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Analysis
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max time kernel
244s -
max time network
294s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
11/01/2024, 16:55
Behavioral task
behavioral1
Sample
e59c10ac40ed4a3303ee92e1df7644d7.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
e59c10ac40ed4a3303ee92e1df7644d7.exe
Resource
win10v2004-20231215-en
General
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Target
e59c10ac40ed4a3303ee92e1df7644d7.exe
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Size
29KB
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MD5
e59c10ac40ed4a3303ee92e1df7644d7
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SHA1
aa22bb25477048c28d281c7a88f930daef31af56
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SHA256
875e70d75af9f9b9793f5750c1f72a567bf04f5f90d0b9181b22adee71b64765
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SHA512
90811fccd5ba44643b988345ef29008c88a5ad7ce278a81aa8c66b5651e6b8370b741c4c884572abd06d1389adc1da0f51cc4d11cd98b836dfd50d5ea35237ed
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p:AEwVs+0jNDY1qi/qR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2860 services.exe -
resource yara_rule behavioral1/memory/2872-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2872-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-12-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x001000000000b1f5-9.dat upx behavioral1/memory/2860-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2860-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2860-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0033000000015c83-81.dat upx behavioral1/memory/2860-90-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-89-0x0000000000500000-0x0000000000510200-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\JavaVM = "C:\\Windows\\java.exe" e59c10ac40ed4a3303ee92e1df7644d7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe e59c10ac40ed4a3303ee92e1df7644d7.exe File opened for modification C:\Windows\java.exe e59c10ac40ed4a3303ee92e1df7644d7.exe File created C:\Windows\java.exe e59c10ac40ed4a3303ee92e1df7644d7.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2872 wrote to memory of 2860 2872 e59c10ac40ed4a3303ee92e1df7644d7.exe 16 PID 2872 wrote to memory of 2860 2872 e59c10ac40ed4a3303ee92e1df7644d7.exe 16 PID 2872 wrote to memory of 2860 2872 e59c10ac40ed4a3303ee92e1df7644d7.exe 16 PID 2872 wrote to memory of 2860 2872 e59c10ac40ed4a3303ee92e1df7644d7.exe 16
Processes
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C:\Users\Admin\AppData\Local\Temp\e59c10ac40ed4a3303ee92e1df7644d7.exe"C:\Users\Admin\AppData\Local\Temp\e59c10ac40ed4a3303ee92e1df7644d7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2860
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD53ad30bc888fc104e77e7cc43d93fd427
SHA1cc107f2ea86011fce79f6b1d84bed31bef9ee1cb
SHA25669b721d054fc49f7a4b2554429c766d8eb4a4ab4005d57eef32950a2b293c9ef
SHA512695898677ed20daa732eb1695a52344b2d3199f400c55b80f79757aecff7fd78fb5b1682a72cfaec87758a15322be1f8862039317fe4ac0d058cf25961c52474
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Filesize
320B
MD53475c1cc2fe534f7eccdc1b5cadf64b0
SHA117977646a8191b59a56b4839e7ce644c3c80f4a2
SHA2563ceca04a30143ce678c833887486fe027ad55cfa4beed0e265c33a9d53345600
SHA512148106ef08a978710043267fc7ed818b66683fe9563a69d588f00e5463f63532e65944b520a2001272b9d84ed7fd1809be526a4316add883fc87739891b19ba8
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2