Analysis
- max time kernel
128s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
03/03/2022, 10:34
General
- Target bb923d7bf89149cbea7ce08ee333babc.exe
- Size 388KB
- Sample220303-ml4pgsccbr
- SHA256 38444024682d6ea391135d374ecd6f457bb01df512801e25fcbd2931afe58d92
Malware Config
Extracted
-
xloader
-
2.5
-
8gce
-
ultimaslot.net
-
jacqueegui.com
-
aktsecurity.com
-
beattietnpasumo1.xyz
-
kellerwilliamrealestate.com
-
cryptodouble2x3x.online
-
wilsoncreekarts.com
-
portalphotography.art
-
bocafoods.net
-
gloriamcarter.com
-
goodfellascandoit.com
-
xhypxjkc.com
-
mimisminiatureboutique.store
-
plidoo.com
-
splendidbelle.com
-
grand-cas1no.com
-
xegizas.xyz
-
awadhhomes.com
-
piecebin.com
-
baridipay.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bb923d7bf89149cbea7ce08ee333babc.exe"C:\Users\Admin\AppData\Local\Temp\bb923d7bf89149cbea7ce08ee333babc.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 192⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 193⤵
- Delays execution with timeout.exe
-
-
-
C:\Users\Admin\AppData\Local\Temp\bb923d7bf89149cbea7ce08ee333babc.exeC:\Users\Admin\AppData\Local\Temp\bb923d7bf89149cbea7ce08ee333babc.exe2⤵
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/60-130-0x0000000000B00000-0x0000000000B68000-memory.dmp
memory/60-131-0x000000007444E000-0x000000007444F000-memory.dmp
memory/60-132-0x0000000006000000-0x0000000006092000-memory.dmp
memory/60-133-0x0000000006660000-0x0000000006C04000-memory.dmp
memory/60-134-0x00000000060A0000-0x00000000060A1000-memory.dmp
memory/60-135-0x0000000005E90000-0x0000000005EF6000-memory.dmp
memory/532-136-0x0000000000400000-0x0000000000429000-memory.dmp
memory/532-137-0x0000000001330000-0x000000000167A000-memory.dmp