Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
26-09-2021 15:41
Static task
static1
Behavioral task
behavioral1
Sample
3e201fc20a90e669990e2994d2114b83.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
3e201fc20a90e669990e2994d2114b83.exe
Resource
win10v20210408
General
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Target
3e201fc20a90e669990e2994d2114b83.exe
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Size
139KB
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MD5
3e201fc20a90e669990e2994d2114b83
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SHA1
24bfc9636c793e7ceb309b08e319b2d925a080bd
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SHA256
c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24
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SHA512
4dae9203c1003ca32600d153d7a9f08fa3c50d7c665ee81d4d7608d8f47354e48493d4bb39af2a3259c7882ca0ba38f4db52033b0df3ddf4321cb7118b228591
Malware Config
Extracted
smokeloader
2020
http://naghenrietti1.top/
http://kimballiett2.top/
http://xadriettany3.top/
http://jebeccallis4.top/
http://nityanneron5.top/
http://umayaniela6.top/
http://lynettaram7.top/
http://sadineyalas8.top/
http://geenaldencia9.top/
http://aradysiusep10.top/
Extracted
raccoon
5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
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url4cnc
https://t.me/agrybirdsgamerept
Extracted
redline
karma
94.103.9.133:39323
Extracted
redline
Bliss
185.237.98.178:62607
Signatures
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Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 4 IoCs
resource yara_rule behavioral2/memory/3668-172-0x00000000023E0000-0x00000000023FF000-memory.dmp family_redline behavioral2/memory/3668-174-0x00000000026A0000-0x00000000026BE000-memory.dmp family_redline behavioral2/memory/656-175-0x0000000002240000-0x0000000002263000-memory.dmp family_redline behavioral2/memory/656-181-0x00000000025D0000-0x00000000025F2000-memory.dmp family_redline -
SmokeLoader
Modular backdoor trojan in use since 2014.
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suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
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suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
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Arkei Stealer Payload 1 IoCs
resource yara_rule behavioral2/memory/3832-136-0x0000000000400000-0x000000000044D000-memory.dmp family_arkei -
Chinese Botnet Payload 1 IoCs
resource yara_rule behavioral2/memory/2492-204-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Downloads MZ/PE file
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Executes dropped EXE 7 IoCs
pid Process 688 EF4C.exe 796 F5A6.exe 3832 FA1C.exe 416 FE53.exe 3668 SindonsWelfare_2021-09-26_15-02.exe 656 SolanumsYoghurt_2021-09-26_14-52.exe 2492 fbf.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion EF4C.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion EF4C.exe -
Deletes itself 1 IoCs
pid Process 3092 Process not Found -
Loads dropped DLL 8 IoCs
pid Process 3832 FA1C.exe 3832 FA1C.exe 3832 FA1C.exe 796 F5A6.exe 796 F5A6.exe 796 F5A6.exe 796 F5A6.exe 796 F5A6.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral2/files/0x000200000001ab42-119.dat themida behavioral2/memory/688-122-0x0000000000F60000-0x0000000000F61000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Uuuocai.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fbf.exe" fbf.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA EF4C.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: fbf.exe File opened (read-only) \??\W: fbf.exe File opened (read-only) \??\X: fbf.exe File opened (read-only) \??\K: fbf.exe File opened (read-only) \??\L: fbf.exe File opened (read-only) \??\J: fbf.exe File opened (read-only) \??\M: fbf.exe File opened (read-only) \??\O: fbf.exe File opened (read-only) \??\U: fbf.exe File opened (read-only) \??\Y: fbf.exe File opened (read-only) \??\E: fbf.exe File opened (read-only) \??\G: fbf.exe File opened (read-only) \??\I: fbf.exe File opened (read-only) \??\P: fbf.exe File opened (read-only) \??\V: fbf.exe File opened (read-only) \??\B: fbf.exe File opened (read-only) \??\F: fbf.exe File opened (read-only) \??\R: fbf.exe File opened (read-only) \??\S: fbf.exe File opened (read-only) \??\T: fbf.exe File opened (read-only) \??\Z: fbf.exe File opened (read-only) \??\H: fbf.exe File opened (read-only) \??\Q: fbf.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 688 EF4C.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 656 set thread context of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 912 3832 WerFault.exe 76 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 3e201fc20a90e669990e2994d2114b83.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 3e201fc20a90e669990e2994d2114b83.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 3e201fc20a90e669990e2994d2114b83.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 fbf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz fbf.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3256 timeout.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 860 3e201fc20a90e669990e2994d2114b83.exe 860 3e201fc20a90e669990e2994d2114b83.exe 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3092 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 860 3e201fc20a90e669990e2994d2114b83.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeRestorePrivilege 912 WerFault.exe Token: SeBackupPrivilege 912 WerFault.exe Token: SeDebugPrivilege 912 WerFault.exe Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeDebugPrivilege 688 EF4C.exe Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found Token: SeShutdownPrivilege 3092 Process not Found Token: SeCreatePagefilePrivilege 3092 Process not Found -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found 3092 Process not Found -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3092 Process not Found -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2492 fbf.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 656 wrote to memory of 860 656 3e201fc20a90e669990e2994d2114b83.exe 68 PID 3092 wrote to memory of 688 3092 Process not Found 73 PID 3092 wrote to memory of 688 3092 Process not Found 73 PID 3092 wrote to memory of 688 3092 Process not Found 73 PID 3092 wrote to memory of 796 3092 Process not Found 75 PID 3092 wrote to memory of 796 3092 Process not Found 75 PID 3092 wrote to memory of 796 3092 Process not Found 75 PID 3092 wrote to memory of 3832 3092 Process not Found 76 PID 3092 wrote to memory of 3832 3092 Process not Found 76 PID 3092 wrote to memory of 3832 3092 Process not Found 76 PID 3092 wrote to memory of 416 3092 Process not Found 77 PID 3092 wrote to memory of 416 3092 Process not Found 77 PID 796 wrote to memory of 960 796 F5A6.exe 80 PID 796 wrote to memory of 960 796 F5A6.exe 80 PID 796 wrote to memory of 960 796 F5A6.exe 80 PID 960 wrote to memory of 3256 960 cmd.exe 82 PID 960 wrote to memory of 3256 960 cmd.exe 82 PID 960 wrote to memory of 3256 960 cmd.exe 82 PID 416 wrote to memory of 3668 416 FE53.exe 86 PID 416 wrote to memory of 3668 416 FE53.exe 86 PID 416 wrote to memory of 3668 416 FE53.exe 86 PID 416 wrote to memory of 656 416 FE53.exe 88 PID 416 wrote to memory of 656 416 FE53.exe 88 PID 416 wrote to memory of 656 416 FE53.exe 88 PID 416 wrote to memory of 2492 416 FE53.exe 90 PID 416 wrote to memory of 2492 416 FE53.exe 90 PID 416 wrote to memory of 2492 416 FE53.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:860
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C:\Users\Admin\AppData\Local\Temp\EF4C.exeC:\Users\Admin\AppData\Local\Temp\EF4C.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:688
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C:\Users\Admin\AppData\Local\Temp\F5A6.exeC:\Users\Admin\AppData\Local\Temp\F5A6.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:796 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\F5A6.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:3256
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C:\Users\Admin\AppData\Local\Temp\FA1C.exeC:\Users\Admin\AppData\Local\Temp\FA1C.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3832 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 12922⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:912
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C:\Users\Admin\AppData\Local\Temp\FE53.exeC:\Users\Admin\AppData\Local\Temp\FE53.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:416 -
C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe"C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe"2⤵
- Executes dropped EXE
PID:3668
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C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe"C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe"2⤵
- Executes dropped EXE
PID:656
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C:\Users\Admin\AppData\Local\Temp\fbf.exe"C:\Users\Admin\AppData\Local\Temp\fbf.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
PID:2492
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