Analysis Overview
SHA256
eb4e4e3ffdbb1da8ce9538f41b5aff860ce9608802f3d881ee2cadc54ace4094
Threat Level: Known bad
The file 0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.zip was found to be: Known bad.
Malicious Activity Summary
Avaddon
Process spawned unexpected child process
UAC bypass
Avaddon family
Avaddon payload
Renames multiple (202) files with added filename extension
Deletes shadow copies
Executes dropped EXE
Checks whether UAC is enabled
Drops desktop.ini file(s)
Enumerates connected drives
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
System policy modification
Interacts with shadow copies
Uses Volume Shadow Copy service COM API
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-04-02 13:10
Signatures
Avaddon family
Avaddon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 13:10
Reported
2024-04-02 13:14
Platform
win7-20240221-en
Max time kernel
150s
Max time network
122s
Command Line
Signatures
Avaddon
Avaddon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\wbem\wmic.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\wbem\wmic.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\wbem\wmic.exe |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
Deletes shadow copies
Renames multiple (202) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\Z:\$RECYCLE.BIN\S-1-5-21-3787592910-3720486031-2929222812-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
Enumerates connected drives
Enumerates physical storage devices
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe | N/A |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe
"C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe"
C:\Windows\system32\wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\system32\wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\system32\wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\SysWOW64\vssadmin.exe
vssadmin Delete Shadows /All /Quiet
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin Delete Shadows /All /Quiet
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic SHADOWCOPY DELETE /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin Delete Shadows /All /Quiet
C:\Windows\system32\taskeng.exe
taskeng.exe {A1CB0761-3F94-478C-843B-5FB54CB82945} S-1-5-21-3787592910-3720486031-2929222812-1000:HSNHLVYA\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe
Network
Files
C:\Users\Admin\Desktop\XLbIaLo_readme_.txt
| MD5 | ce0d7abb6eca395493b33667e37a8be9 |
| SHA1 | d22408c2cb0ea799dcf38d3ff5c6b6a911b9795c |
| SHA256 | 10b0564fae75356d28bb4539744ce59e03bac18bec986a7b01a79c90f8884702 |
| SHA512 | 3b5fd1dc1c93243e6d2ab907e2e22e316d6234b5977a003b901d4f18c1d8ed4c90c0204b94edf4820e86e559d3fb540d837e2a277ad13427d905a030a395b3f2 |
C:\Users\Admin\Contacts\XLbIaLo_readme_.txt
| MD5 | 67fca18ed39f6da1fd9dd78c6db0bced |
| SHA1 | cd229a8c083c3e08e40a37e43190d8b0217f58c6 |
| SHA256 | 6677552525dddeadaa49457022d24ae315caf7d66b1fe5101cb99f12313dc462 |
| SHA512 | a748bf58ee981642f76948843e2d9e84769de2d25c5ac710dee51f99b863090b6f40755b54e20867d9fb09f520abd55bd579d07c3c044b575551ec148071ad15 |
C:\Users\Admin\Music\XLbIaLo_readme_.txt
| MD5 | a4b23353bc8e3f992172e78d0e91997e |
| SHA1 | cb9518f622931bf73effa0aebee6b63a7c4aa2e3 |
| SHA256 | fe212c94c98b3caf585adb749a06350e6edd844eac4730e99ad65d9091ff50d8 |
| SHA512 | ee93baa8792d7fdfc56c17360301451c26ed775c43dce239bc0057e51f0c1e26eec3aa821e3cc29053c754cc620b63f3d0f5059ea9800e36270e74b9855b0730 |
C:\Users\Public\Pictures\Sample Pictures\XLbIaLo_readme_.txt
| MD5 | fa78e9a2ee50714966bc4c0ab18bd040 |
| SHA1 | 7545ab415151ad6d9b9b167023be914e9aecb161 |
| SHA256 | b28e2822475c431bf87194f4da25e475c1ed0aafc249b8d902a56f8e57cfb03b |
| SHA512 | d00b235def8ee7d54c613aa40a509ae1ed228badf6a2de5f3f7eee54fcde6af1ca0c288edd5c8bf23a678afc3be13867bac62a1d8d1d36d588a00adbd457232b |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe
| MD5 | 2d2a5a22bc983829cfb4627a271fbd4e |
| SHA1 | c0fc01350ae774f3817d71710d9a6e9adaba441f |
| SHA256 | 0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b |
| SHA512 | 8237f6db84a2339827e4044929df58597733d04f8e56c621394f2c2b79c06dc9fb3e64373d0205c0f14372173875b2487d178472eda6837da2ef20187285ad0d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 13:10
Reported
2024-04-02 13:21
Platform
win10v2004-20240226-en
Max time kernel
0s
Max time network
141s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe
"C:\Users\Admin\AppData\Local\Temp\0ff4058f709d278ed662719b9627618c48e7a656c59f6bfecda9081c7cbd742b.exe"