Analysis
- max time kernel
62s - max time network
110s - platform
windows10_x64 - resource
win10 - submitted
07/10/2020, 10:50
General
- Target Halkbank_Ekstre_20200916_175424_052121.exe
- Size 908KB
- Sample201007-zmvkyscff2
- SHA256 ce073fce9de335c288fe205d5bf7fbdd9fd3ecc718821116dbad098f176a69de
Malware Config
Signatures
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- 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 10 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20200916_175424_052121.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20200916_175424_052121.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IsvCNh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCAA8.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20200916_175424_052121.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20200916_175424_052121.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20200916_175424_052121.exe'3⤵
- Deletes itself
- 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/2572-22-0x00000000053C0000-0x00000000053C1000-memory.dmp
memory/2572-17-0x0000000073500000-0x0000000073BEE000-memory.dmp
memory/2572-14-0x0000000000400000-0x0000000000486000-memory.dmp
memory/3612-8-0x000000000C5A0000-0x000000000C653000-memory.dmp
memory/3612-9-0x000000000F760000-0x000000000F761000-memory.dmp
memory/3612-0-0x0000000073500000-0x0000000073BEE000-memory.dmp
memory/3612-7-0x000000000AD60000-0x000000000AE10000-memory.dmp
memory/3612-6-0x0000000007930000-0x0000000007934000-memory.dmp
memory/3612-5-0x0000000007730000-0x0000000007731000-memory.dmp
memory/3612-4-0x0000000007680000-0x0000000007681000-memory.dmp
memory/3612-3-0x0000000007AA0000-0x0000000007AA1000-memory.dmp
memory/3612-1-0x0000000000890000-0x0000000000891000-memory.dmp
memory/3968-25-0x0000000007340000-0x0000000007341000-memory.dmp
memory/3968-31-0x00000000081E0000-0x00000000081E1000-memory.dmp
memory/3968-26-0x0000000007A00000-0x0000000007A01000-memory.dmp
memory/3968-27-0x0000000008060000-0x0000000008061000-memory.dmp
memory/3968-28-0x0000000008100000-0x0000000008101000-memory.dmp
memory/3968-30-0x0000000008520000-0x0000000008521000-memory.dmp
memory/3968-24-0x0000000073580000-0x0000000073C6E000-memory.dmp
memory/3968-32-0x0000000008D00000-0x0000000008D01000-memory.dmp
memory/3968-33-0x0000000008AF0000-0x0000000008AF1000-memory.dmp
memory/3968-34-0x000000000A240000-0x000000000A241000-memory.dmp
memory/3968-35-0x0000000009800000-0x0000000009801000-memory.dmp
memory/3968-36-0x0000000009BC0000-0x0000000009BC1000-memory.dmp
memory/3968-37-0x0000000007650000-0x0000000007651000-memory.dmp