917cf1cb8591b6fef7a0a79942a8bbc01eaedc035efdf18eeec7de6281653da4

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 05:29

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General

Target

2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe
Size

62KB
MD5

5afedcdb9fa43f03670a7cc22c7b8c15
SHA1

959da61a3ec3076a31f35a5bb6fd9f2a162f2cbd
SHA256

917cf1cb8591b6fef7a0a79942a8bbc01eaedc035efdf18eeec7de6281653da4
SHA512

7c83b3a54703bffb4db855465f2edc2dcc1b75d9a30c0cce1b3e2997bf17398101bb37cf3b68ec55323f57c70b44afce851f30df7eb47b04ad0a2c9360166e90
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpEt6:6j+1NMOtEvwDpjr8ox8UDEp06

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1512	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2776	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_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	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 1512	2776	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe	30
PID 2776 wrote to memory of 1512	2776	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe	30
PID 2776 wrote to memory of 1512	2776	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe	30
PID 2776 wrote to memory of 1512	2776	2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_5afedcdb9fa43f03670a7cc22c7b8c15_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776
- 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:1512

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
62KB

MD5
8275043fd7e3d501456b4b3810d8c72d

SHA1
f6d180949322cefda4519a286adaabb63e42952d

SHA256
bc25df6e76d60be0a23ae7d755f911ec7398509466e16074942595ea59723fdd

SHA512
761d70bf1149af411bab7d976cd780725e8560df84c38e52c4b351b947c4c753c7f66d9866b24f448f7ebced1e37ea9f5ebed0249b08248f0124850a32228903

Download Submit
memory/1512-17-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1512-24-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1512-25-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2776-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2776-1-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2776-2-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2776-3-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2776-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download