Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14-11-2024 02:34
Behavioral task
behavioral1
Sample
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe
Resource
win10v2004-20241007-en
General
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Target
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe
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Size
155KB
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MD5
22058cd198d45b4c8389718f506d29b0
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SHA1
9b06df1b05085ab008aaed80252c5238ae10149e
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SHA256
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62
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SHA512
cd2d4204c92b4989256e96b2d5ad1480eb66eb917af2aeba247011fc45dfc704ab49fbc93aa84ac874a4473d0879f91df47ed1ba78ce8dd87cc58bfe83eb9b40
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SSDEEP
3072:Q79l86WqGzIfjZIVPXwu7xXIeout9nr7Xh1aQ4:QrzW/zeZiPpOeoS9/Xh0Q4
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid Process 2744 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
AhnSvc.exepid Process 3024 AhnSvc.exe -
Loads dropped DLL 2 IoCs
Processes:
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exepid Process 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AhnUpadate = "\"C:\\ProgramData\\AhnLab\\AhnSvc.exe\" /run" 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Processes:
resource yara_rule behavioral1/memory/2696-0-0x00000000008A0000-0x00000000008CA000-memory.dmp upx behavioral1/files/0x0009000000016cfe-2.dat upx behavioral1/memory/3024-11-0x0000000000BB0000-0x0000000000BDA000-memory.dmp upx behavioral1/memory/2696-12-0x00000000008A0000-0x00000000008CA000-memory.dmp upx behavioral1/memory/3024-14-0x0000000000BB0000-0x0000000000BDA000-memory.dmp upx behavioral1/memory/2696-15-0x00000000008A0000-0x00000000008CA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
Processes:
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.execmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exeAhnSvc.exedescription pid Process Token: SeDebugPrivilege 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe Token: SeDebugPrivilege 3024 AhnSvc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exedescription pid Process procid_target PID 2696 wrote to memory of 3024 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 30 PID 2696 wrote to memory of 3024 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 30 PID 2696 wrote to memory of 3024 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 30 PID 2696 wrote to memory of 3024 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 30 PID 2696 wrote to memory of 2744 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 32 PID 2696 wrote to memory of 2744 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 32 PID 2696 wrote to memory of 2744 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 32 PID 2696 wrote to memory of 2744 2696 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe"C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\ProgramData\AhnLab\AhnSvc.exe"C:\ProgramData\AhnLab\AhnSvc.exe" /run2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3024
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe" >> NUL2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
155KB
MD54446852f0fbb0d3276d8cad8454f7885
SHA16c4458665abd76930dcaddc14ecb5cca35a8bd12
SHA256f8d1023f32b695875939b675919da90dc6cce94d4625c82f920a44d55e22413a
SHA5129a6d41504490d8d03fc02016414c47dc0697c12709f72751681f8f2869015e1651dfcd7ad1eadb1a7ae7dea2bf1e0b3e907381e57bf344eb31845554a183273e