to memory of 2484	1628	2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_2ab4176e459512fa18608ecde61eb5ba_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- 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:2484

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

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
86KB

MD5
f77fc71e5fbcaafef357f70bece7378f

SHA1
ff7904ba1c056be4b86a2d04964e3d2d94817b0a

SHA256
958f3ca7c5c1e7df64f870235034db7a65fe1a5d3a8a5e467cbe6245c6dd6d0a

SHA512
e0c28ced8dc555e7c761d65d1132da6ceca2705314d540ebdccc0acbbad929ea9e35935cd6b2bbc4a2feda1d507cf8465f3a5e7c5e5c32b76bc4b225b4b1b936

Download Submit
memory/1628-2-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1628-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1628-3-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1628-14-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2484-24-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2484-17-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2484-25-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download