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Analysis
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max time kernel
142s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
09/12/2023, 01:01
Behavioral task
behavioral1
Sample
57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe
Resource
win7-20231023-en
General
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Target
57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe
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Size
3.0MB
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MD5
7d5a7a107e4ce99413bdc952655d4677
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SHA1
62b36c10c00461478954ee799a5d414da29c9e57
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SHA256
57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
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SHA512
114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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SSDEEP
49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qb:ZLHTPJg8z1mKnypSbRxo9JCm
Malware Config
Extracted
orcus
Новый тег
31.44.184.52:41931
sudo_brh9yfqrylsu32h30zbtl42nzp7y8woo
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autostart_method
Disable
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enable_keylogger
false
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install_path
%appdata%\providerjs\bigloadgeo.exe
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reconnect_delay
10000
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registry_keyname
Sudik
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taskscheduler_taskname
sudik
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watchdog_path
AppData\aga.exe
Signatures
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Orcus main payload 6 IoCs
resource yara_rule behavioral2/files/0x0006000000023201-13.dat family_orcus behavioral2/files/0x0006000000023201-22.dat family_orcus behavioral2/files/0x0006000000023201-19.dat family_orcus behavioral2/files/0x0006000000023201-28.dat family_orcus behavioral2/files/0x0006000000023201-55.dat family_orcus behavioral2/files/0x0006000000023201-59.dat family_orcus -
Orcurs Rat Executable 7 IoCs
resource yara_rule behavioral2/memory/3132-0-0x0000000000DF0000-0x00000000010EE000-memory.dmp orcus behavioral2/files/0x0006000000023201-13.dat orcus behavioral2/files/0x0006000000023201-22.dat orcus behavioral2/files/0x0006000000023201-19.dat orcus behavioral2/files/0x0006000000023201-28.dat orcus behavioral2/files/0x0006000000023201-55.dat orcus behavioral2/files/0x0006000000023201-59.dat orcus -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Control Panel\International\Geo\Nation 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe -
Executes dropped EXE 4 IoCs
pid Process 4728 bigloadgeo.exe 4108 bigloadgeo.exe 936 bigloadgeo.exe 2668 bigloadgeo.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4728 set thread context of 2892 4728 bigloadgeo.exe 92 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3132 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe 4728 bigloadgeo.exe 4728 bigloadgeo.exe 2892 msbuild.exe 2892 msbuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3132 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe Token: SeDebugPrivilege 4728 bigloadgeo.exe Token: SeDebugPrivilege 2892 msbuild.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3132 wrote to memory of 4728 3132 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe 89 PID 3132 wrote to memory of 4728 3132 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe 89 PID 3132 wrote to memory of 4728 3132 57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe 89 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92 PID 4728 wrote to memory of 2892 4728 bigloadgeo.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe"C:\Users\Admin\AppData\Local\Temp\57212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exe"C:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2892
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C:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exeC:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exe1⤵
- Executes dropped EXE
PID:4108
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C:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exeC:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exe1⤵
- Executes dropped EXE
PID:936
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C:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exeC:\Users\Admin\AppData\Roaming\providerjs\bigloadgeo.exe1⤵
- Executes dropped EXE
PID:2668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5663b8d5469caa4489d463aa9bc18124f
SHA1e57123a7d969115853ea631a3b33826335025d28
SHA2567b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8
SHA51245e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
3.0MB
MD57d5a7a107e4ce99413bdc952655d4677
SHA162b36c10c00461478954ee799a5d414da29c9e57
SHA25657212bc8c5e6629b148ac5b71eb9b5cf339788cf3711ec75a93bb6df9f76d517
SHA512114daf79a8c283198915a240595b68306add1dfc6c10864793310bc11ac6be9d6175cab2dea115cd1629183847163b81194249f9959e57ba22cae760073fa227
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Filesize
357B
MD5a2b76cea3a59fa9af5ea21ff68139c98
SHA135d76475e6a54c168f536e30206578babff58274
SHA256f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad