Overview
overview
10Static
static
10SorillusRAT.rar
windows7-x64
3SorillusRAT.rar
windows10-2004-x64
7Sorillus/j...e.html
windows7-x64
1Sorillus/j...e.html
windows10-2004-x64
1Sorillus/j...64.dll
windows7-x64
1Sorillus/j...64.dll
windows10-2004-x64
1Sorillus/j...64.dll
windows7-x64
1Sorillus/j...64.dll
windows10-2004-x64
1Sorillus/j...64.dll
windows7-x64
1Sorillus/j...64.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-1.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Sorillus/j...-0.dll
windows10-2004-x64
1Analysis
- max time kernel
32s - max time network
41s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
28/02/2024, 15:39
Behavioral task
behavioral1
Sample
SorillusRAT.rar
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SorillusRAT.rar
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Sorillus/jre1.8.0_361/Welcome.html
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Sorillus/jre1.8.0_361/Welcome.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Sorillus/jre1.8.0_361/bin/JAWTAccessBridge-64.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Sorillus/jre1.8.0_361/bin/JAWTAccessBridge-64.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Sorillus/jre1.8.0_361/bin/JavaAccessBridge-64.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Sorillus/jre1.8.0_361/bin/JavaAccessBridge-64.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Sorillus/jre1.8.0_361/bin/WindowsAccessBridge-64.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Sorillus/jre1.8.0_361/bin/WindowsAccessBridge-64.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-console-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral12
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-console-l1-2-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-datetime-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral14
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-debug-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-errorhandling-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral16
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-file-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-file-l1-2-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral18
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-file-l2-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-handle-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral20
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-heap-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-interlocked-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral22
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-libraryloader-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-localization-l1-2-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral24
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-memory-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-namedpipe-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral26
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-processenvironment-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-processthreads-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral28
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-processthreads-l1-1-1.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-profile-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral30
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-rtlsupport-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-string-l1-1-0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral32
Sample
Sorillus/jre1.8.0_361/bin/api-ms-win-core-synch-l1-1-0.dll
Resource
win10v2004-20240226-en
General
- Target SorillusRAT.rar
- Size 69.9MB
- Sample240228-s31xtafb6v
- SHA256 e7aab6ecc96be090ab8e04384e4685ed3e92466f5c776aa155a7fd5f05a098e6
- MD5 6b59fc4285e7842e36f3ec5a72935b44
- SHA1 c1f3a89ac73f57c68c78bc9a1ec4c1fac687b9af
- SHA512 3e94bfc4159f887aaf9aa54a125e8a808b9414f33d43bdea4cdde57888cb4751736f6d712a07261b49dc2fdeb30f9630ce4a8dea0a38613fde7b593dbe6f502a
- SSDEEP 1572864:CjrXw15+AqSyDW01+Q424OK7KHlqTU+/ajZwnmxVDr/RtY:CI15+6Qjp4OK7KHlqofjZ0mxVw
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- 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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation cmd.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings cmd.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 3092 7zFM.exe Token: 35 3092 7zFM.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3092 7zFM.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2880 wrote to memory of 3092 2880 cmd.exe 96 PID 2880 wrote to memory of 3092 2880 cmd.exe 96
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\SorillusRAT.rar1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\SorillusRAT.rar"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3092
-