Analysis
- max time kernel
150s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
23/01/2023, 08:36
General
- Target 47c96fae088849b0688d8fb9b9bc912d.exe
- Size 194KB
- Sample230123-khkfbseb7s
- SHA256 0d768d53c48bad8d7d80f7865d4037dcb695554d746cc47a088b4d82a0f2de26
Malware Config
Extracted
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vidar
-
2.1
-
237
-
https://t.me/jetbim2
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https://steamcommunity.com/profiles/76561199471266194
-
profile_id
237
Extracted
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redline
-
anydesk-usa
-
89.163.146.82:25313
-
auth_value
3048255396a3eb3d3aa36222e7cab88d
Signatures
- Detects Smokeloader packer 1 IoCs
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Vidar
Vidar is an infostealer based on Arkei stealer.
- Executes dropped EXE 7 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 2 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 cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 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.
- 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 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 25 IoCs
- Suspicious use of WriteProcessMemory 28 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\47c96fae088849b0688d8fb9b9bc912d.exe"C:\Users\Admin\AppData\Local\Temp\47c96fae088849b0688d8fb9b9bc912d.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\1D1D.exeC:\Users\Admin\AppData\Local\Temp\1D1D.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- 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:\Users\Admin\AppData\Local\Temp\1E18.exeC:\Users\Admin\AppData\Local\Temp\1E18.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\1E18.exeC:\Users\Admin\AppData\Local\Temp\1E18.exe2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\1E18.exeC:\Users\Admin\AppData\Local\Temp\1E18.exe2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\1E18.exeC:\Users\Admin\AppData\Local\Temp\1E18.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
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C:\Users\Admin\AppData\Local\Temp\205B.exeC:\Users\Admin\AppData\Local\Temp\205B.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 18842⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1180 -ip 11801⤵
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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
mozglue.dll
nss3.dll
1E18.exe.log
1D1D.exe
1D1D.exe
1E18.exe
1E18.exe
1E18.exe
1E18.exe
1E18.exe
205B.exe
205B.exe
svcupdater.exe
svcupdater.exe
memory/1180-189-0x0000000002D2B000-0x0000000002D5C000-memory.dmp
memory/1180-193-0x0000000000400000-0x0000000002BB9000-memory.dmp
memory/1180-149-0x0000000002D2B000-0x0000000002D5C000-memory.dmp
memory/1180-150-0x0000000002C80000-0x0000000002CD6000-memory.dmp
memory/1180-191-0x0000000002D2B000-0x0000000002D5C000-memory.dmp
memory/1180-152-0x0000000000400000-0x0000000002BB9000-memory.dmp
memory/1180-168-0x0000000060900000-0x0000000060992000-memory.dmp
memory/1180-190-0x0000000000400000-0x0000000002BB9000-memory.dmp
memory/1704-155-0x0000000000400000-0x000000000046B000-memory.dmp
memory/1704-162-0x00000000006EC000-0x0000000000716000-memory.dmp
memory/1704-153-0x00000000006EC000-0x0000000000716000-memory.dmp
memory/1704-154-0x0000000002070000-0x00000000020B7000-memory.dmp
memory/1704-165-0x0000000002070000-0x00000000020B7000-memory.dmp
memory/1704-164-0x0000000000400000-0x000000000046B000-memory.dmp
memory/1960-166-0x00000000062B0000-0x00000000062C2000-memory.dmp
memory/1960-196-0x0000000008AB0000-0x0000000008C72000-memory.dmp
memory/1960-195-0x0000000008700000-0x0000000008750000-memory.dmp
memory/1960-161-0x0000000006320000-0x0000000006938000-memory.dmp
memory/1960-167-0x0000000007D70000-0x0000000007DAC000-memory.dmp
memory/1960-163-0x0000000007BA0000-0x0000000007CAA000-memory.dmp
memory/1960-194-0x0000000008860000-0x00000000088D6000-memory.dmp
memory/1960-158-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1960-192-0x00000000087F0000-0x0000000008856000-memory.dmp
memory/3532-142-0x0000000000F60000-0x000000000104E000-memory.dmp
memory/3532-147-0x0000000005A30000-0x0000000005AC2000-memory.dmp
memory/3532-146-0x00000000060C0000-0x0000000006664000-memory.dmp
memory/3532-148-0x0000000006BA0000-0x00000000070CC000-memory.dmp
memory/4428-200-0x00000000007FB000-0x0000000000825000-memory.dmp
memory/4428-201-0x0000000000400000-0x000000000046B000-memory.dmp
memory/4428-202-0x00000000007FB000-0x0000000000825000-memory.dmp
memory/4428-203-0x0000000000400000-0x000000000046B000-memory.dmp
memory/4640-135-0x0000000000400000-0x0000000002B9B000-memory.dmp
memory/4640-134-0x0000000000400000-0x0000000002B9B000-memory.dmp
memory/4640-133-0x00000000048D0000-0x00000000048D9000-memory.dmp
memory/4640-132-0x0000000002BCC000-0x0000000002BDF000-memory.dmp