Analysis
- max time kernel
151s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
23/04/2022, 06:08
General
- Target ffbfb88c129bf711d84fcd56677322f6.exe
- Size 291KB
- Sample220423-gvv6taeham
- SHA256 04ecd424d7241651b7616cbf30dcb02d9f453ee8da62a44c20c3d4599dd96126
Malware Config
Extracted
-
smokeloader
-
2020
-
http://monsutiur4.com/
-
http://nusurionuy5ff.at/
-
http://moroitomo4.net/
-
http://susuerulianita1.net/
-
http://cucumbetuturel4.com/
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http://nunuslushau.com/
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http://linislominyt11.at/
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http://luxulixionus.net/
-
http://lilisjjoer44.com/
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http://nikogminut88.at/
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http://limo00ruling.org/
-
http://mini55tunul.com/
-
http://samnutu11nuli.com/
-
http://nikogkojam.org/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
- Executes dropped EXE 1 IoCs
- Program crash 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ffbfb88c129bf711d84fcd56677322f6.exe"C:\Users\Admin\AppData\Local\Temp\ffbfb88c129bf711d84fcd56677322f6.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 8722⤵
- Program crash
-
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2540 -ip 25401⤵
-
C:\Users\Admin\AppData\Roaming\uijfbhcC:\Users\Admin\AppData\Roaming\uijfbhc1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
uijfbhc
uijfbhc
memory/2812-133-0x00000000027D0000-0x00000000027E6000-memory.dmp
memory/2812-140-0x0000000002DC0000-0x0000000002DD6000-memory.dmp
memory/3924-138-0x0000000000568000-0x0000000000578000-memory.dmp
memory/3924-139-0x0000000000400000-0x0000000000489000-memory.dmp
memory/4460-130-0x0000000000798000-0x00000000007A9000-memory.dmp
memory/4460-131-0x0000000000720000-0x0000000000729000-memory.dmp
memory/4460-132-0x0000000000400000-0x0000000000489000-memory.dmp