Analysis
- max time kernel
153s - max time network
150s - platform
windows7_x64 - resource
win7v20210408 - submitted
26/09/2021, 11:11
General
- Target af0cc60704aed2e286cdf83a5c803b88.exe
- Size 146KB
- Sample210926-m99weaefdr
- SHA256 92d3bcce6b0f038eeadea190ef6915090f843de525601fe4a61334cdab827bbf
Malware Config
Extracted
-
smokeloader
-
2020
-
http://naghenrietti1.top/
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http://kimballiett2.top/
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http://xadriettany3.top/
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http://jebeccallis4.top/
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http://nityanneron5.top/
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http://umayaniela6.top/
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http://lynettaram7.top/
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http://sadineyalas8.top/
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http://geenaldencia9.top/
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http://aradysiusep10.top/
Extracted
-
redline
-
qq
-
135.181.142.223:30397
Extracted
-
redline
-
z0rm1onbuild
-
45.156.21.209:56326
Extracted
-
raccoon
-
d4d8e30c16491ca1c11f7aa675764335342faedf
-
url4cnc
https://t.me/hcdrom1
Extracted
-
redline
-
installszxc
-
138.124.186.2:27999
Extracted
-
raccoon
-
5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
-
url4cnc
https://t.me/agrybirdsgamerept
Signatures
- Raccoon
Simple but powerful infostealer which was very active in 2019.
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 7 IoCs
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
- Downloads MZ/PE file
- Executes dropped EXE 10 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Deletes itself 1 IoCs
- Loads dropped DLL 3 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Themida packer 2 IoCs
Detects Themida, an advanced Windows software protection system.
- 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.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 12 IoCs
- Suspicious use of FindShellTrayWindow 5 IoCs
- Suspicious use of SendNotifyMessage 5 IoCs
- Suspicious use of WriteProcessMemory 54 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\af0cc60704aed2e286cdf83a5c803b88.exe"C:\Users\Admin\AppData\Local\Temp\af0cc60704aed2e286cdf83a5c803b88.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\af0cc60704aed2e286cdf83a5c803b88.exe"C:\Users\Admin\AppData\Local\Temp\af0cc60704aed2e286cdf83a5c803b88.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
-
C:\Users\Admin\AppData\Local\Temp\EA4E.exeC:\Users\Admin\AppData\Local\Temp\EA4E.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\EA4E.exeC:\Users\Admin\AppData\Local\Temp\EA4E.exe2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
-
-
C:\Users\Admin\AppData\Local\Temp\EDF7.exeC:\Users\Admin\AppData\Local\Temp\EDF7.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\EDF7.exeC:\Users\Admin\AppData\Local\Temp\EDF7.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\F558.exeC:\Users\Admin\AppData\Local\Temp\F558.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\70.exeC:\Users\Admin\AppData\Local\Temp\70.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Stub.exe"C:\ProgramData\Stub.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\744.exeC:\Users\Admin\AppData\Local\Temp\744.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\192F.exeC:\Users\Admin\AppData\Local\Temp\192F.exe1⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\Temp\32C8.exeC:\Users\Admin\AppData\Local\Temp\32C8.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/536-112-0x0000000000ED0000-0x0000000000ED1000-memory.dmp
memory/536-116-0x0000000004980000-0x0000000004981000-memory.dmp
memory/568-106-0x0000000000500000-0x0000000000590000-memory.dmp
memory/568-107-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/848-86-0x0000000001040000-0x0000000001041000-memory.dmp
memory/848-93-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
memory/1088-63-0x00000000003A0000-0x00000000003A9000-memory.dmp
memory/1148-101-0x00000000049C0000-0x00000000049C1000-memory.dmp
memory/1148-96-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1148-99-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1352-94-0x00000000049B0000-0x00000000049C6000-memory.dmp
memory/1352-122-0x0000000004AD0000-0x0000000004AE0000-memory.dmp
memory/1352-64-0x00000000061E0000-0x00000000061F6000-memory.dmp
memory/1640-123-0x0000000000320000-0x00000000003B0000-memory.dmp
memory/1640-124-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/1656-60-0x0000000000400000-0x0000000000409000-memory.dmp
memory/1656-62-0x0000000075DA1000-0x0000000075DA3000-memory.dmp
memory/1804-104-0x00000000006A0000-0x00000000006BE000-memory.dmp
memory/1804-95-0x000000001ACA0000-0x000000001ACA2000-memory.dmp
memory/1804-92-0x00000000013C0000-0x00000000013C1000-memory.dmp
memory/1804-125-0x000000001ACA6000-0x000000001ACC5000-memory.dmp
memory/1900-115-0x0000000000BF0000-0x0000000000BF1000-memory.dmp
memory/1900-120-0x0000000004F20000-0x0000000004F21000-memory.dmp
memory/2032-70-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/2032-81-0x0000000001EF0000-0x0000000001EF1000-memory.dmp