Analysis
- max time kernel
151s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
18/10/2022, 06:32
General
- Target file.exe
- Size 199KB
- Sample221018-halx3segd6
- SHA256 5a9b3537ee1b2ada39518300b1dec84f133a58dd637da741a6b49219f790e272
Malware Config
Extracted
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djvu
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http://winnlinne.com/lancer/get.php
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extension
.tury
-
offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
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vidar
-
55
-
517
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https://t.me/truewallets
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https://mas.to/@zara99
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http://116.203.10.3:80
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profile_id
517
Extracted
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danabot
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192.236.233.188:443
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192.119.70.159:443
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23.106.124.171:443
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213.227.155.103:443
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embedded_hash
56951C922035D696BFCE443750496462
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type
loader
Signatures
- Danabot
Danabot is a modular banking Trojan that has been linked with other malware.
- Detected Djvu ransomware 10 IoCs
- Detects Smokeloader packer 4 IoCs
- Djvu Ransomware
Ransomware which is a variant of the STOP family.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Vidar
Vidar is an infostealer based on Arkei stealer.
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 14 IoCs
- VMProtect packed file 6 IoCs
Detects executables packed with VMProtect commercial packer.
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 2 IoCs
- Modifies file permissions 1 TTPs 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses 2FA software files, possible credential harvesting 2 TTPs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 2 IoCs
- Checks SCSI registry key(s) 3 TTPs 45 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Kills process with taskkill 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 25 IoCs
- Suspicious use of AdjustPrivilegeToken 20 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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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\E92C.exeC:\Users\Admin\AppData\Local\Temp\E92C.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\E92C.exeC:\Users\Admin\AppData\Local\Temp\E92C.exe2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\73c4971c-24aa-440c-bc87-5b6872ae86d4" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
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C:\Users\Admin\AppData\Local\Temp\E92C.exe"C:\Users\Admin\AppData\Local\Temp\E92C.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\E92C.exe"C:\Users\Admin\AppData\Local\Temp\E92C.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build2.exe"C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build2.exe"C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build2.exe"6⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" 116.202.186.42/c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build2.exe" & del C:\PrograData\*.dll & exit7⤵
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C:\Windows\SysWOW64\taskkill.exetaskkill /im build2.exe /f8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
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-
-
-
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C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build3.exe"C:\Users\Admin\AppData\Local\d8213dc1-d621-4ca0-8752-c43c2d149a21\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
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-
-
-
-
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C:\Users\Admin\AppData\Local\Temp\EB50.exeC:\Users\Admin\AppData\Local\Temp\EB50.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\ECA9.exeC:\Users\Admin\AppData\Local\Temp\ECA9.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 2522⤵
- Program crash
-
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C:\Users\Admin\AppData\Local\Temp\EDB3.exeC:\Users\Admin\AppData\Local\Temp\EDB3.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\F42D.exeC:\Users\Admin\AppData\Local\Temp\F42D.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\FBAF.exeC:\Users\Admin\AppData\Local\Temp\FBAF.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3892 -ip 38921⤵
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\887F.exeC:\Users\Admin\AppData\Local\Temp\887F.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\agentactivationruntimestarter.exeC:\Windows\system32\agentactivationruntimestarter.exe2⤵
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#612⤵
- Blocklisted process makes network request
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 320 -s 6282⤵
- Program crash
-
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k AarSvcGroup -p -s AarSvc1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x504 0x2e81⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 320 -ip 3201⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
mozglue.dll
nss3.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
E92C.exe
887F.exe
887F.exe
E92C.exe
E92C.exe
E92C.exe
E92C.exe
E92C.exe
EB50.exe
EB50.exe
ECA9.exe
ECA9.exe
EDB3.exe
EDB3.exe
F42D.exe
F42D.exe
FBAF.exe
FBAF.exe
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
mstsca.exe
mstsca.exe
memory/320-258-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/320-290-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/320-256-0x00000000024F0000-0x00000000027B2000-memory.dmp
memory/320-289-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/320-291-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/320-281-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/320-254-0x00000000022C3000-0x00000000023E1000-memory.dmp
memory/628-180-0x0000000000A00000-0x0000000000A6B000-memory.dmp
memory/628-175-0x0000000000A70000-0x0000000000AE5000-memory.dmp
memory/628-176-0x0000000000A00000-0x0000000000A6B000-memory.dmp
memory/1044-210-0x000000000061D000-0x0000000000649000-memory.dmp
memory/1044-211-0x0000000002230000-0x000000000227F000-memory.dmp
memory/1476-177-0x0000000000E20000-0x0000000000E2C000-memory.dmp
memory/1516-271-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1516-272-0x00000000001C0000-0x00000000001CB000-memory.dmp
memory/1516-286-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1544-148-0x000000000082F000-0x00000000008C1000-memory.dmp
memory/1544-153-0x00000000021D0000-0x00000000022EB000-memory.dmp
memory/1812-279-0x0000000000450000-0x0000000000457000-memory.dmp
memory/1812-250-0x0000000000440000-0x000000000044B000-memory.dmp
memory/1812-249-0x0000000000450000-0x0000000000457000-memory.dmp
memory/2188-262-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/2188-283-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/2188-263-0x00000000001C0000-0x00000000001CC000-memory.dmp
memory/2304-265-0x0000000001260000-0x0000000001282000-memory.dmp
memory/2304-284-0x0000000001260000-0x0000000001282000-memory.dmp
memory/2304-266-0x0000000001230000-0x0000000001257000-memory.dmp
memory/2564-278-0x0000000001230000-0x000000000123B000-memory.dmp
memory/2564-288-0x0000000001240000-0x0000000001248000-memory.dmp
memory/2564-277-0x0000000001240000-0x0000000001248000-memory.dmp
memory/2668-195-0x0000000000400000-0x0000000000537000-memory.dmp
memory/2668-200-0x0000000000400000-0x0000000000537000-memory.dmp
memory/2668-194-0x0000000000400000-0x0000000000537000-memory.dmp
memory/2668-237-0x0000000000400000-0x0000000000537000-memory.dmp
memory/2964-170-0x0000000140000000-0x000000014060E000-memory.dmp
memory/3144-201-0x0000000000400000-0x0000000000437000-memory.dmp
memory/3144-181-0x00000000005F9000-0x000000000060A000-memory.dmp
memory/3144-182-0x0000000000540000-0x0000000000549000-memory.dmp
memory/3144-183-0x0000000000400000-0x0000000000437000-memory.dmp
memory/3304-206-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3304-212-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3304-217-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3304-240-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3304-209-0x0000000000400000-0x0000000000463000-memory.dmp
memory/3892-186-0x0000000000549000-0x000000000055A000-memory.dmp
memory/3892-184-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4032-287-0x00000000009D0000-0x00000000009D7000-memory.dmp
memory/4032-274-0x00000000009D0000-0x00000000009D7000-memory.dmp
memory/4032-275-0x00000000009C0000-0x00000000009CD000-memory.dmp
memory/4228-189-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4228-154-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4228-146-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4228-155-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4228-150-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4312-253-0x00000000006B0000-0x00000000006BF000-memory.dmp
memory/4312-280-0x00000000006C0000-0x00000000006C9000-memory.dmp
memory/4312-252-0x00000000006C0000-0x00000000006C9000-memory.dmp
memory/4644-159-0x0000000140000000-0x000000014060E000-memory.dmp
memory/4704-268-0x00000000005E0000-0x00000000005E5000-memory.dmp
memory/4704-285-0x00000000005E0000-0x00000000005E5000-memory.dmp
memory/4704-269-0x00000000005D0000-0x00000000005D9000-memory.dmp
memory/4720-134-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4720-135-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4720-133-0x00000000005D0000-0x00000000005D9000-memory.dmp
memory/4720-132-0x0000000000629000-0x0000000000639000-memory.dmp
memory/4860-193-0x00000000008A9000-0x000000000093B000-memory.dmp
memory/4876-259-0x0000000000640000-0x0000000000645000-memory.dmp
memory/4876-282-0x0000000000640000-0x0000000000645000-memory.dmp
memory/4876-260-0x0000000000630000-0x0000000000639000-memory.dmp
memory/4900-162-0x0000000000773000-0x0000000000784000-memory.dmp
memory/4900-166-0x00000000001F0000-0x00000000001F9000-memory.dmp
memory/4900-168-0x0000000000400000-0x0000000000594000-memory.dmp
memory/4900-179-0x0000000000400000-0x0000000000594000-memory.dmp