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Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2024, 08:36
Behavioral task
behavioral1
Sample
f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe
Resource
win7-20240903-en
General
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Target
f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe
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Size
1.5MB
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MD5
cf4a38a1eaeedac726789436d5fbc2dc
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SHA1
f345bb6be20f45901a0f16bef1aff2dcceabf60d
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SHA256
f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081
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SHA512
ac614860865bd2537bd90f7b0ab7d571b433c9881ab7bc625033ac3ae132d8893e935cc2b36cd95615d5ec70fd4e39fe5c76e38a80e58ca045ff5054e6524344
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SSDEEP
49152:WcuGn6x1jXmAgYrkPCgS4XIjfKHl6zDUjxoILJNH:Jn6xJ2AgTCLw+GwPUjxoUp
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/1004-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/1004-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3296-15-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/3296-20-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/3296-29-0x0000000005400000-0x0000000005593000-memory.dmp xmrig behavioral2/memory/3296-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 3296 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe -
Executes dropped EXE 1 IoCs
pid Process 3296 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe -
resource yara_rule behavioral2/memory/1004-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x000b000000023b8f-11.dat upx behavioral2/memory/3296-13-0x0000000000400000-0x0000000000712000-memory.dmp upx -
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 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1004 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1004 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe 3296 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1004 wrote to memory of 3296 1004 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe 83 PID 1004 wrote to memory of 3296 1004 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe 83 PID 1004 wrote to memory of 3296 1004 f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe"C:\Users\Admin\AppData\Local\Temp\f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1004 -
C:\Users\Admin\AppData\Local\Temp\f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exeC:\Users\Admin\AppData\Local\Temp\f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:3296
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\f79434989502097bf2f90331428dc9edfbdb699bf0ac12b666c42c25229a0081.exe
Filesize784KB
MD55854fa061cc6aa2d999df894ff1a806c
SHA1ec247c3656aaa934bba4c855003c69d4aab4b060
SHA256f27b40e8a11e30f5b1fcb8f6b0a16f7e5b0fdd0c31f475bda8f054f72f39baf1
SHA5129db0b5cd1d46e3edaee75a280381116a7a4f528950faf5d76acb99f260fcfd7daddb0ef1a8a3f7411359aaa91ee28db39c257ba733a488aafcba992009aed1e6