Analysis
- max time kernel
93s - max time network
100s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
10/11/2024, 09:54
Behavioral task
behavioral1
Sample
34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe
Resource
win7-20241023-en
11 signatures
120 seconds
General
- Target 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe
- Size 1.8MB
- Sample241110-lxpt2avdkd
- SHA256 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6acc
- MD5 4f4750bb5db2b11dcb11dcc6e1314c60
- SHA1 bfeb34b164e9679761dab337bcbaf65760a70877
- SHA512 4af67c880cc73ad7779957197813a70d9071300419536d74e3a505a7940e8ea0bfe10c8a73b4a9e1a40422c9911a9165436cbe38aad0a7c16c3b3ead65213006
- SSDEEP 24576:PrCTxazTID9UhQtRlA6Jz7kzSRciXSD3FbbBN/IyZJbOOEHqBh3SWgSklWNyDhU:PnzED7tRX8SWwWpNN/IyjEOBST1WNyi
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Blackmoon family
- Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral2/files/0x000c000000023b8c-51.dat family_blackmoon - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000c000000023b31-52.dat acprotect - Executes dropped EXE 1 IoCs
pid Process 3744 YRIFTN.RJWS -
resource yara_rule behavioral2/memory/1268-2-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-3-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-25-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-19-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-15-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-13-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-11-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-36-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-33-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-31-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-29-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-27-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-23-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-40-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-46-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/files/0x000c000000023b31-52.dat upx behavioral2/memory/3744-54-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-48-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-44-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-38-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-42-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-21-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-17-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-7-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-5-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-4-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1268-9-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-58-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-74-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-97-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-73-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-70-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-68-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-66-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-64-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-62-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-61-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-56-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-55-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3744-98-0x0000000010000000-0x000000001003E000-memory.dmp upx - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YRIFTN.RJWS - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3744 YRIFTN.RJWS 3744 YRIFTN.RJWS - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 3744 YRIFTN.RJWS 3744 YRIFTN.RJWS 3744 YRIFTN.RJWS - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1268 wrote to memory of 3744 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 83 PID 1268 wrote to memory of 3744 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 83 PID 1268 wrote to memory of 3744 1268 34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe"C:\Users\Admin\AppData\Local\Temp\34a7238011d758b19bc0968a06292bfa1097246de8bed30dccff9d20faad6accN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Users\Admin\AppData\Local\Temp\YRIFTN.RJWS"C:\Users\Admin\AppData\Local\Temp\YRIFTN.RJWS"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3744
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\SKinH_EL.dll
- Size 86KB
- SHA256 e15d9e1b772fed3db19e67b8d54533d1a2d46a37f8b12702a5892c6b886e9db1
- MD5 114054313070472cd1a6d7d28f7c5002
- SHA1 9a044986e6101df1a126035da7326a50c3fe9a23
- SHA512 a2ff8481e89698dae4a1c83404105093472e384d7a3debbd7014e010543e08efc8ebb3f67c8a4ce09029e6b2a8fb7779bb402aae7c9987e61389cd8a72c73522
- SSDEEP 1536:0OYdF5pkapU0uz96DjsVgsIm65HPdOMpFQEMqUktZcNqLODRv7zFpl91nouy8jg:0HDp7pRuKjsir5HZFQGrsUwF7hplPouG
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\YRIFTN.RJWS
- Size 1.8MB
- SHA256 ba288da79c3938d82e87aa970261a60185c5066a42e06762a79515285e57d6e5
- MD5 77844e614b0521cc6d230f51fea48cf5
- SHA1 d540c8d3d930e05d7d7c5688dbd1cb2d682c6093
- SHA512 0e241321ebf764358cf86fcf8402db152913a75a8c61ef4fc7a1f0a44a61c5a5411779f8ec75f397871a624ce62e398dc27e4efa74d54bba0987a0e4c6c97e5d
- SSDEEP 24576:6rCTxazTID9UhQtRlA6Jz7kzSRciXSD3FbbBN/IyZJbOOEHqBh3SWgSklWNyDhY:6nzED7tRX8SWwWpNN/IyjEOBST1WNya
- MD5 SHA1 SHA512 SSDEEP