d480cb485075e7faad2c5b863f98d0c546827a8bfe1a9611e1be09b8dd5bca90

Analysis

max time kernel
137s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20250610-en
resource tags

arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
submitted
19/06/2025, 17:55

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General

Target
Toxic/03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
Size 596KB
Sample250619-whfmxsem71
SHA256 03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0
MD5 2b9106e8df3aa98c3654a4e0733d83e7
SHA1 db5b0f6256a2e68acffd14c4946971e2e9e90bfb
SHA512 3047ab7bd9e34973403a4dfdff133016deeea97b37b111f00156b2e26de9c0c0ed8bffea4f8ce5cb46779d52a7e1124c38e503e832bc7e62705889b6df54a011
SSDEEP 6144:4f/4UN9ltp0rG8V26R7aJO4n0Bu0hqFbQmt1dPHmeuQaDqIZ3eiRH3AdKy9HGeol:4YUrfJI7CO4Jb7t1dq1DqIZyjmNl
MD5 SHA1 SHA512 SSDEEP

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\waccess5016.tmp	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
File opened for modification	C:\Windows\Microsoft Help\Secure	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
File opened for modification	C:\Windows\Microsoft Help\Secure\wintp	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
File opened for modification	C:\Windows\Microsoft Help\Secure\wintc	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
File opened for modification	C:\Windows\Microsoft Help\Secure\Admin.tc.dat	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 3924	5016	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe	91
PID 5016 wrote to memory of 3924	5016	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe	91
PID 5016 wrote to memory of 3924	5016	03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe	91

C:\Users\Admin\AppData\Local\Temp\Toxic\03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe
"C:\Users\Admin\AppData\Local\Temp\Toxic\03641e5632673615f23b2a8325d7355c4499a40f47b6ae094606a73c56e24ad0.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\cmd.exe
  cmd /c type "C:\Windows\\waccess5016.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3924

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

waccess5016.tmp

Path C:\Windows\waccess5016.tmp
Size 12B
SHA256 b8ab89dd822ebe4dc614d3a9f0f9a8e96fefc643d3d4e1fc521477fe9064de64
MD5 90e12ef91e007e3e947a0a134b1d63a0
SHA1 89576f2fbc05cda06967323451d84d5e9d5954ee
SHA512 262a4c9f7cdfb573e5fe837dad87d1e8f767ceb031b4ba080fbff8ae6b0294b3325c515ad4d18b208476d821fdd3140b7d9419e39fbfd868f3c89333597b199b
MD5 SHA1 SHA512

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