Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
08-04-2021 18:10
Static task
static1
Behavioral task
behavioral1
Sample
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe
Resource
win7v20201028
General
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Target
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe
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Size
323KB
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MD5
846ef134f45ac1a3a588c02cdf6c3ec2
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SHA1
d37886f17b7c22a55c2324439a9fd4bdc02ececa
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SHA256
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433
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SHA512
d69f4e1aab8a93e5c2bc5bcfb9bd966105065a3eeabaafa47c888a4caa01acfe15a83826e4d63d7f15594605b210f79dddd52d5dc64fe40eee586ed11d4e738e
Malware Config
Extracted
amadey
2.14
cdn12-web-security.com/gf4EdsW/index.php
shegw583reg.hopto.org/gf4EdsW/index.php
Signatures
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Executes dropped EXE 2 IoCs
Processes:
brdm.exebrdm.exepid process 3860 brdm.exe 1924 brdm.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exebrdm.exepid process 2720 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 2720 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 1924 brdm.exe 1924 brdm.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exebrdm.exedescription pid process target process PID 812 set thread context of 2720 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe PID 3860 set thread context of 1924 3860 brdm.exe brdm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exebrdm.exepid process 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 3860 brdm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exebrdm.exepid process 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 3860 brdm.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exebrdm.exebrdm.execmd.exedescription pid process target process PID 812 wrote to memory of 2720 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe PID 812 wrote to memory of 2720 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe PID 812 wrote to memory of 2720 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe PID 812 wrote to memory of 2720 812 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe PID 2720 wrote to memory of 3860 2720 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe brdm.exe PID 2720 wrote to memory of 3860 2720 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe brdm.exe PID 2720 wrote to memory of 3860 2720 978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe brdm.exe PID 3860 wrote to memory of 1924 3860 brdm.exe brdm.exe PID 3860 wrote to memory of 1924 3860 brdm.exe brdm.exe PID 3860 wrote to memory of 1924 3860 brdm.exe brdm.exe PID 3860 wrote to memory of 1924 3860 brdm.exe brdm.exe PID 1924 wrote to memory of 3628 1924 brdm.exe cmd.exe PID 1924 wrote to memory of 3628 1924 brdm.exe cmd.exe PID 1924 wrote to memory of 3628 1924 brdm.exe cmd.exe PID 3628 wrote to memory of 3840 3628 cmd.exe reg.exe PID 3628 wrote to memory of 3840 3628 cmd.exe reg.exe PID 3628 wrote to memory of 3840 3628 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe"C:\Users\Admin\AppData\Local\Temp\978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe"C:\Users\Admin\AppData\Local\Temp\978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
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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
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C:\ProgramData\04bbb7d123\brdm.exe"C:\ProgramData\04bbb7d123\brdm.exe"4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
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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
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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⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\04bbb7d123\brdm.exeMD5
846ef134f45ac1a3a588c02cdf6c3ec2
SHA1d37886f17b7c22a55c2324439a9fd4bdc02ececa
SHA256978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433
SHA512d69f4e1aab8a93e5c2bc5bcfb9bd966105065a3eeabaafa47c888a4caa01acfe15a83826e4d63d7f15594605b210f79dddd52d5dc64fe40eee586ed11d4e738e
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C:\ProgramData\04bbb7d123\brdm.exeMD5
846ef134f45ac1a3a588c02cdf6c3ec2
SHA1d37886f17b7c22a55c2324439a9fd4bdc02ececa
SHA256978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433
SHA512d69f4e1aab8a93e5c2bc5bcfb9bd966105065a3eeabaafa47c888a4caa01acfe15a83826e4d63d7f15594605b210f79dddd52d5dc64fe40eee586ed11d4e738e
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C:\ProgramData\04bbb7d123\brdm.exeMD5
846ef134f45ac1a3a588c02cdf6c3ec2
SHA1d37886f17b7c22a55c2324439a9fd4bdc02ececa
SHA256978d1d6690e83f0508a551f8b469159f3d6ac908e081a33f6c9b632e8ab5e433
SHA512d69f4e1aab8a93e5c2bc5bcfb9bd966105065a3eeabaafa47c888a4caa01acfe15a83826e4d63d7f15594605b210f79dddd52d5dc64fe40eee586ed11d4e738e
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C:\ProgramData\152133414903337197415362MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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memory/812-116-0x00000000005E0000-0x00000000005E1000-memory.dmpFilesize
4KB
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memory/812-123-0x0000000000620000-0x0000000000628000-memory.dmpFilesize
32KB
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memory/1924-134-0x0000000000440000-0x000000000058A000-memory.dmpFilesize
1.3MB
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memory/1924-133-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/1924-127-0x000000000040F4EB-mapping.dmp
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memory/2720-117-0x000000000040F4EB-mapping.dmp
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memory/2720-124-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/2720-125-0x00000000004A0000-0x00000000004A1000-memory.dmpFilesize
4KB
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memory/3628-130-0x0000000000000000-mapping.dmp
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memory/3840-131-0x0000000000000000-mapping.dmp
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memory/3860-126-0x0000000000800000-0x0000000000801000-memory.dmpFilesize
4KB
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memory/3860-118-0x0000000000000000-mapping.dmp