Analysis
-
max time kernel
141s -
max time network
152s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
14-04-2021 02:06
Static task
static1
Behavioral task
behavioral1
Sample
92ece8f284c4ce928877ec8352206284.exe
Resource
win7v20210408
General
-
Target
92ece8f284c4ce928877ec8352206284.exe
-
Size
265KB
-
MD5
92ece8f284c4ce928877ec8352206284
-
SHA1
8386f3af52aa8505d1e668dc7bfecf48c37e8387
-
SHA256
37ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
-
SHA512
1244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
Malware Config
Extracted
amadey
2.14
cdn12-web-security.com/gf4EdsW/index.php
shegw583reg.hopto.org/gf4EdsW/index.php
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
brdm.exebrdm.exepid process 1296 brdm.exe 564 brdm.exe -
Loads dropped DLL 2 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exepid process 1424 92ece8f284c4ce928877ec8352206284.exe 1424 92ece8f284c4ce928877ec8352206284.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exebrdm.exepid process 1424 92ece8f284c4ce928877ec8352206284.exe 1424 92ece8f284c4ce928877ec8352206284.exe 564 brdm.exe 564 brdm.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exebrdm.exedescription pid process target process PID 360 set thread context of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 1296 set thread context of 564 1296 brdm.exe brdm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Processes:
brdm.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 brdm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 brdm.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exebrdm.exepid process 360 92ece8f284c4ce928877ec8352206284.exe 1296 brdm.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exebrdm.exepid process 360 92ece8f284c4ce928877ec8352206284.exe 1296 brdm.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
92ece8f284c4ce928877ec8352206284.exe92ece8f284c4ce928877ec8352206284.exebrdm.exebrdm.execmd.exedescription pid process target process PID 360 wrote to memory of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 360 wrote to memory of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 360 wrote to memory of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 360 wrote to memory of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 360 wrote to memory of 1424 360 92ece8f284c4ce928877ec8352206284.exe 92ece8f284c4ce928877ec8352206284.exe PID 1424 wrote to memory of 1296 1424 92ece8f284c4ce928877ec8352206284.exe brdm.exe PID 1424 wrote to memory of 1296 1424 92ece8f284c4ce928877ec8352206284.exe brdm.exe PID 1424 wrote to memory of 1296 1424 92ece8f284c4ce928877ec8352206284.exe brdm.exe PID 1424 wrote to memory of 1296 1424 92ece8f284c4ce928877ec8352206284.exe brdm.exe PID 1296 wrote to memory of 564 1296 brdm.exe brdm.exe PID 1296 wrote to memory of 564 1296 brdm.exe brdm.exe PID 1296 wrote to memory of 564 1296 brdm.exe brdm.exe PID 1296 wrote to memory of 564 1296 brdm.exe brdm.exe PID 1296 wrote to memory of 564 1296 brdm.exe brdm.exe PID 564 wrote to memory of 1668 564 brdm.exe cmd.exe PID 564 wrote to memory of 1668 564 brdm.exe cmd.exe PID 564 wrote to memory of 1668 564 brdm.exe cmd.exe PID 564 wrote to memory of 1668 564 brdm.exe cmd.exe PID 1668 wrote to memory of 432 1668 cmd.exe reg.exe PID 1668 wrote to memory of 432 1668 cmd.exe reg.exe PID 1668 wrote to memory of 432 1668 cmd.exe reg.exe PID 1668 wrote to memory of 432 1668 cmd.exe reg.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\92ece8f284c4ce928877ec8352206284.exe"C:\Users\Admin\AppData\Local\Temp\92ece8f284c4ce928877ec8352206284.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\92ece8f284c4ce928877ec8352206284.exe"C:\Users\Admin\AppData\Local\Temp\92ece8f284c4ce928877ec8352206284.exe"2⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
-
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
-
C:\ProgramData\04bbb7d123\brdm.exe"C:\ProgramData\04bbb7d123\brdm.exe"4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
-
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
-
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
-
C:\ProgramData\04bbb7d123\brdm.exeMD5
92ece8f284c4ce928877ec8352206284
SHA18386f3af52aa8505d1e668dc7bfecf48c37e8387
SHA25637ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
SHA5121244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
-
C:\ProgramData\04bbb7d123\brdm.exeMD5
92ece8f284c4ce928877ec8352206284
SHA18386f3af52aa8505d1e668dc7bfecf48c37e8387
SHA25637ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
SHA5121244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
-
C:\ProgramData\04bbb7d123\brdm.exeMD5
92ece8f284c4ce928877ec8352206284
SHA18386f3af52aa8505d1e668dc7bfecf48c37e8387
SHA25637ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
SHA5121244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
-
C:\ProgramData\152124553523681077083310MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
-
\ProgramData\04bbb7d123\brdm.exeMD5
92ece8f284c4ce928877ec8352206284
SHA18386f3af52aa8505d1e668dc7bfecf48c37e8387
SHA25637ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
SHA5121244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
-
\ProgramData\04bbb7d123\brdm.exeMD5
92ece8f284c4ce928877ec8352206284
SHA18386f3af52aa8505d1e668dc7bfecf48c37e8387
SHA25637ad471d4b3ea1644bb111bacdf6306189214c900ee8882c3b85cab7d5a67351
SHA5121244cb322a2b7b4dca51301f23e7fcd0bab5c0c39e371244100b7e1eb79d54d8eea49ae34facf56f397b5991907bb3f1e8de07fc99731306f710066905fb53f8
-
memory/360-61-0x0000000000230000-0x0000000000231000-memory.dmpFilesize
4KB
-
memory/360-70-0x00000000002E0000-0x00000000002E5000-memory.dmpFilesize
20KB
-
memory/432-80-0x0000000000000000-mapping.dmp
-
memory/564-75-0x000000000040F4EB-mapping.dmp
-
memory/1296-66-0x0000000000000000-mapping.dmp
-
memory/1424-71-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
-
memory/1424-72-0x00000000001C0000-0x00000000001C1000-memory.dmpFilesize
4KB
-
memory/1424-63-0x0000000075451000-0x0000000075453000-memory.dmpFilesize
8KB
-
memory/1424-62-0x000000000040F4EB-mapping.dmp
-
memory/1668-79-0x0000000000000000-mapping.dmp