Analysis
- max time kernel
69s - max time network
119s - platform
windows10_x64 - resource
win10 - submitted
07/10/2020, 12:16
General
- Target Halkbank_Ekstre_20201007_073608_299078.exe
- Size 914KB
- Sample201007-3a3evtd286
- SHA256 8b1e278db9ecbeda3510a251e207576256e5cfe3171becac7c8b5758f2ca3a9a
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20201007_073608_299078.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20201007_073608_299078.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20201007_073608_299078.exe"{path}"2⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20201007_073608_299078.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1744-10-0x0000000000400000-0x0000000000486000-memory.dmp
memory/1744-21-0x0000000006FD0000-0x0000000006FD1000-memory.dmp
memory/1744-18-0x0000000006690000-0x0000000006691000-memory.dmp
memory/1744-13-0x00000000734C0000-0x0000000073BAE000-memory.dmp
memory/3472-29-0x0000000007550000-0x0000000007551000-memory.dmp
memory/3472-34-0x0000000008B60000-0x0000000008B93000-memory.dmp
memory/3472-46-0x0000000008DF0000-0x0000000008DF1000-memory.dmp
memory/3472-44-0x0000000008E00000-0x0000000008E01000-memory.dmp
memory/3472-43-0x0000000008E50000-0x0000000008E51000-memory.dmp
memory/3472-42-0x0000000008C90000-0x0000000008C91000-memory.dmp
memory/3472-41-0x0000000008B20000-0x0000000008B21000-memory.dmp
memory/3472-32-0x0000000007B10000-0x0000000007B11000-memory.dmp
memory/3472-31-0x0000000007D90000-0x0000000007D91000-memory.dmp
memory/3472-22-0x00000000734C0000-0x0000000073BAE000-memory.dmp
memory/3472-24-0x0000000000BF0000-0x0000000000BF1000-memory.dmp
memory/3472-25-0x0000000006C00000-0x0000000006C01000-memory.dmp
memory/3472-26-0x0000000006AE0000-0x0000000006AE1000-memory.dmp
memory/3472-27-0x0000000006B80000-0x0000000006B81000-memory.dmp
memory/3472-30-0x0000000007290000-0x0000000007291000-memory.dmp
memory/3788-0-0x00000000734C0000-0x0000000073BAE000-memory.dmp
memory/3788-1-0x0000000000620000-0x0000000000621000-memory.dmp
memory/3788-3-0x00000000078D0000-0x00000000078D1000-memory.dmp
memory/3788-8-0x000000000C300000-0x000000000C3AF000-memory.dmp
memory/3788-4-0x0000000007470000-0x0000000007471000-memory.dmp
memory/3788-5-0x0000000007420000-0x0000000007421000-memory.dmp
memory/3788-6-0x00000000076B0000-0x00000000076B4000-memory.dmp
memory/3788-7-0x000000000A9C0000-0x000000000AA6F000-memory.dmp
memory/3788-9-0x000000000F750000-0x000000000F751000-memory.dmp