General
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Target
FUCKER.exe
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Size
10KB
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Sample
240310-snee9sfd3y
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MD5
2a94f3960c58c6e70826495f76d00b85
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SHA1
e2a1a5641295f5ebf01a37ac1c170ac0814bb71a
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SHA256
2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
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SHA512
fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f
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SSDEEP
192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K
Static task
static1
Behavioral task
behavioral1
Sample
FUCKER.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
FUCKER.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
FUCKER.exe
Resource
win11-20240221-en
Malware Config
Extracted
quasar
1.4.1
Office04
209.182.234.69:5000
1d7ed661-c682-43f5-973b-fc9bfdbd96a8
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encryption_key
ABD5B6E1498842B0D7FFC59005525F3510E9622D
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Targets
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Target
FUCKER.exe
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Size
10KB
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MD5
2a94f3960c58c6e70826495f76d00b85
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SHA1
e2a1a5641295f5ebf01a37ac1c170ac0814bb71a
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SHA256
2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
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SHA512
fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f
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SSDEEP
192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K
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Detect Neshta payload
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Detect Xworm Payload
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Detect ZGRat V1
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Glupteba payload
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Modifies WinLogon for persistence
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Phorphiex payload
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Quasar payload
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Raccoon Stealer V2 payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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SectopRAT payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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XMRig Miner payload
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Blocklisted process makes network request
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Creates new service(s)
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Modifies Installed Components in the registry
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Modifies Windows Firewall
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Sets file execution options in registry
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Stops running service(s)
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Uses the VBS compiler for execution
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Modifies powershell logging option
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
3Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Change Default File Association
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
3Winlogon Helper DLL
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Change Default File Association
1Scheduled Task/Job
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
9Scripting
1Subvert Trust Controls
1Install Root Certificate
1