Analysis
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max time kernel
100s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27/10/2024, 12:15
Behavioral task
behavioral1
Sample
879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe
Resource
win7-20241010-en
General
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Target
879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe
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Size
784KB
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MD5
5fd2e258e64e4cd42a3fdd8e5319e210
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SHA1
6e1a1ef46bb1591c1b70da2f61764be8e7b453a1
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SHA256
879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1b
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SHA512
c450f77e546c7d0012b7ad407080bc117f836086e5ff6d85aa0a4ac35e5bf1e297aa51b3ba77c83545b848d80471dd34a0c13e92ba76148db1eedad0c0daf091
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SSDEEP
12288:YFpu3bAVuaIgv+BJcSSvCr+Mr1q0T4Q1Ji2ZRlLT5ucPaX4EogaywluzBIE7LkPU:7kOpSQh4cjR9AaaW5lNEfIYBZ+7o0T
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 6 IoCs
resource yara_rule behavioral2/memory/2868-2-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/2868-12-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4580-16-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral2/memory/4580-20-0x0000000005490000-0x0000000005623000-memory.dmp xmrig behavioral2/memory/4580-21-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral2/memory/4580-30-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 4580 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe -
Executes dropped EXE 1 IoCs
pid Process 4580 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe -
resource yara_rule behavioral2/memory/2868-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral2/files/0x000b000000023baa-11.dat upx behavioral2/memory/4580-13-0x0000000000400000-0x0000000000712000-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 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2868 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2868 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe 4580 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2868 wrote to memory of 4580 2868 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe 85 PID 2868 wrote to memory of 4580 2868 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe 85 PID 2868 wrote to memory of 4580 2868 879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe"C:\Users\Admin\AppData\Local\Temp\879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Users\Admin\AppData\Local\Temp\879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exeC:\Users\Admin\AppData\Local\Temp\879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:4580
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Network
MITRE ATT&CK Enterprise v15
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Downloads
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C:\Users\Admin\AppData\Local\Temp\879e2503aee82eeaa24970c932599b82b5d00f786e0cca2b61605c98e4677f1bN.exe
Filesize784KB
MD5d62b50591a409b02787f53c4cd939217
SHA12fa7ac359855cd4e44c5f288bf991cdf96cbcd49
SHA25678ec0239c002a42402313d58cd0bd12468dadc872220e87c5930f25be373a685
SHA51209c91b0cbdc927d78cc40b956233165bb8d0d9e9bc5ae81ae72693c01949de836f960ce3ee70d62a4ee8ec68d95a9241d664929cf742aa5f28d807d7bd2ab7cc