976d16b83cadc61bcf48b58439bf9c104e254a5381719cd61c82541daf9a0a65

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
21/09/2024, 20:25

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General

Target

2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe
Size

79KB
MD5

a247c850138fd85133d7544578563551
SHA1

3932b0cbdaf370371871f6b038f1bddcd2fa680c
SHA256

976d16b83cadc61bcf48b58439bf9c104e254a5381719cd61c82541daf9a0a65
SHA512

e4a7ccdf38373ad13fbc06db329ab18a3e7a86e0281c81d88b1f3f0a7d4671ed65c0a69a0ac69e1cfdbca11535eaaf1e8f568a768cb574b16f987cb3ee4205bf
SSDEEP

768:lQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUNsYD/d8X9qVL:lj+VGMOtEvwDpjubwQEI8UZDet6

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2100	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2688	2024-09-21_a247c850138fd85133d7544578563551_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	2024-09-21_a247c850138fd85133d7544578563551_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 2688 wrote to memory of 2100	2688	2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe	30
PID 2688 wrote to memory of 2100	2688	2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe	30
PID 2688 wrote to memory of 2100	2688	2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe	30
PID 2688 wrote to memory of 2100	2688	2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-21_a247c850138fd85133d7544578563551_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- 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:2100

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\misid.exe

Filesize
79KB

MD5
4bb109c9470baec92842eedee39c8080

SHA1
adc9a20023d0f62d703fbe1c73423a23cc9e6451

SHA256
c7be606b2bea1c0c98573d90c548a0df63532c88b3fa22f7d824ea9d893c9204

SHA512
ff1bbb0355b75020a6b34fce416b64f221bb52b902f8688433dd81d9ef39cdf9e7dc94149c58a2a2a0a7a9eb40aa9c46ff7ab7c74658772211edcea70baa84b8

Download Submit
memory/2100-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2100-18-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2100-25-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2100-26-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2688-2-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2688-3-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2688-1-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2688-0-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2688-14-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download