Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
22-12-2023 16:08
Behavioral task
behavioral1
Sample
e934fc0e92466c4a9e27bc31ff8f95d6.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
e934fc0e92466c4a9e27bc31ff8f95d6.exe
Resource
win10v2004-20231215-en
General
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Target
e934fc0e92466c4a9e27bc31ff8f95d6.exe
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Size
10.2MB
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MD5
e934fc0e92466c4a9e27bc31ff8f95d6
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SHA1
0b5e3c0d85f46b669cea9b90237bdcab0dc20d92
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SHA256
e71ce4be2e5a9f32ae420ffb34fa12db0bf43f5a2e3c8a8367c203445a3830d3
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SHA512
b07de321bd245c27fbfc51c1489bbb90f22e2af9e472f78b3cb1775a7f47842a1a0e1034fe46b416a97f605f36b266e40c39c0709227ba9d14fabb33ebaa6e5f
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SSDEEP
98304:LQePPwOWqhI83S11qronI0Iy5fKP7grvYLS3dhgOnxX2ey931a3S11qronI0Iy5x:LQePPxWqSa0j9lhJxX27hva0j9
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1136 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
Executes dropped EXE 1 IoCs
pid Process 1136 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
Loads dropped DLL 1 IoCs
pid Process 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
resource yara_rule behavioral1/memory/1748-0-0x0000000000400000-0x0000000000D9E000-memory.dmp upx behavioral1/memory/1136-18-0x0000000000400000-0x0000000000D9E000-memory.dmp upx behavioral1/files/0x0008000000012257-14.dat upx behavioral1/files/0x0008000000012257-11.dat upx -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 e934fc0e92466c4a9e27bc31ff8f95d6.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 e934fc0e92466c4a9e27bc31ff8f95d6.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405 e934fc0e92466c4a9e27bc31ff8f95d6.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe 1136 e934fc0e92466c4a9e27bc31ff8f95d6.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1748 wrote to memory of 1136 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe 28 PID 1748 wrote to memory of 1136 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe 28 PID 1748 wrote to memory of 1136 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe 28 PID 1748 wrote to memory of 1136 1748 e934fc0e92466c4a9e27bc31ff8f95d6.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\e934fc0e92466c4a9e27bc31ff8f95d6.exe"C:\Users\Admin\AppData\Local\Temp\e934fc0e92466c4a9e27bc31ff8f95d6.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Users\Admin\AppData\Local\Temp\e934fc0e92466c4a9e27bc31ff8f95d6.exeC:\Users\Admin\AppData\Local\Temp\e934fc0e92466c4a9e27bc31ff8f95d6.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of UnmapMainImage
PID:1136
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
47KB
MD507219d89f1c6b06079ede4e0114a8114
SHA1ffbee954406f41de2290b18fb1b9b462cb6f882f
SHA2565839d844f9052ddba8231e5b1e8ea1321d434bdbe5ced61e626b62f3d7a00a8d
SHA512d7d492ecb13105491aed9bc6c75dfb4c6a7f1ad03189884ef2a1fb27552abfef54b7879720ce24bcffd0bdb9a6289991225788863f87b351bc44368b53f3c142
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Filesize
382KB
MD5afc8be4fc7c581c2394149cf7fa39133
SHA188711d89d643f0f51ab974e8f144c2a38bbc069d
SHA2563f2837a58f03b8f59a51584761766862b03b8a806f7cfb0f0a38fb580de99b20
SHA512cb0f166b4c8ce055b9a5c77fffdd9a0323aecd556134efcb24bf00447482751d3760ba52e0857a94f0c098ccc655fcb5d40b96a7ac5ca23066bb1450506f8135