General
- Target f.txt
- Size 157KB
- Sample260706-afv4yact4k
- SHA256 414e4a5a71f01851457d12bb9c9fea9fd5c7568ca5a63abdcd8cd8539794e1e8
- MD5 1f57dabf9b214db0580daeb163d993ff
- SHA1 bf8b887f5b15edd153df843ef4a8d121ceda7d48
- SHA512 a7f578136b0f8dd8e4f32d093d5d7c0c80e5a191f370638631daced2b4e6214dea9c7581d97c67b1cb03e7af4f721b93fdce943f51048bf7ec651597f1abe711
- SSDEEP 1536:M0ECef5VcPgWemwNuHxCThe8610pZRk+4ziKtB9hT9TQUqEOmNDT9XX+/Bv3tOvJ:8vO3em1XUZL1KhXRxyB1Ov6ie1nGv
- TLSH T134F31BD67292BCB3836385E5406F4107B12EA863F40C8870F1D8EED93A6497552B7FAD
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
f.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
f.js
Resource
win11ltsc2024-20260629-en
Malware Config
Extracted
-
hta
-
hta.dropper
https://dicerigger.com
Targets
-
- Target f.txt
- Size 157KB
- SHA256 414e4a5a71f01851457d12bb9c9fea9fd5c7568ca5a63abdcd8cd8539794e1e8
- MD5 1f57dabf9b214db0580daeb163d993ff
- SHA1 bf8b887f5b15edd153df843ef4a8d121ceda7d48
- SHA512 a7f578136b0f8dd8e4f32d093d5d7c0c80e5a191f370638631daced2b4e6214dea9c7581d97c67b1cb03e7af4f721b93fdce943f51048bf7ec651597f1abe711
- SSDEEP 1536:M0ECef5VcPgWemwNuHxCThe8610pZRk+4ziKtB9hT9TQUqEOmNDT9XX+/Bv3tOvJ:8vO3em1XUZL1KhXRxyB1Ov6ie1nGv
- TLSH T134F31BD67292BCB3836385E5406F4107B12EA863F40C8870F1D8EED93A6497552B7FAD
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Download via BitsAdmin
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Adds Run key to start application
-
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
BITS Jobs
1Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1