f11e6373aac41c4f224b417a31c1fa0c06b07066b977fe02234e8a28eae5c12c

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 00:30

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General

Target

2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe
Size

37KB
MD5

35f21d9f92c6df07c896c94ec8f0fd31
SHA1

c62c49c8143c95f00564e0d63f1abe19dc423b1d
SHA256

f11e6373aac41c4f224b417a31c1fa0c06b07066b977fe02234e8a28eae5c12c
SHA512

d29c8749d051da56824f42941ced7c56ca69fe0b1292c979667a49c2d62bda1e7bcb7b8cb7c1d1ab3b7048f58db1f0c7036833c18f4e870689901312f9871ca2
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLen7CDdL:ZzFbxmLPWQMOtEvwDpjLeWJL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2824	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2396	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_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	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2824	2396	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe	30
PID 2396 wrote to memory of 2824	2396	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe	30
PID 2396 wrote to memory of 2824	2396	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe	30
PID 2396 wrote to memory of 2824	2396	2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_35f21d9f92c6df07c896c94ec8f0fd31_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- 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:2824

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
37KB

MD5
889f0584108974d34958df77a6b49e6e

SHA1
4fd8becc9d382e4744825781eda523c43b1b1613

SHA256
04949d819613c6fcb870b9488a57dd272495edb03e9b5e78c75a55d5d0669cbf

SHA512
dff1ea9e6c06336d33563ff6e2a78308daa0882b2f4ce793c599f913ad1206f0a34596cbc35a13e258a850fffc25042e42f2fcde7d630845ccee30e025ea912f

Download Submit
memory/2396-0-0x00000000003B0000-0x00000000003B3000-memory.dmp

Filesize
12KB

Download
memory/2396-2-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2396-9-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2396-15-0x00000000003B0000-0x00000000003B3000-memory.dmp

Filesize
12KB

Download
memory/2824-16-0x00000000003B0000-0x00000000003B3000-memory.dmp

Filesize
12KB

Download
memory/2824-19-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/2824-18-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2824-26-0x00000000003B0000-0x00000000003B3000-memory.dmp

Filesize
12KB

Download