General
- Target New WinRAR archive (2).rar
- Size 93.6MB
- Sample260628-wphqvsay9t
- SHA256 83b63c51c1201c78b026f80163085e73d0e72211b0ff66a139a44d00aeae0410
- MD5 517b8c5b3f9fc72cb75f3b4323247fe5
- SHA1 dfaae9b144bea8499ecbd643261ab98432b570d9
- SHA512 347077ebe5075459d2e5813c757ea01b61008362b9f8ace622398d0486b07c14bdf44b6f4d4be5d5e527e8d2e77d4deae222c2291dbeab5835cb92bb69005518
- SSDEEP 1572864:tkswl9HruAH05J+XTEkULxP/WqLN7F589wHHtpDkZUJoL0GygHwLcty4EtxifXj2:S6egJ3l5LN7FS9QDcbL0cQo9EtwvjQd
- TLSH T136283365B081D862164F0EF28CC70BDDD6539F02902AB62DDFA93682C85F74F519FE89
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
AcidHack.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
AcidHack.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral3
Sample
AcidHack.exe
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
AcidHack.exe
Resource
win11ltsc2024-20260617-en
Malware Config
Targets
-
- Target AcidHack.exe
- Size 94.2MB
- SHA256 edc06e39d4a9769032dfb8eb5954273762764d353b11338c6dba4630bec6e536
- MD5 ca03243ed1e923561f23af2ba2aa191a
- SHA1 117fd5e68e2cf147ff4cecfdaa4827663ffaab74
- SHA512 517195fc15aea9c39f2596916a8bec14a652118aeef288306be6c5b86fc550adcf4dd705448ef6e8216f42b1a2c47e2ba460e03c69c26aa24795ca1bc133a031
- SSDEEP 1572864:tTJl3BaJq08rfbGBEvBN3T7m70+CKN1SJufquhSXQOrastXTt0vKhLyaIvup8s36:tTrcU3byEjj7R+CKN1SJufQ2stX2vQ6H
- TLSH T18C2833324D52CCA8FA07E232C711ED2453CE35AE18784D9B452EE60BACA75CDDD89B5C
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Adds policy Run key to start application
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Registers new Windows logon scripts automatically executed at logon.
-
Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
-
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.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Defense Evasion
Modify Registry
2Obfuscated Files or Information
1Command Obfuscation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3