982cdc9b4939f3b00dfe41bd915e809e55bdadc710153537cdd71c7789281c11

Analysis

max time kernel
148s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 09:27

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General

Target

2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe
Size

34KB
MD5

3414b092d06205cd0bf57161f30c0077
SHA1

2ea2f0016b6e8d330cf8dcbc00634e17eb04a2e2
SHA256

982cdc9b4939f3b00dfe41bd915e809e55bdadc710153537cdd71c7789281c11
SHA512

dfcbcc34253893d879b6302b127945e4b87723ff172bb7760d41908179983367ce5aa2b9f1bb1a23ee2fb1d6faabe3dbc09045ad1a1c87f991c9b6f103c8808d
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXvJF35lH:bG74zYcgT/Ekd0ryfjkbL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2720	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2992	2024-09-15_3414b092d06205cd0bf57161f30c0077_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	2024-09-15_3414b092d06205cd0bf57161f30c0077_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 2992 wrote to memory of 2720	2992	2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe	30
PID 2992 wrote to memory of 2720	2992	2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe	30
PID 2992 wrote to memory of 2720	2992	2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe	30
PID 2992 wrote to memory of 2720	2992	2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-15_3414b092d06205cd0bf57161f30c0077_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2992
- 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:2720

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
34KB

MD5
21610cbc69198cb0e989e67778fb669e

SHA1
83021965a498d22c0f5144cf9f36daf10efe35c4

SHA256
4b4af76f3b7365855f8e042d42c655501dccbabe143e8e0a6494c9ccb8ef0d24

SHA512
673f313d091abd64f4ec909cd219753cb21312c251f2c282ebbdfcd9b97b45b40302ae3f4f7262d039013725735a3cde504caa6efdfd5d21440417ed56959af8

Download Submit
memory/2720-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2720-20-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2720-19-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2720-27-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2992-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2992-9-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2992-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2992-1-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2992-15-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2992-14-0x0000000002BA0000-0x0000000002BAA000-memory.dmp

Filesize
40KB

Download