Analysis
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max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
25-04-2024 13:02
General
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Target
hajde-lavacrypt-dfgs.exe
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Size
2.9MB
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MD5
f561ee026ad652bed5d2dbca19b0f6da
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SHA1
42a9d231a9c44331ac6f6327de9e3fa7d796c3d4
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SHA256
c35d5fb22d47e276e38fde699fc3b1e88e60a708d85b6ebea69815dec5d4883e
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SHA512
52de39805c40f30f2ab7aebd6f143cc1d5ecd6bb95b767a45d4c212f48ee16df6425309463d2cc8703dfa0cb796b42fafb75dfd7836f65ee09e13c9318c31e4e
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SSDEEP
49152:GC5pOewgkXW0aOtXZpv8axPoPADdvcPru1221mduTjSuoqaesz+pgInL/rKUvYp:jjInXW0tXZaaxPoPkvR2kSu1phnL/rYp
Malware Config
Signatures
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UAC bypass 3 TTPs 1 IoCs
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Windows security bypass 2 TTPs 2 IoCs
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xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs
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XMRig Miner payload 11 IoCs
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Looks for VMWare Tools registry key 2 TTPs 2 IoCs
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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UPX packed file 16 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Uses the VBS compiler for execution 1 TTPs
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Windows security modification 2 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 2 IoCs
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Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Delays execution with timeout.exe 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
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Suspicious use of AdjustPrivilegeToken 13 IoCs
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Suspicious use of WriteProcessMemory 31 IoCs
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System policy modification 1 TTPs 1 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\hajde-lavacrypt-dfgs.exe"C:\Users\Admin\AppData\Local\Temp\hajde-lavacrypt-dfgs.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'3⤵
- Creates scheduled task(s)
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp29B.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- UAC bypass
- Windows security bypass
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 05⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\conhost.execonhost.exe5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"4⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3976 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Scripting
1Virtualization/Sandbox Evasion
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
150B
MD50cefd1f561d230f043c704ec9a5127c9
SHA1fb50a24176dfbc364e3eb8d0e3a2ae652a60bdf9
SHA2567af0c70f5e074329400703bae7fa036b0879311cf92edd18f3c88129c62ae88d
SHA5121bd7f3291b996e1bea0cc0b2440086595ae3f20db15a19ef14914b20f1ff8e7c4632192cb3b2f16cf7346127b1aa87925d0cd86d660982d7395eaef96e2007a9
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Filesize
2.9MB
MD5f561ee026ad652bed5d2dbca19b0f6da
SHA142a9d231a9c44331ac6f6327de9e3fa7d796c3d4
SHA256c35d5fb22d47e276e38fde699fc3b1e88e60a708d85b6ebea69815dec5d4883e
SHA51252de39805c40f30f2ab7aebd6f143cc1d5ecd6bb95b767a45d4c212f48ee16df6425309463d2cc8703dfa0cb796b42fafb75dfd7836f65ee09e13c9318c31e4e
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Filesize
64KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
136KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
2.9MB
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Filesize
32KB
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Filesize
10.8MB
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Filesize
2.5MB
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Filesize
2.5MB
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Filesize
2.5MB
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Filesize
2.5MB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
128KB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
8.3MB
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Filesize
128KB
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Filesize
8.3MB
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Filesize
8.3MB
-
Filesize
8.3MB
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Filesize
128KB
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Filesize
128KB