Analysis
- max time kernel
151s - max time network
151s - platform
windows10_x64 - resource
win10v20201028 - submitted
08/04/2021, 07:49
Static task
static1
Behavioral task
behavioral1
Sample
ed4e77ea9305aeae3b545735358b6d1b.exe
Resource
win7v20201028
0 signatures
0 seconds
General
- Target ed4e77ea9305aeae3b545735358b6d1b.exe
- Size 345KB
- Sample210408-e9vtp1qwwe
- SHA256 462874360a3b4cff7c9fab2448ae25bca022253e71af71b128af502136e8b2e6
- MD5 ed4e77ea9305aeae3b545735358b6d1b
- SHA1 5aadcc89f95baf1452776f3b6a87cd2fbc89bd30
- SHA512 4dee200e21281f63a6445c7ee9a2dec5003e6a854279b0b37cbd8121af182028e0c3f11b204c34d58bf7936ba4bd8dd936f82eac979e0081b21515797a47d641
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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amadey
Version
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2.14
C2
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cdn12-web-security.com/gf4EdsW/index.php
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shegw583reg.hopto.org/gf4EdsW/index.php
Signatures
- Executes dropped EXE 2 IoCs
pid Process 692 brdm.exe 1460 brdm.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 2536 ed4e77ea9305aeae3b545735358b6d1b.exe 2536 ed4e77ea9305aeae3b545735358b6d1b.exe 1460 brdm.exe 1460 brdm.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 496 set thread context of 2536 496 ed4e77ea9305aeae3b545735358b6d1b.exe 78 PID 692 set thread context of 1460 692 brdm.exe 80 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 496 ed4e77ea9305aeae3b545735358b6d1b.exe 692 brdm.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 496 ed4e77ea9305aeae3b545735358b6d1b.exe 692 brdm.exe - Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 496 wrote to memory of 2536 496 ed4e77ea9305aeae3b545735358b6d1b.exe 78 PID 496 wrote to memory of 2536 496 ed4e77ea9305aeae3b545735358b6d1b.exe 78 PID 496 wrote to memory of 2536 496 ed4e77ea9305aeae3b545735358b6d1b.exe 78 PID 496 wrote to memory of 2536 496 ed4e77ea9305aeae3b545735358b6d1b.exe 78 PID 2536 wrote to memory of 692 2536 ed4e77ea9305aeae3b545735358b6d1b.exe 79 PID 2536 wrote to memory of 692 2536 ed4e77ea9305aeae3b545735358b6d1b.exe 79 PID 2536 wrote to memory of 692 2536 ed4e77ea9305aeae3b545735358b6d1b.exe 79 PID 692 wrote to memory of 1460 692 brdm.exe 80 PID 692 wrote to memory of 1460 692 brdm.exe 80 PID 692 wrote to memory of 1460 692 brdm.exe 80 PID 692 wrote to memory of 1460 692 brdm.exe 80 PID 1460 wrote to memory of 4008 1460 brdm.exe 81 PID 1460 wrote to memory of 4008 1460 brdm.exe 81 PID 1460 wrote to memory of 4008 1460 brdm.exe 81 PID 4008 wrote to memory of 3128 4008 cmd.exe 83 PID 4008 wrote to memory of 3128 4008 cmd.exe 83 PID 4008 wrote to memory of 3128 4008 cmd.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\ed4e77ea9305aeae3b545735358b6d1b.exe"C:\Users\Admin\AppData\Local\Temp\ed4e77ea9305aeae3b545735358b6d1b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:496 -
C:\Users\Admin\AppData\Local\Temp\ed4e77ea9305aeae3b545735358b6d1b.exe"C:\Users\Admin\AppData\Local\Temp\ed4e77ea9305aeae3b545735358b6d1b.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\ProgramData\04bbb7d123\brdm.exe"C:\ProgramData\04bbb7d123\brdm.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:692 -
C:\ProgramData\04bbb7d123\brdm.exe"C:\ProgramData\04bbb7d123\brdm.exe"4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\04bbb7d123\5⤵
- Suspicious use of WriteProcessMemory
PID:4008 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\04bbb7d123\6⤵PID:3128
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