Analysis
- max time kernel
152s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
09/02/2023, 04:35
General
- Target file.exe
- Size 321KB
- Sample230209-e7nw6acd52
- SHA256 19fa224e56e38469e91a26692b8dc29d9c3de2b5e3dcd1c591122c96fd7c7e9b
Malware Config
Extracted
-
gozi
-
1001
-
https://checklist.skype.com
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http://176.10.125.84
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http://91.242.219.235
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http://79.132.130.73
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http://176.10.119.209
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http://194.76.225.88
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http://79.132.134.158
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base_path
/microsoft/
-
build
260255
-
exe_type
loader
-
extension
.acx
-
server_id
50
Extracted
-
gozi
Extracted
-
laplas
-
http://45.159.189.105
-
api_key
ad75d4e2e9636ca662a337b6e798d36159f23acfc89bbe9400d0d451bd8d69fd
Signatures
- Detects Smokeloader packer 1 IoCs
- Gozi
Gozi is a well-known and widely distributed banking trojan.
- Laplas Clipper
Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\EBAD.exeC:\Users\Admin\AppData\Local\Temp\EBAD.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "svcupdater" /tr "C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe" /st 00:00 /du 9999:59 /sc once /ri 1 /f2⤵
- Creates scheduled task(s)
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 10282⤵
- Program crash
-
-
C:\Users\Admin\AppData\Local\Temp\ECA8.exeC:\Users\Admin\AppData\Local\Temp\ECA8.exe1⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5012 -ip 50121⤵
-
C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exeC:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
EBAD.exe
EBAD.exe
ECA8.exe
ECA8.exe
svcupdater.exe
svcupdater.exe
memory/2136-157-0x00000000007F7000-0x0000000000821000-memory.dmp
memory/2136-156-0x0000000000400000-0x000000000047A000-memory.dmp
memory/2136-155-0x00000000007F7000-0x0000000000821000-memory.dmp
memory/4460-135-0x0000000000400000-0x000000000058F000-memory.dmp
memory/4460-134-0x0000000000400000-0x000000000058F000-memory.dmp
memory/4460-133-0x00000000022C0000-0x00000000022C9000-memory.dmp
memory/4460-132-0x00000000007DD000-0x00000000007F2000-memory.dmp
memory/5012-152-0x0000000000400000-0x000000000047A000-memory.dmp
memory/5012-149-0x0000000000400000-0x000000000047A000-memory.dmp
memory/5012-148-0x00000000005E0000-0x0000000000627000-memory.dmp
memory/5012-151-0x0000000000689000-0x00000000006B3000-memory.dmp
memory/5012-147-0x0000000000689000-0x00000000006B3000-memory.dmp
memory/5032-146-0x0000000000760000-0x000000000076E000-memory.dmp
memory/5032-145-0x0000000000BD0000-0x0000000000BE1000-memory.dmp
memory/5032-142-0x0000000000C70000-0x0000000000C7D000-memory.dmp