cff3b2ac2bfb162e1feed528162ec4c69c50a4e734fb095c24c54657a33c9439

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
19/09/2024, 05:44

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General

Target

2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe
Size

76KB
MD5

0525b419634934c0279ff64b9c69a75e
SHA1

52994bd88701a3ea079cbd63192088617ce6987f
SHA256

cff3b2ac2bfb162e1feed528162ec4c69c50a4e734fb095c24c54657a33c9439
SHA512

8483df4c36e9f488c5791134de13e2ece0ceb0ced4da163cbf5ebae56226c5c7caff22e5e7a6ccd5c6ba149a4abe48e244e0a305d447e60234394f892e077a03
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/Rs580g3i:ZVxkGOtEvwDpjc2

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2804	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2196	2024-09-19_0525b419634934c0279ff64b9c69a75e_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_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2804	2196	2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe	30
PID 2196 wrote to memory of 2804	2196	2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe	30
PID 2196 wrote to memory of 2804	2196	2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe	30
PID 2196 wrote to memory of 2804	2196	2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_0525b419634934c0279ff64b9c69a75e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2196
- 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:2804

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
77KB

MD5
eac86f279e93dd72597dd66d8cf0c5df

SHA1
04c5280ea90121336965b4a40368b3f9f16daeba

SHA256
a7dc02e9e743d3d69d10af9e6bea1f6398019e0c5d4a782074f70b8d7659bc03

SHA512
8d8953683032a007374a67a23fb6387e5d2689d61e06811b0a0007d84df426475462df794840a6ba51763602c206a320df4144b10105eacbfca30243975f2794

Download Submit
memory/2196-0-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2196-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2196-2-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2196-9-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2196-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2804-17-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2804-24-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download