General
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Target
WaveInstaller.exe
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Size
2.3MB
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Sample
241022-amwdaavhka
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MD5
215d509bc217f7878270c161763b471e
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SHA1
bfe0a2580d54cfa28d3ff5ef8dc754fdc73adcd9
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SHA256
984dfc64c10f96c5350d6d9216a5d7abfece1658dfc93925f7a6b0c80817c886
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SHA512
68e615dfcb1b7770ad64175438a913744c14bdd3af93b339c2b526271bdd0d23334e78d049fdae8ca9fe66672a8cf252ebf891be9ab6c46a3d8f1fb00fa8c83b
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SSDEEP
49152:LinbT3qpTDQSmanAmwJAaDMg33U2pLOiniT:LinKpTJmWAmmAMP8in
Static task
static1
Behavioral task
behavioral1
Sample
WaveInstaller.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
WaveInstaller.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
danabot
51.178.195.151
51.222.39.81
149.255.35.125
38.68.50.179
51.77.7.204
Targets
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Target
WaveInstaller.exe
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Size
2.3MB
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MD5
215d509bc217f7878270c161763b471e
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SHA1
bfe0a2580d54cfa28d3ff5ef8dc754fdc73adcd9
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SHA256
984dfc64c10f96c5350d6d9216a5d7abfece1658dfc93925f7a6b0c80817c886
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SHA512
68e615dfcb1b7770ad64175438a913744c14bdd3af93b339c2b526271bdd0d23334e78d049fdae8ca9fe66672a8cf252ebf891be9ab6c46a3d8f1fb00fa8c83b
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SSDEEP
49152:LinbT3qpTDQSmanAmwJAaDMg33U2pLOiniT:LinKpTJmWAmmAMP8in
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Chimera
Ransomware which infects local and network files, often distributed via Dropbox links.
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Chimera Ransomware Loader DLL
Drops/unpacks executable file which resembles Chimera's Loader.dll.
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Danabot x86 payload
Detection of Danabot x86 payload, mapped in memory during the execution of its loader.
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Modifies WinLogon for persistence
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Renames multiple (3271) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Adds Run key to start application
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Drops desktop.ini file(s)
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Legitimate hosting services abused for malware hosting/C2
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1