9c289b92ed0770078d047f81ebc577ab49a57e09c8983e67a0cb0196eca73898

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 03:40

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General

Target

2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe
Size

32KB
MD5

cb0dc54d000f371f428258dd52241b7a
SHA1

f6543e4480b93c2dbc61c9b1856960cf801a36d0
SHA256

9c289b92ed0770078d047f81ebc577ab49a57e09c8983e67a0cb0196eca73898
SHA512

5f321cbd489d5692be5a37c0e64431dccbf867035848487544b2b05203eec387df5a8476852889b7a8ca64b27bda25c8ca96f24d790d9328cfbad26817673505
SSDEEP

384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNj:btB9g/WItCSsAGjX7e9Nj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2412	gewos.exe

Loads dropped DLL 1 IoCs

pid	Process
2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_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	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gewos.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe
2412	gewos.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2412	2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe	30
PID 2388 wrote to memory of 2412	2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe	30
PID 2388 wrote to memory of 2412	2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe	30
PID 2388 wrote to memory of 2412	2388	2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_cb0dc54d000f371f428258dd52241b7a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\gewos.exe
  "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2412

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\gewos.exe

Filesize
33KB

MD5
10da78358da546d9ee1bef42f03173ab

SHA1
8024dca4812d90c3ddc21f7fdd035a052e51c525

SHA256
ff91a14f278518b7b2ba288c51512dea5b5e92e422eed6fa234454e099d52d7b

SHA512
a85a4b1c03ab36bee21b62afc26135d2b82f45f399e2b793833b8de5005b00d6752da6fe32bdd404c0678a2f3a036811117267cf0f38366e4b8cee6a8ad1c630

Download Submit
memory/2388-0-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2388-8-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2412-23-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download