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Analysis
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max time kernel
99s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 14:32
Behavioral task
behavioral1
Sample
87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe
Resource
win10v2004-20231222-en
General
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Target
87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe
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Size
536KB
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MD5
227e604b34be886177d7ec8599e9d5c2
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SHA1
520ff16aa7a9c7d19a0509bf1ec353632354afe5
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SHA256
87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7
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SHA512
624898a25e6c35a796a0bf8bdb7861837a8c88a74786d7d8c90f24fe8311366e0e33fd67cecae0f1e9075ef4d40f062666dfbaf0626e30b361029bb025177dff
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SSDEEP
12288:Whf0Bs9bDDq9hu53Ltp/p+gPhhwPOaoTJRkmOkx2LIa:WdQyDL9xp/BGA1RkmOkx2LF
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1400-0-0x00000000005D0000-0x00000000006D2000-memory.dmp upx behavioral2/memory/1400-13-0x00000000005D0000-0x00000000006D2000-memory.dmp upx behavioral2/memory/1400-24-0x00000000005D0000-0x00000000006D2000-memory.dmp upx behavioral2/memory/1400-28-0x00000000005D0000-0x00000000006D2000-memory.dmp upx behavioral2/memory/1400-45-0x00000000005D0000-0x00000000006D2000-memory.dmp upx behavioral2/memory/1400-69-0x00000000005D0000-0x00000000006D2000-memory.dmp upx -
Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 114.114.114.114 Destination IP 223.5.5.5 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\17f7f0 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 3484 Explorer.EXE 3484 Explorer.EXE 3484 Explorer.EXE 3484 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe Token: SeTcbPrivilege 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe Token: SeDebugPrivilege 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe Token: SeDebugPrivilege 3484 Explorer.EXE Token: SeTcbPrivilege 3484 Explorer.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1400 wrote to memory of 3484 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 48 PID 1400 wrote to memory of 3484 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 48 PID 1400 wrote to memory of 3484 1400 87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe 48
Processes
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C:\Users\Admin\AppData\Local\Temp\87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe"C:\Users\Admin\AppData\Local\Temp\87d9dbe6855fec46fea89b0b9675309b060f38b69bc8e2fc888604362bdcd7a7.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3484