Analysis
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max time kernel
52s -
max time network
74s -
platform
windows10-2004_x64 -
resource
win10v2004-20220718-en -
submitted
20-07-2022 11:54
Behavioral task
behavioral1
Sample
ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe
Resource
win10v2004-20220718-en
General
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Target
ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe
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Size
1.8MB
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MD5
7d4550dd4c6996057147ecc996b14e9a
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SHA1
d0d68281f8459b5558559fbbf8c6c8ab4ddfec8b
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SHA256
ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d
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SHA512
e0653ac9c92bd134ff43886b4a8a36016660294c134ff11c6cddefe50494923fdcf370c3d96d5538d2c7ef20d216b4d15b914d40002c982c69021ee8998f57df
Malware Config
Extracted
C:\HOW-TO-DECRYPT-gn9cj.txt
Signatures
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Hades Ransomware
Ransomware family attributed to Evil Corp APT first seen in late 2020.
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Hades payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4120-130-0x0000000140000000-0x00000001401D8000-memory.dmp family_hades behavioral2/memory/3388-137-0x0000000140000000-0x00000001401D8000-memory.dmp family_hades -
Processes:
resource yara_rule behavioral2/files/0x000900000002315d-134.dat cryptone behavioral2/files/0x000900000002315d-135.dat cryptone -
Executes dropped EXE 1 IoCs
Processes:
Logpid Process 3388 Log -
Modifies extensions of user files 6 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
Logdescription ioc Process File opened for modification C:\Users\Admin\Pictures\BackupComplete.raw.gn9cj Log File renamed C:\Users\Admin\Pictures\BlockSplit.png => C:\Users\Admin\Pictures\BlockSplit.png.gn9cj Log File opened for modification C:\Users\Admin\Pictures\BlockSplit.png.gn9cj Log File renamed C:\Users\Admin\Pictures\BackupClear.tiff => C:\Users\Admin\Pictures\BackupClear.tiff.gn9cj Log File opened for modification C:\Users\Admin\Pictures\BackupClear.tiff.gn9cj Log File renamed C:\Users\Admin\Pictures\BackupComplete.raw => C:\Users\Admin\Pictures\BackupComplete.raw.gn9cj Log -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exeLogcmd.execmd.exedescription pid Process procid_target PID 4120 wrote to memory of 3388 4120 ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe 79 PID 4120 wrote to memory of 3388 4120 ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe 79 PID 3388 wrote to memory of 3532 3388 Log 81 PID 3388 wrote to memory of 3532 3388 Log 81 PID 4120 wrote to memory of 2432 4120 ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe 83 PID 4120 wrote to memory of 2432 4120 ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe 83 PID 3532 wrote to memory of 4432 3532 cmd.exe 85 PID 3532 wrote to memory of 4432 3532 cmd.exe 85 PID 2432 wrote to memory of 1384 2432 cmd.exe 86 PID 2432 wrote to memory of 1384 2432 cmd.exe 86 PID 2432 wrote to memory of 3436 2432 cmd.exe 87 PID 2432 wrote to memory of 3436 2432 cmd.exe 87 PID 3532 wrote to memory of 4308 3532 cmd.exe 88 PID 3532 wrote to memory of 4308 3532 cmd.exe 88 -
Views/modifies file attributes 1 TTPs 2 IoCs
Processes:
attrib.exeattrib.exepid Process 4308 attrib.exe 3436 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe"C:\Users\Admin\AppData\Local\Temp\ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4120 -
C:\Users\Admin\AppData\Roaming\ActiveImetc\LogC:\Users\Admin\AppData\Roaming\ActiveImetc\Log /go2⤵
- Executes dropped EXE
- Modifies extensions of user files
- Suspicious use of WriteProcessMemory
PID:3388 -
C:\Windows\SYSTEM32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Roaming\ActiveImetc\Log" & del "C:\Users\Admin\AppData\Roaming\ActiveImetc\Log" & rd "C:\Users\Admin\AppData\Roaming\ActiveImetc\"3⤵
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y4⤵PID:4432
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\ActiveImetc\Log"4⤵
- Views/modifies file attributes
PID:4308
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C:\Windows\SYSTEM32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe" & del "C:\Users\Admin\AppData\Local\Temp\ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe" & rd "C:\Users\Admin\AppData\Local\Temp\"2⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y3⤵PID:1384
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Local\Temp\ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d.exe"3⤵
- Views/modifies file attributes
PID:3436
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.8MB
MD57d4550dd4c6996057147ecc996b14e9a
SHA1d0d68281f8459b5558559fbbf8c6c8ab4ddfec8b
SHA256ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d
SHA512e0653ac9c92bd134ff43886b4a8a36016660294c134ff11c6cddefe50494923fdcf370c3d96d5538d2c7ef20d216b4d15b914d40002c982c69021ee8998f57df
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Filesize
1.8MB
MD57d4550dd4c6996057147ecc996b14e9a
SHA1d0d68281f8459b5558559fbbf8c6c8ab4ddfec8b
SHA256ea310cc4fd4e8669e014ff417286da5edf2d3bef20abfb0a4f4951afe260d33d
SHA512e0653ac9c92bd134ff43886b4a8a36016660294c134ff11c6cddefe50494923fdcf370c3d96d5538d2c7ef20d216b4d15b914d40002c982c69021ee8998f57df