3ac297f2ca0b89e4d3328777c2b2f1b538b6fbb43317a8cf3306a231ea80406a

Analysis

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

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-11-2024 18:16

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General

Target

2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe
Size

32KB
MD5

ae0a1ee00e09293d942d8ff65067d932
SHA1

1220f97cb4f235ad140ba1cd74f583a5486c36b0
SHA256

3ac297f2ca0b89e4d3328777c2b2f1b538b6fbb43317a8cf3306a231ea80406a
SHA512

a51715b8c44ef8becacdea4aa7f96de5f0b1bb51c3e13234750b2c39c6183f19a41cd270ab1830c214fe5b5e5dab5eade559b0b03c4bd2543ed986ec67833133
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzogFzpjufAq18s8:bAvJCYOOvbRPDEgXVFzpCYV/

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

demka.exe

pid process

2804 demka.exe
Loads dropped DLL 1 IoCs

Processes:

2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe

pid process

1904 2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe

pid	process
2804	demka.exe

pid	process
1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe

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

Processes:

2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exedemka.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	demka.exe

Suspicious use of UnmapMainImage 2 IoCs

Processes:

2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exedemka.exe

pid process

1904 2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe
2804 demka.exe

pid	process
1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe
2804	demka.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe

description	pid	process	target process
PID 1904 wrote to memory of 2804	1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe	demka.exe
PID 1904 wrote to memory of 2804	1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe	demka.exe
PID 1904 wrote to memory of 2804	1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe	demka.exe
PID 1904 wrote to memory of 2804	1904	2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe	demka.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-01_ae0a1ee00e09293d942d8ff65067d932_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1904

C:\Users\Admin\AppData\Local\Temp\demka.exe
"C:\Users\Admin\AppData\Local\Temp\demka.exe"
2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
32KB

MD5
1fbf193a99b589b1c3471bf0e50bc08e

SHA1
300e8e510f9eae48788800386c90034d838ed8d8

SHA256
7ea35c1d4833653eb430cdd4e3e05bce6579eee06800c1c7da71c1218154c465

SHA512
dfeaf358a4f66fa441411eafd9ad2b238de9ec6ad456f8cb52227e6cc733b999e1fc606c4b227b30a2b080a5b3589ddf14c3f84f3af899fc336c48593caa09e1

Download Submit
memory/1904-0-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1904-8-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1904-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2804-23-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download