Analysis
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max time kernel
93s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 06:51
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe
Resource
win7-20240903-en
General
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Target
2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe
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Size
509KB
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MD5
df979c7b4c8722dcf7603b32da72f520
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SHA1
39d7d26bbe52eb31773cea2cef2efca42d7394dd
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SHA256
c0c85d92d3e13ab8f3500a2001fe16f371ab2e2f685b82e1477de6c3b7e7d083
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SHA512
1d9a8fce66211f6482230643b22a0d4e5f303d0d97b665fdd13bd5192c16670d22157c76abbc7e39571c4c4c2b96d9e63fcade891893346046900e4e0c2d2266
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SSDEEP
12288:Wv9RGfqZ2Z3NBDYXZ35g6LyCluJCmAgoA:WvifqZ2voZ35g6Lo0gb
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe -
Executes dropped EXE 1 IoCs
pid Process 5096 s9110.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini s9110.exe File opened for modification C:\Windows\assembly\Desktop.ini s9110.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly s9110.exe File created C:\Windows\assembly\Desktop.ini s9110.exe File opened for modification C:\Windows\assembly\Desktop.ini s9110.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1216 4748 WerFault.exe 81 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4748 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe 4748 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe 5096 s9110.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5096 s9110.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5096 s9110.exe 5096 s9110.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4748 wrote to memory of 5096 4748 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe 82 PID 4748 wrote to memory of 5096 4748 2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Users\Admin\AppData\Local\Temp\n9110\s9110.exe"C:\Users\Admin\AppData\Local\Temp\n9110\s9110.exe" ins.exe /e 2273654 /u 4dc90cd0-7328-42b2-8f65-20295bc06f26 /v "C:\Users\Admin\AppData\Local\Temp\2024-09-19_df979c7b4c8722dcf7603b32da72f520_mafia.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5096
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 44722⤵
- Program crash
PID:1216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4748 -ip 47481⤵PID:1004
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
284KB
MD556c3c0bea17637a46ab6d82507923e75
SHA1de31ef91d7568429b34a00b23c3b2be815417e2a
SHA256b5518025103fc369faed527131b8c09df89f58bad97674388b36291b96cbb13a
SHA512fb3c60e5bf4cf73ea6c101d3a811016a4d30bf467da9f412321d856de1d949bec9a11f3adaf1c7fb0238ddd429759a743de927a8181dd14eb2638ee52677d16c