Analysis
- max time kernel
168s - max time network
188s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
12/10/2022, 08:31
General
- Target file.exe
- Size 301KB
- Sample221012-kep7eadae8
- SHA256 d5839b01f993c39bba72889501ce12ca6cec5b23f79430c9c9b449fd7b1ec379
Malware Config
Extracted
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djvu
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http://winnlinne.com/lancer/get.php
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extension
.powz
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offline_id
tHl9RvVtHhFQisMomKMdXzz2soNLhV0cuok85it1
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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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danabot
-
embedded_hash
56951C922035D696BFCE443750496462
-
type
loader
Extracted
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vidar
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55
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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
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.
- Downloads MZ/PE file
- Executes dropped EXE 15 IoCs
- VMProtect packed file 6 IoCs
Detects executables packed with VMProtect commercial packer.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 3 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 42 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.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 64 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\ADB5.exeC:\Users\Admin\AppData\Local\Temp\ADB5.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\wmic.exewmic os get Caption2⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.execmd /C "wmic path win32_VideoController get name"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic path win32_VideoController get name3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.execmd /C "wmic cpu get name"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic cpu get name3⤵
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\EC74.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\EC74.dll2⤵
- Loads dropped DLL
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C:\Users\Admin\AppData\Local\Temp\EDEC.exeC:\Users\Admin\AppData\Local\Temp\EDEC.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\EDEC.exeC:\Users\Admin\AppData\Local\Temp\EDEC.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\46b9b167-3e20-4759-8f0e-4c041308ee3f" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
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C:\Users\Admin\AppData\Local\Temp\EDEC.exe"C:\Users\Admin\AppData\Local\Temp\EDEC.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
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C:\Users\Admin\AppData\Local\Temp\EDEC.exe"C:\Users\Admin\AppData\Local\Temp\EDEC.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
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C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build2.exe"C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
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C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build2.exe"C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
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C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build3.exe"C:\Users\Admin\AppData\Local\ca7656cc-bfa4-4406-89bf-9ed232e6a1e1\build3.exe"5⤵
- 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"6⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\F10A.exeC:\Users\Admin\AppData\Local\Temp\F10A.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 4482⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\F58F.exeC:\Users\Admin\AppData\Local\Temp\F58F.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 4482⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\F87E.exeC:\Users\Admin\AppData\Local\Temp\F87E.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\FFB3.exeC:\Users\Admin\AppData\Local\Temp\FFB3.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\5AF.exeC:\Users\Admin\AppData\Local\Temp\5AF.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 4196 -ip 41961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3596 -ip 35961⤵
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C:\Users\Admin\AppData\Local\Temp\786F.exeC:\Users\Admin\AppData\Local\Temp\786F.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\agentactivationruntimestarter.exeC:\Windows\system32\agentactivationruntimestarter.exe2⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k AarSvcGroup -p -s AarSvc1⤵
- Checks SCSI registry key(s)
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4a0 0x5101⤵
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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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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
mozglue.dll
nss3.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
EDEC.exe
5AF.exe
5AF.exe
786F.exe
786F.exe
ADB5.exe
ADB5.exe
EC74.dll
EC74.dll
EDEC.exe
EDEC.exe
EDEC.exe
EDEC.exe
EDEC.exe
F10A.exe
F10A.exe
F58F.exe
F58F.exe
F87E.exe
F87E.exe
FFB3.exe
FFB3.exe
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
mstsca.exe
mstsca.exe
memory/924-160-0x0000000002E20000-0x0000000002F51000-memory.dmp
memory/924-161-0x0000000003060000-0x000000000315C000-memory.dmp
memory/924-204-0x0000000003230000-0x00000000032DE000-memory.dmp
memory/924-207-0x0000000003060000-0x000000000315C000-memory.dmp
memory/924-202-0x0000000003160000-0x0000000003224000-memory.dmp
memory/1116-234-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/1116-233-0x0000000002520000-0x00000000027E2000-memory.dmp
memory/1116-232-0x00000000022F3000-0x0000000002411000-memory.dmp
memory/1116-251-0x0000000000400000-0x00000000006CE000-memory.dmp
memory/1428-181-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1428-179-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1428-176-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1428-210-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1428-174-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1948-242-0x00000000020A0000-0x00000000020EF000-memory.dmp
memory/1960-222-0x000000000079A000-0x000000000082B000-memory.dmp
memory/1968-138-0x0000000000400000-0x0000000000451000-memory.dmp
memory/1968-133-0x00000000004D0000-0x00000000004D9000-memory.dmp
memory/1968-134-0x000000000061E000-0x000000000062F000-memory.dmp
memory/1968-135-0x0000000000400000-0x0000000000451000-memory.dmp
memory/1968-136-0x00000000004D0000-0x00000000004D9000-memory.dmp
memory/1968-132-0x000000000061E000-0x000000000062F000-memory.dmp
memory/1968-137-0x000000000061E000-0x000000000062F000-memory.dmp
memory/2336-248-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2336-240-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2336-253-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2336-252-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2336-245-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2536-156-0x00000000022E5000-0x0000000002376000-memory.dmp
memory/2536-159-0x00000000023D0000-0x00000000024EB000-memory.dmp
memory/3044-189-0x0000000000BF0000-0x0000000000BFC000-memory.dmp
memory/3412-200-0x00000000032E0000-0x00000000037FF000-memory.dmp
memory/3412-201-0x0000000000400000-0x00000000009A1000-memory.dmp
memory/3412-230-0x0000000000400000-0x00000000009A1000-memory.dmp
memory/3480-184-0x00000000005FD000-0x000000000060D000-memory.dmp
memory/3480-195-0x0000000000400000-0x0000000000594000-memory.dmp
memory/3480-187-0x0000000000400000-0x0000000000594000-memory.dmp
memory/3480-186-0x00000000005D0000-0x00000000005D9000-memory.dmp
memory/3520-223-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3520-225-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3520-250-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3520-221-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3596-194-0x0000000000400000-0x0000000000450000-memory.dmp
memory/3596-193-0x000000000052E000-0x000000000053F000-memory.dmp
memory/4196-192-0x0000000000400000-0x0000000000451000-memory.dmp
memory/4196-190-0x000000000058E000-0x000000000059F000-memory.dmp
memory/4196-191-0x00000000004E0000-0x00000000004E9000-memory.dmp
memory/4252-188-0x0000000001040000-0x00000000010AB000-memory.dmp
memory/4252-196-0x00000000010B0000-0x0000000001125000-memory.dmp
memory/4252-197-0x0000000001040000-0x00000000010AB000-memory.dmp
memory/4252-183-0x00000000010B0000-0x0000000001125000-memory.dmp
memory/4492-165-0x0000000140000000-0x000000014060F000-memory.dmp
memory/4516-177-0x0000000140000000-0x000000014060F000-memory.dmp