Overview
overview
10Static
static
10Orcus RAT ...on.exe
windows7-x64
1Orcus RAT ...on.exe
windows10-2004-x64
10Orcus RAT ...ow.dll
windows7-x64
1Orcus RAT ...ow.dll
windows10-2004-x64
1Orcus RAT ...eo.dll
windows7-x64
1Orcus RAT ...eo.dll
windows10-2004-x64
1Orcus RAT ...ox.dll
windows7-x64
1Orcus RAT ...ox.dll
windows10-2004-x64
1Orcus RAT ...re.dll
windows7-x64
1Orcus RAT ...re.dll
windows10-2004-x64
1Orcus RAT ...Ex.dll
windows7-x64
1Orcus RAT ...Ex.dll
windows10-2004-x64
1Orcus RAT ...Ex.dll
windows7-x64
1Orcus RAT ...Ex.dll
windows10-2004-x64
1Orcus RAT ...ed.dll
windows7-x64
1Orcus RAT ...ed.dll
windows10-2004-x64
1Orcus RAT ...ed.dll
windows7-x64
1Orcus RAT ...ed.dll
windows10-2004-x64
1Orcus RAT ...er.dll
windows7-x64
1Orcus RAT ...er.dll
windows10-2004-x64
1Orcus RAT ...op.dll
windows7-x64
1Orcus RAT ...op.dll
windows10-2004-x64
1Orcus RAT ...it.dll
windows7-x64
1Orcus RAT ...it.dll
windows10-2004-x64
1Orcus RAT ...ib.dll
windows7-x64
1Orcus RAT ...ib.dll
windows10-2004-x64
1Orcus RAT ...rk.dll
windows7-x64
1Orcus RAT ...rk.dll
windows10-2004-x64
1Orcus RAT ...al.dll
windows7-x64
1Orcus RAT ...al.dll
windows10-2004-x64
1Orcus RAT ...ro.dll
windows7-x64
1Orcus RAT ...ro.dll
windows10-2004-x64
1Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
20-07-2024 15:55
Behavioral task
behavioral1
Sample
Orcus RAT 1.9.1/Orcus.Administration/Orcus.Administration.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Orcus RAT 1.9.1/Orcus.Administration/Orcus.Administration.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/AForge.Video.DirectShow.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/AForge.Video.DirectShow.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/AForge.Video.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/AForge.Video.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Be.Windows.Forms.HexBox.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Be.Windows.Forms.HexBox.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/CSCore.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/CSCore.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ControlzEx.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ControlzEx.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/DirectoryInfoEx.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/DirectoryInfoEx.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Exceptionless.Signed.dll
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Exceptionless.Signed.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Exceptionless.Wpf.Signed.dll
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Exceptionless.Wpf.Signed.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/FluentCommandLineParser.dll
Resource
win7-20240708-en
Behavioral task
behavioral20
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/FluentCommandLineParser.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral21
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/GongSolutions.WPF.DragDrop.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/GongSolutions.WPF.DragDrop.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ICSharpCode.AvalonEdit.dll
Resource
win7-20240704-en
Behavioral task
behavioral24
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ICSharpCode.AvalonEdit.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ICSharpCode.SharpZipLib.dll
Resource
win7-20240708-en
Behavioral task
behavioral26
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/ICSharpCode.SharpZipLib.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral27
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Lidgren.Network.dll
Resource
win7-20240705-en
Behavioral task
behavioral28
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/Lidgren.Network.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral29
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/MahApps.Metro.IconPacks.Material.dll
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/MahApps.Metro.IconPacks.Material.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/MahApps.Metro.dll
Resource
win7-20240705-en
Behavioral task
behavioral32
Sample
Orcus RAT 1.9.1/Orcus.Administration/libraries/MahApps.Metro.dll
Resource
win10v2004-20240709-en
General
-
Target
Orcus RAT 1.9.1/Orcus.Administration/Orcus.Administration.exe
-
Size
3.9MB
-
MD5
37349777df1cc9c8d3d62eb733f7cd45
-
SHA1
456233fa947ab155dbe5636eda0a77346197bb4c
-
SHA256
0121f2d7ddc074ffa05619dbb2a4b555a4b550168a765b57fa8bd9298a7e4b52
-
SHA512
ca4e1a39dbb0fa0c6bbef7142cf457856cc2db14c03b5b9ea5c28811a3a70cc05505320f50e133e166aad25d779ac043b0f29b09bb34a342f5111603cc5dd074
-
SSDEEP
49152:VZV/t1QLjeVxAl40NVANW8cyTXTG1H66VbTWnepAl4:VZVDVxAl40NG48cyTKjVbTWnepAl4
Malware Config
Signatures
-
Orcurs Rat Executable 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1112-30-0x000000000C9C0000-0x000000000D6F0000-memory.dmp orcus -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Orcus.Administration.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation Orcus.Administration.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Orcus.Administration.exeOrcus.Administration.exedescription pid Process Token: SeDebugPrivilege 1112 Orcus.Administration.exe Token: SeDebugPrivilege 4192 Orcus.Administration.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
Orcus.Administration.exedescription pid Process procid_target PID 1112 wrote to memory of 4192 1112 Orcus.Administration.exe 103 PID 1112 wrote to memory of 4192 1112 Orcus.Administration.exe 103 PID 1112 wrote to memory of 4192 1112 Orcus.Administration.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\Orcus RAT 1.9.1\Orcus.Administration\Orcus.Administration.exe"C:\Users\Admin\AppData\Local\Temp\Orcus RAT 1.9.1\Orcus.Administration\Orcus.Administration.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Users\Admin\AppData\Local\Temp\Orcus RAT 1.9.1\Orcus.Administration\Orcus.Administration.exe"C:\Users\Admin\AppData\Local\Temp\Orcus RAT 1.9.1\Orcus.Administration\Orcus.Administration.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4192
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3KB
MD53dd6d1e944fba4e73004887f29d900d1
SHA10004adb072c67367f5f0b019fce8cb4b61048f8b
SHA2561049a780823492409fcad044c1a05034f741abb2f0aa8b99369f860085ea4c17
SHA51274e86c903f3b3be79a89add61e1cd2707a0c6f159eff671baf4610b61eb2f4b00b6582c51d18c7fd75525504caa51bfcd858ae3a7f9ada84fc1f3ebac3a14eb4
-
Filesize
924B
MD5f52bc81b9bd5fd71892b5a9455a7acc9
SHA1671ce63a513aef4ada032dea0056cb4879d9838b
SHA2566078c4dd16f55d29b426d9fc002124cfd65efe54ed056a564cc9f0a68f1813ff
SHA51269bfcff1dfb57d6f5fbafb3c01d6c27064d816c923ad4257ee879f5601a22f271d8e5a62eac8e97e90a73f0d100a784275b9ae2a104b383e3e9dd7c8c43fb0f8