Analysis
- max time kernel
143s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system - submitted
26/10/2023, 02:29
Behavioral task
behavioral1
Sample
NEAS.9b5484509eba9951ca1814ef508ff380.exe
Resource
win7-20231020-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.9b5484509eba9951ca1814ef508ff380.exe
Resource
win10v2004-20231023-en
9 signatures
150 seconds
General
- Target NEAS.9b5484509eba9951ca1814ef508ff380.exe
- Size 100KB
- Sample231026-cyynwsbd47
- SHA256 c6b206b72d3d925c0f3d71335f95b462cebba31993c0ab7bc04c185886ed73a4
- MD5 9b5484509eba9951ca1814ef508ff380
- SHA1 6ce50ea29c17a2d3f75a5e0c6f2dc8ada124b4b3
- SHA512 a3fbcf68d975b162a326e275d59e69270abad7848c6f1bb4d06e850e902982723919bfb7b1a47d11ee0765206b3f0fa7fd42ebbb6ff95000011d61b40369bc21
- SSDEEP 1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrsx7:c0hpgz6xGhZamyF30Box7
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Sakula payload 6 IoCs
resource yara_rule behavioral2/memory/4328-0-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral2/files/0x0007000000022e00-3.dat family_sakula behavioral2/files/0x0007000000022e00-4.dat family_sakula behavioral2/memory/4328-5-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral2/memory/4052-6-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral2/memory/4328-7-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation NEAS.9b5484509eba9951ca1814ef508ff380.exe - Executes dropped EXE 1 IoCs
pid Process 4052 MediaCenter.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" NEAS.9b5484509eba9951ca1814ef508ff380.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 3976 PING.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4328 wrote to memory of 4052 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 86 PID 4328 wrote to memory of 4052 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 86 PID 4328 wrote to memory of 4052 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 86 PID 4328 wrote to memory of 556 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 93 PID 4328 wrote to memory of 556 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 93 PID 4328 wrote to memory of 556 4328 NEAS.9b5484509eba9951ca1814ef508ff380.exe 93 PID 556 wrote to memory of 3976 556 cmd.exe 95 PID 556 wrote to memory of 3976 556 cmd.exe 95 PID 556 wrote to memory of 3976 556 cmd.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEAS.9b5484509eba9951ca1814ef508ff380.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.9b5484509eba9951ca1814ef508ff380.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4052
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.9b5484509eba9951ca1814ef508ff380.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3976
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
- Size 100KB
- SHA256 d29b0573d3781741a11ce5617c6c726d9bed1382afc0b6cae32c86068a40bccf
- MD5 cc3e7b5f93d50da439a89da96d1f2b8e
- SHA1 8e55afe254af47b94c63a7e501468c703d64578d
- SHA512 2c8b38174d6499a0adaee0e21168f20f7b6fbcc34e814c96ccc1340c5c8faddcc89408dda55b9833799f61e3d544190d172d819aaf578a934c27042673fb535d
- SSDEEP 1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrsxe:c0hpgz6xGhZamyF30Boxe
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
- Size 100KB
- SHA256 d29b0573d3781741a11ce5617c6c726d9bed1382afc0b6cae32c86068a40bccf
- MD5 cc3e7b5f93d50da439a89da96d1f2b8e
- SHA1 8e55afe254af47b94c63a7e501468c703d64578d
- SHA512 2c8b38174d6499a0adaee0e21168f20f7b6fbcc34e814c96ccc1340c5c8faddcc89408dda55b9833799f61e3d544190d172d819aaf578a934c27042673fb535d
- SSDEEP 1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrsxe:c0hpgz6xGhZamyF30Boxe
- MD5 SHA1 SHA512 SSDEEP