Analysis
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max time kernel
120s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
27-07-2024 06:54
Behavioral task
behavioral1
Sample
a438e3504baad6b28ae8d3da613bf6d0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a438e3504baad6b28ae8d3da613bf6d0N.exe
Resource
win10v2004-20240709-en
General
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Target
a438e3504baad6b28ae8d3da613bf6d0N.exe
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Size
29KB
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MD5
a438e3504baad6b28ae8d3da613bf6d0
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SHA1
69655187018588d39438506633ae3566c6e7ce09
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SHA256
f06540c0c8662e616ed0fb929930935e62155a73cd8775da871bd4ebf5a2a24e
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SHA512
1e38c54c049fd945c8cded5978ce5d997479ed2712ae662652143bae98ac573b8ae0668051dcca65e173e7ebb13fcba0b15f706b307cf4781fe72e1d8207bc96
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/wtsj:AEwVs+0jNDY1qi/q2sj
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2232 services.exe -
resource yara_rule behavioral2/memory/2560-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000800000002344c-4.dat upx behavioral2/memory/2232-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2560-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2232-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2560-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2232-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2560-45-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2232-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000500000001e734-59.dat upx behavioral2/memory/2560-176-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2232-177-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2560-204-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2232-205-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" a438e3504baad6b28ae8d3da613bf6d0N.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe a438e3504baad6b28ae8d3da613bf6d0N.exe File opened for modification C:\Windows\java.exe a438e3504baad6b28ae8d3da613bf6d0N.exe File created C:\Windows\java.exe a438e3504baad6b28ae8d3da613bf6d0N.exe -
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 a438e3504baad6b28ae8d3da613bf6d0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2560 wrote to memory of 2232 2560 a438e3504baad6b28ae8d3da613bf6d0N.exe 87 PID 2560 wrote to memory of 2232 2560 a438e3504baad6b28ae8d3da613bf6d0N.exe 87 PID 2560 wrote to memory of 2232 2560 a438e3504baad6b28ae8d3da613bf6d0N.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\a438e3504baad6b28ae8d3da613bf6d0N.exe"C:\Users\Admin\AppData\Local\Temp\a438e3504baad6b28ae8d3da613bf6d0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
175KB
MD5820d4b5a767f53c3d3a0ef5bf0abe914
SHA1e5f0f3e78b9b0665c66905485ff0eaa33a8e5f04
SHA2569883c474a8c0f6dfcfe3e734a7668c45d9960bb74878497dbb483cf039db82a4
SHA5123e0179b7f503f31f2de525a8149f553e5033bf5831e08f993c73b96c89c81f7947c6c4c225de1bf441813a90cd38e3881854e8099bedccbcb40b2bc970d068b9
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Filesize
175KB
MD58d6f2126144d16842b3bbfb62734ad5c
SHA138b29d5359d55fe1fac3ae62b2df55c4c2b7bec4
SHA256d2e9a9e07228e27719b087160e99129b987bce6ac4217808b28ff84f2e548adb
SHA51278bf5e8f18d531ec59e1a510e1dc752b4cd07c069625011eda7767e1ae749a7f8c1d65e07a6b45b2252a940b9a048dd1a4cedb5407e2ba4cc17ae66cd93b0b4f
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5ba36f3223b07507a95bcd03609912ba2
SHA15594d2a1c66e777af3d46a13005af0d0354717d8
SHA25655868add24ee928fbb41603c9542d1ea9b4dbc4fa20a301b6859ddf7bf6e3404
SHA512c407d073a5af2d0c0aaaba9922c92fa7ec4e4269acb589425cd0fa577ab8b2a00f3ed898881e0a9e87c20fdd8b056202f86c4b5abe819c97e9b6c30ca4c7b3fe
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Filesize
352B
MD574420bc66a443f73a07437cdbd4ecb2c
SHA14b57d6f0fe3948a9ba49761f77149c0a435d8085
SHA25680aab7342acb340ada37a7e9e61c43d7f558d5c4fba56b45c4a4740d5ee4361e
SHA512835770b0f0990ac754dc82f26d68879d17fa53013b9a4cc252312328f1f413b14eadd7aa8e6b00bec4b5a5d85cc285369d9194acf1f629b9920fcbea42e9c16b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2