General
- Target MutprobeCTF.exe
- Size 75.1MB
- Sample260707-djfefadx3r
- SHA256 bd5abda39a7d34a47418af51de41564209c0c61c5e176a43d3157aadc52ed0fe
- MD5 f87c55918ab0d09fc9ab42ee1f38f3a3
- SHA1 c418586bf08df1015a7a9f50f7966cf5b1012ad6
- SHA512 a1312aadc717838b1449dd74a6bfbe1d8c79f929c26269402363f17d1dcf7e7f5f49937c365a1b1d06f73746737923bf5947723ad364341f98c98849fb30227e
- SSDEEP 1572864:jjSCWG/YFzFFd3P3R8fNknAnZ2yOogqTcaNH21A/NC2K4Vno+9WE8ZDeeDAeW:jfiRj/h8fNknAnIdA7lxQD4VnoLE8Yb
- TLSH T1A208339E7FC06581F5AFD27EA241CC076E94F789275B40A757A408331E2B1E6DE39A30
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
MutprobeCTF.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
MutprobeCTF.exe
Resource
win11ltsc2024-20260706-en
15 signatures
150 seconds
Malware Config
Targets
-
- Target MutprobeCTF.exe
- Size 75.1MB
- SHA256 bd5abda39a7d34a47418af51de41564209c0c61c5e176a43d3157aadc52ed0fe
- MD5 f87c55918ab0d09fc9ab42ee1f38f3a3
- SHA1 c418586bf08df1015a7a9f50f7966cf5b1012ad6
- SHA512 a1312aadc717838b1449dd74a6bfbe1d8c79f929c26269402363f17d1dcf7e7f5f49937c365a1b1d06f73746737923bf5947723ad364341f98c98849fb30227e
- SSDEEP 1572864:jjSCWG/YFzFFd3P3R8fNknAnZ2yOogqTcaNH21A/NC2K4Vno+9WE8ZDeeDAeW:jfiRj/h8fNknAnIdA7lxQD4VnoLE8Yb
- TLSH T1A208339E7FC06581F5AFD27EA241CC076E94F789275B40A757A408331E2B1E6DE39A30
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Loads dropped DLL
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
1Netsh Helper DLL
1