Analysis
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max time kernel
126s -
max time network
127s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
26-02-2021 06:55
General
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Target
DHL SHIPMENT DOCUMENT.exe
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Size
20KB
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MD5
9121604701673e2840cd3a8fb4d5672b
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SHA1
428874c8045f5bef784b6139be6020b8c5e8439e
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SHA256
0f2248b251c06a4670cc3708f230beb695f536d2aa9f3d6a88e627635fa54c6a
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SHA512
36ce6182b5ab6607fb06f7f0654ddf3c85d8ba32f7a4c1f6417727adc3b864ee76408865447d5dd0102533971687124e63197f27f61d67878f2a3c1bd289e85b
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 2 IoCs
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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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
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Delays execution with timeout.exe 1 IoCs
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Suspicious behavior: EnumeratesProcesses 18 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DOCUMENT.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 13⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DOCUMENT.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 18722⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2096-15-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2096-26-0x0000000006FB0000-0x0000000006FB1000-memory.dmpFilesize
4KB
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memory/2096-24-0x0000000005820000-0x0000000005821000-memory.dmpFilesize
4KB
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memory/2096-17-0x0000000073900000-0x0000000073FEE000-memory.dmpFilesize
6.9MB
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memory/2096-16-0x0000000000464B6E-mapping.dmp
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memory/3392-22-0x0000000004D70000-0x0000000004D71000-memory.dmpFilesize
4KB
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memory/3836-13-0x0000000000000000-mapping.dmp
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memory/4072-14-0x0000000000000000-mapping.dmp
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memory/4712-12-0x00000000092D0000-0x00000000092D1000-memory.dmpFilesize
4KB
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memory/4712-2-0x0000000073900000-0x0000000073FEE000-memory.dmpFilesize
6.9MB
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memory/4712-11-0x0000000009220000-0x0000000009221000-memory.dmpFilesize
4KB
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memory/4712-10-0x0000000009720000-0x0000000009721000-memory.dmpFilesize
4KB
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memory/4712-9-0x0000000009140000-0x0000000009216000-memory.dmpFilesize
856KB
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memory/4712-6-0x0000000005C50000-0x0000000005C51000-memory.dmpFilesize
4KB
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memory/4712-5-0x0000000005410000-0x0000000005411000-memory.dmpFilesize
4KB
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memory/4712-3-0x0000000000C50000-0x0000000000C51000-memory.dmpFilesize
4KB