34ca20e2f1cb1c89027cfbe71f1393574277a78cc1b5ce2f836935a713d27142

Analysis

max time kernel
0s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 17:16

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General

Target

302e5c4fa5ad21b120610c815cbf46e5.exe
Size

174KB
MD5

302e5c4fa5ad21b120610c815cbf46e5
SHA1

db9803c8c7bf04cdc4a6c9c234bd9886884d6b50
SHA256

34ca20e2f1cb1c89027cfbe71f1393574277a78cc1b5ce2f836935a713d27142
SHA512

519c11ed6113d3f194466188583931cb8883103d834d5167c602e72405fe84744e0dcd29924d4fa2da3b8f4c2fd70c102229dfdf2ef25ab4389a884408fd0d43
SSDEEP

3072:FnOn7t7XpdpCCTg/sxFgJDUsCI/7EIc2oqehv7SlkiFCx0fEEPmd/LV7:FKpdcCrTqq2vcFVSkKwZEPmpV7

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5044	northstar.exe

Loads dropped DLL 2 IoCs

pid	Process
4816	302e5c4fa5ad21b120610c815cbf46e5.exe
4816	302e5c4fa5ad21b120610c815cbf46e5.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 4816 wrote to memory of 5044	4816	302e5c4fa5ad21b120610c815cbf46e5.exe	20
PID 4816 wrote to memory of 5044	4816	302e5c4fa5ad21b120610c815cbf46e5.exe	20
PID 4816 wrote to memory of 5044	4816	302e5c4fa5ad21b120610c815cbf46e5.exe	20

C:\Users\Admin\AppData\Local\Temp\302e5c4fa5ad21b120610c815cbf46e5.exe
"C:\Users\Admin\AppData\Local\Temp\302e5c4fa5ad21b120610c815cbf46e5.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4816
- C:\Users\Admin\AppData\Local\Temp\nsf4807.tmp\northstar.exe
  C:\Users\Admin\AppData\Local\Temp\nsf4807.tmp\northstar.exe /u4d48824f-345c-4a9b-9d9f-793b5bc06ebe /e2504423 /dT201301211422
  2⤵
  - Executes dropped EXE
  PID:5044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsf4807.tmp\System.dll

Filesize
21KB

MD5
5ebc73650256e9c8ddbcda231db829a1

SHA1
988d4535e18754ab2a6248abae96c5697d7dbcd5

SHA256
1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

SHA512
b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsf4807.tmp\northstar.exe

Filesize
92KB

MD5
4559992687241648c1cced8a2ed746ee

SHA1
e337126af9478a81bc12f0ccf80d698701a89d96

SHA256
ff4d0719c4399af46f6b47484a34dfce6aa70c944a46bd9a071fa4edecc46985

SHA512
4ac22eb2f4786f0a1cff7ada6916fc7633dfb9dcd1c0a82beb80353d7372d2d38b85e19d2b2917a318bf3d1c5fe53c93a11ef037227c73c86a0034a560be85b2

Download Submit
memory/4816-29-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

Filesize
52KB

Download
memory/4816-28-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/4816-37-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/5044-15-0x0000000074890000-0x0000000074E41000-memory.dmp

Filesize
5.7MB

Download
memory/5044-14-0x0000000000F90000-0x0000000000FA0000-memory.dmp

Filesize
64KB

Download
memory/5044-13-0x0000000074890000-0x0000000074E41000-memory.dmp

Filesize
5.7MB

Download
memory/5044-31-0x0000000000F90000-0x0000000000FA0000-memory.dmp

Filesize
64KB

Download
memory/5044-30-0x0000000000F90000-0x0000000000FA0000-memory.dmp

Filesize
64KB

Download
memory/5044-33-0x0000000074890000-0x0000000074E41000-memory.dmp

Filesize
5.7MB

Download