c2a327534faac77888e91cb5d6cf38ba21b3fa9729fe79dd0d814213b6f8c4d6

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 03:36

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General

Target

2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe
Size

47KB
MD5

6a40dda010357950339fff2f459abe27
SHA1

0a731b7504feed2f3c9f573dea5e732f0797f888
SHA256

c2a327534faac77888e91cb5d6cf38ba21b3fa9729fe79dd0d814213b6f8c4d6
SHA512

d061fabad73fc71548287f7b8169f5fdc2cd6d9bdaf55b468f074d17a761c36de16e2569c67d0659ddffa7ac60bc6aaf52862191b78a9ad39617a7e2c0c393c4
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUknqs+H:bm74zYcgT/EkM0ryfjdnqsc

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2116	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2472	2024-09-27_6a40dda010357950339fff2f459abe27_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	2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2116	2472	2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe	30
PID 2472 wrote to memory of 2116	2472	2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe	30
PID 2472 wrote to memory of 2116	2472	2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe	30
PID 2472 wrote to memory of 2116	2472	2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_6a40dda010357950339fff2f459abe27_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2116

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

\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
47KB

MD5
bc2b2565df5ed5e15e4a0628272d705a

SHA1
39682500ac8be0aa8a0b221b597ca979e18f2a5b

SHA256
d23e2b60d73433af4dc32aff298f35da4c762041f7870ff6802e755fd00e4f9d

SHA512
fb1e4457a6ab66f568facc34568557c7c24b757faa283afec95e61bb7b9ec24b30794fd6bba4928ae801101c7bf81911c3960faaec2ece15c5d11fadc788a251

Download Submit
memory/2116-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2116-18-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2116-25-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2116-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2472-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2472-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2472-2-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/2472-9-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2472-15-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download