d51d45f5dd4e5288b88eadc399a0384ed35170b4aaefc74337a1769f49c2424f

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 17:35

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General

Target

202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe
Size

100KB
MD5

8eb46a8e460c55459c5af5f8933c2d5e
SHA1

2addd9a3e8a0f33ce159bd46f9736772e8805e43
SHA256

d51d45f5dd4e5288b88eadc399a0384ed35170b4aaefc74337a1769f49c2424f
SHA512

9330f2180f56612aca4a2e64fdcbc04cbed059e2bb85d63c9509fcfd8553425c92d2d230b6aa2ef4f54f8619439a3b0f0a139facf13cdbbdedf43efd4c5b320b
SSDEEP

1536:26QFElP6n+gBQMOtEvwDpjQGYQbN/PKwNCWwB:26a+2OtEvwDpjtzm

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Control Panel\International\Geo\Nation	202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3320	asih.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4976 wrote to memory of 3320	4976	202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe	85
PID 4976 wrote to memory of 3320	4976	202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe	85
PID 4976 wrote to memory of 3320	4976	202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\202404148eb46a8e460c55459c5af5f8933c2d5ecryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4976
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:3320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
100KB

MD5
bccbddea974f78a180b7af1192e270ab

SHA1
ada9f334c72e74ffd926ea1d5e8dc739a87f7402

SHA256
047093e1850d3042f8915c65e6da05fbc23cf071d7484eaee48ea3495d9584b8

SHA512
f6af5bbef5b65df46ff0b73529071a800b0d461833625c3b0a2cd1ba553be1759cbecf755b611c94f8aab47c7b207e67dd4eaeac584132afffe4effae5fe68b4

Download Submit
memory/3320-17-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/3320-19-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/4976-0-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/4976-1-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/4976-2-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download