Malware Analysis Report

2025-03-15 06:46

Sample ID 250112-3rfslsxphr
Target 5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe
SHA256 5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3
Tags
winzip orcus discovery rat spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3

Threat Level: Known bad

The file 5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe was found to be: Known bad.

Malicious Activity Summary

winzip orcus discovery rat spyware stealer

Orcus main payload

Orcus family

Orcurs Rat Executable

Orcus

Orcurs Rat Executable

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Drops desktop.ini file(s)

Drops file in System32 directory

Drops file in Windows directory

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Uses Task Scheduler COM API

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-12 23:44

Signatures

Orcurs Rat Executable

Description Indicator Process Target
N/A N/A N/A N/A

Orcus family

orcus

Orcus main payload

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-12 23:44

Reported

2025-01-12 23:46

Platform

win7-20240903-en

Max time kernel

119s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Orcus main payload

Description Indicator Process Target
N/A N/A N/A N/A

Orcurs Rat Executable

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\WindowsInput.InstallState C:\Windows\SysWOW64\WindowsInput.exe N/A
File created C:\Windows\SysWOW64\WindowsInput.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File created C:\Windows\SysWOW64\WindowsInput.exe.config C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File opened for modification C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File created C:\Program Files\winzip data\winzip.exe.config C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Program Files\winzip data\winzip.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\winzip data\winzip.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2356 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
PID 2356 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
PID 2356 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
PID 1940 wrote to memory of 2348 N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
PID 1940 wrote to memory of 2348 N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
PID 1940 wrote to memory of 2348 N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
PID 2356 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\SysWOW64\WindowsInput.exe
PID 2356 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\SysWOW64\WindowsInput.exe
PID 2356 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\SysWOW64\WindowsInput.exe
PID 2356 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Program Files\winzip data\winzip.exe
PID 2356 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Program Files\winzip data\winzip.exe
PID 2356 wrote to memory of 2644 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Program Files\winzip data\winzip.exe
PID 3056 wrote to memory of 664 N/A C:\Windows\system32\taskeng.exe C:\Program Files\winzip data\winzip.exe
PID 3056 wrote to memory of 664 N/A C:\Windows\system32\taskeng.exe C:\Program Files\winzip data\winzip.exe
PID 3056 wrote to memory of 664 N/A C:\Windows\system32\taskeng.exe C:\Program Files\winzip data\winzip.exe
PID 2644 wrote to memory of 752 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 2644 wrote to memory of 752 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 2644 wrote to memory of 752 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 2644 wrote to memory of 752 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 752 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 752 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 752 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 752 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe

"C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe

"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\cf564cp6.cmdline"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESA111.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCA110.tmp"

C:\Windows\SysWOW64\WindowsInput.exe

"C:\Windows\SysWOW64\WindowsInput.exe" --install

C:\Windows\SysWOW64\WindowsInput.exe

"C:\Windows\SysWOW64\WindowsInput.exe"

C:\Program Files\winzip data\winzip.exe

"C:\Program Files\winzip data\winzip.exe"

C:\Windows\system32\taskeng.exe

taskeng.exe {AE0F7BBF-9322-4A29-A985-F9A39B8EDC92} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]

C:\Program Files\winzip data\winzip.exe

"C:\Program Files\winzip data\winzip.exe"

C:\Users\Admin\AppData\Local\Temp\winzip.exe

"C:\Users\Admin\AppData\Local\Temp\winzip.exe" /launchSelfAndExit "C:\Program Files\winzip data\winzip.exe" 2644 /protectFile

C:\Users\Admin\AppData\Local\Temp\winzip.exe

"C:\Users\Admin\AppData\Local\Temp\winzip.exe" /watchProcess "C:\Program Files\winzip data\winzip.exe" 2644 "/protectFile"

Network

Country Destination Domain Proto
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 z3roxl33t.hopto.org udp
N/A 192.168.10.13:7415 tcp
N/A 192.168.10.13:7415 tcp
N/A 192.168.10.13:7415 tcp
N/A 192.168.10.13:7415 tcp

Files

memory/2356-0-0x000007FEF674E000-0x000007FEF674F000-memory.dmp

memory/2356-2-0x0000000000410000-0x000000000041E000-memory.dmp

memory/2356-1-0x000000001B0B0000-0x000000001B10C000-memory.dmp

memory/2356-3-0x000007FEF6490000-0x000007FEF6E2D000-memory.dmp

memory/2356-4-0x000007FEF6490000-0x000007FEF6E2D000-memory.dmp

\??\c:\Users\Admin\AppData\Local\Temp\cf564cp6.cmdline

MD5 6a47b4495ced40f6453a0ebc65687d0b
SHA1 5777a8b9d5f24e40efebfdcd67b248ce34073603
SHA256 4d36d8ceb5b6e27757ba423f0d16e189b597b0b6357416546a42378347dcacab
SHA512 9e221a7d74fcf4aaa71e95fe18135ccda277dc34819d505e8c752e8a592cfbb9ec8e1291a4f5f2d166ba22ff88286210b2d4c81b00c6f002131807e3ea6478ee

\??\c:\Users\Admin\AppData\Local\Temp\cf564cp6.0.cs

MD5 ed8e036cc8057b56c36c2bbf9dd97013
SHA1 5a2478443b8f3df4cfc8400aa6dd9faf9eda27b6
SHA256 ec266f3ce9eee57cdd8f5b44bc2925fc99acf051f7f672bd73087dfaad738bc8
SHA512 69d919a3e684895122d7c481cfa7f8cbea1783ec228b4dfd467f2a6674080ef0506391f2f22e6986218dec4502d3695e4c6b15b6deb6a2fcd811eda813585cf3

memory/1940-10-0x000007FEF6490000-0x000007FEF6E2D000-memory.dmp

\??\c:\Users\Admin\AppData\Local\Temp\CSCA110.tmp

MD5 94742e98e445e925e97a0b609354a034
SHA1 c39630ebe6e112cd79e8babff605684217f46eff
SHA256 4515fe29b2b649627adc3bc6b5f8e975cd324e25d208ee8caa767dcd0a0777de
SHA512 76929baf2b8fd3fac90d279540e0a757ca6c0faa1017b8bfc1f7ad1f64a52eafb559a82488c53055232112a40b2afaef27451079e3387b04b2f262aea026839c

C:\Users\Admin\AppData\Local\Temp\RESA111.tmp

MD5 6bc82c196dd67f3d42b0837d8c813b83
SHA1 4ab7acec32f8a502317ee50816b052c28f3f7d53
SHA256 75da95305fc78750037d536f1118090f3fa98259fb5b8c07c157b7e4e45a2d82
SHA512 c58f5582f515f253ca1623d4bef2f27316f15bfe00d8df1efe102827ae2f3d242ff174716a44d4db349d89627c6c8312e4d9bd9db12b21f42ee06c89c2bac1fc

memory/1940-17-0x000007FEF6490000-0x000007FEF6E2D000-memory.dmp

memory/2356-19-0x0000000000AF0000-0x0000000000B06000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\cf564cp6.dll

MD5 ac969ba458f10294e708c2f6ff3af371
SHA1 ef62f9e099d9d3220a034a993e543c6d05b7cf7b
SHA256 6fa09ce901330b031b3ea30cdbff28d333f7998d4e76c3c741a99a62dc8224a2
SHA512 b42d572e8faf8db8cdfc5858a1a6d44db27117beec5af93f9a7e3434474e391c6231715ac528b54c50b3676922cb61f94ea3838ec9f43d5398692582d340f81d

memory/2356-21-0x0000000000430000-0x0000000000442000-memory.dmp

C:\Windows\SysWOW64\WindowsInput.exe

MD5 e6fcf516d8ed8d0d4427f86e08d0d435
SHA1 c7691731583ab7890086635cb7f3e4c22ca5e409
SHA256 8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337
SHA512 c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

C:\Windows\SysWOW64\WindowsInput.exe.config

MD5 a2b76cea3a59fa9af5ea21ff68139c98
SHA1 35d76475e6a54c168f536e30206578babff58274
SHA256 f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512 b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

memory/2748-29-0x0000000000120000-0x000000000012C000-memory.dmp

memory/2860-33-0x0000000000830000-0x000000000083C000-memory.dmp

C:\Program Files\winzip data\winzip.exe

MD5 ec7d1fc892a9e267847bfb476f07b25a
SHA1 3ef8f87e97e0cc38d82682837265036f10d5aa0b
SHA256 5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3
SHA512 5b7956b718d154896b89640ce659fee0c52a6963845e23350e38aa142674083b7d3be9657d5a30a5a7ac483bf8be46a29f7890afc9d8b5438d147c7c4f7c96f0

memory/2356-43-0x000007FEF6490000-0x000007FEF6E2D000-memory.dmp

memory/2644-44-0x0000000000200000-0x00000000002EA000-memory.dmp

memory/2644-45-0x000000001AD10000-0x000000001AD5E000-memory.dmp

memory/2644-46-0x0000000000A20000-0x0000000000A38000-memory.dmp

memory/2644-47-0x0000000000800000-0x0000000000810000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\winzip.exe

MD5 913967b216326e36a08010fb70f9dba3
SHA1 7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf
SHA256 8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
SHA512 c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

memory/752-57-0x0000000000C00000-0x0000000000C08000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-12 23:44

Reported

2025-01-12 23:46

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcus family

orcus

Orcus main payload

Description Indicator Process Target
N/A N/A N/A N/A

Orcurs Rat Executable

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Program Files\winzip data\winzip.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File created C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File opened for modification C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\WindowsInput.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File created C:\Windows\SysWOW64\WindowsInput.exe.config C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File created C:\Windows\SysWOW64\WindowsInput.InstallState C:\Windows\SysWOW64\WindowsInput.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File opened for modification C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File created C:\Program Files\winzip data\winzip.exe.config C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File opened for modification C:\Windows\assembly\Desktop.ini C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A
File opened for modification C:\Windows\assembly C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
N/A N/A C:\Program Files\winzip data\winzip.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Program Files\winzip data\winzip.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\winzip data\winzip.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3892 wrote to memory of 4564 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
PID 3892 wrote to memory of 4564 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
PID 4564 wrote to memory of 1264 N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
PID 4564 wrote to memory of 1264 N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
PID 3892 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\SysWOW64\WindowsInput.exe
PID 3892 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Windows\SysWOW64\WindowsInput.exe
PID 3892 wrote to memory of 5060 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Program Files\winzip data\winzip.exe
PID 3892 wrote to memory of 5060 N/A C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe C:\Program Files\winzip data\winzip.exe
PID 5060 wrote to memory of 312 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 5060 wrote to memory of 312 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 5060 wrote to memory of 312 N/A C:\Program Files\winzip data\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 312 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 312 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe
PID 312 wrote to memory of 836 N/A C:\Users\Admin\AppData\Local\Temp\winzip.exe C:\Users\Admin\AppData\Local\Temp\winzip.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe

"C:\Users\Admin\AppData\Local\Temp\5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3.exe"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe

"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\bwdguurd.cmdline"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB3B1.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCB3B0.tmp"

C:\Windows\SysWOW64\WindowsInput.exe

"C:\Windows\SysWOW64\WindowsInput.exe" --install

C:\Windows\SysWOW64\WindowsInput.exe

"C:\Windows\SysWOW64\WindowsInput.exe"

C:\Program Files\winzip data\winzip.exe

"C:\Program Files\winzip data\winzip.exe"

C:\Program Files\winzip data\winzip.exe

"C:\Program Files\winzip data\winzip.exe"

C:\Users\Admin\AppData\Local\Temp\winzip.exe

"C:\Users\Admin\AppData\Local\Temp\winzip.exe" /launchSelfAndExit "C:\Program Files\winzip data\winzip.exe" 5060 /protectFile

C:\Users\Admin\AppData\Local\Temp\winzip.exe

"C:\Users\Admin\AppData\Local\Temp\winzip.exe" /watchProcess "C:\Program Files\winzip data\winzip.exe" 5060 "/protectFile"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 z3roxl33t.hopto.org udp
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 69.72.21.2.in-addr.arpa udp
US 8.8.8.8:53 z3roxl33t.hopto.org udp
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 z3roxl33t.hopto.org udp
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 z3roxl33t.hopto.org udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
N/A 192.168.10.13:7415 tcp
US 8.8.8.8:53 z3roxl33t.hopto.org udp

Files

memory/3892-0-0x00007FFF75DA5000-0x00007FFF75DA6000-memory.dmp

memory/3892-1-0x00007FFF75AF0000-0x00007FFF76491000-memory.dmp

memory/3892-2-0x000000001BF60000-0x000000001BFBC000-memory.dmp

memory/3892-5-0x000000001C020000-0x000000001C02E000-memory.dmp

memory/3892-6-0x000000001C670000-0x000000001CB3E000-memory.dmp

memory/3892-7-0x00007FFF75AF0000-0x00007FFF76491000-memory.dmp

memory/3892-8-0x000000001CBE0000-0x000000001CC7C000-memory.dmp

\??\c:\Users\Admin\AppData\Local\Temp\bwdguurd.cmdline

MD5 095f6d338decf6c284d30b4d512b1e06
SHA1 0ec255daa8d3e9c465a494dc6d6d4ae4baef7127
SHA256 9849c672dea5db3c67f8f3f89dead24d4d5a805b86575114704a07fe2966440a
SHA512 dbdcf3220e2c13bb097de2a9f67b4701a74fe4a21655ca37b52f7d4840edafb67b52467e9db6db9ef9a1f887d758fd37bd9ba9280f26d5dd04d8f05082f3868c

\??\c:\Users\Admin\AppData\Local\Temp\bwdguurd.0.cs

MD5 10fa95b077cf776129c8ef86555aad8b
SHA1 01ea48db05db88338cd055391365f2628d81e766
SHA256 364f06beb78ee8bd57ac34de127ed831b256072d10b33ea4027816ec1183e342
SHA512 f5eaad79583d4b8bca1ac32b6cdec295695aad0b751be1fa32540511c4643a184d287dc9435cbb0ae18fa5df9257d2f076eaf3d9acfe70f0ee17c2594c4a8b9a

memory/4564-16-0x00007FFF75AF0000-0x00007FFF76491000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\RESB3B1.tmp

MD5 6718c60a6970add0d5ff13a36b5c10bf
SHA1 5536b1ec87057ad6bf6891a286be821cd0094c98
SHA256 f33cd94286167107014dd17cfd8840372f3da60200338f4610b04ca62cf0ed11
SHA512 ab11de932f5e4c8402ca2900335d2725278976e151b3b6d784d1319b444e3beeb68a67826138a170dfeed112e2c4b47de6afcecc6b12188aa1cda45cc8d8f58a

\??\c:\Users\Admin\AppData\Local\Temp\CSCB3B0.tmp

MD5 f0a29f47de80a899d5d73a7e7a771629
SHA1 6be3de17a79b764eaf9fdbc4ddf93cde466c0e03
SHA256 58e3f9e19e3243c3e697a77001234ef7a151cfbd6a34ed02eeab3c2be658af3f
SHA512 25ddc9009b52538af87468a5cde4173ece50dadded18838bb886fd7c58ab821f18911ac0a39624129c02e32b07e1bb666a35514e24eaf8fc30338c7987c2519b

memory/4564-21-0x00007FFF75AF0000-0x00007FFF76491000-memory.dmp

memory/3892-23-0x000000001C060000-0x000000001C076000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\bwdguurd.dll

MD5 07676364470119fe6d6c64bb5cee70c3
SHA1 6f7b34b9b9de716c73273e10fba7cdbb666921a1
SHA256 469930cd686369e7ee644361775092904ba322347b5af20d96a2cd0d69248365
SHA512 787e421fb285418a0221a9dfd762ef4dd8d84ffb41ee37326fe00c55891fde3aa752d7d0c50a8df24703c0b900c37482908b780695a502b89623780ecd29eda2

memory/3892-25-0x000000001BE80000-0x000000001BE92000-memory.dmp

memory/3892-26-0x000000001CC80000-0x000000001CCA0000-memory.dmp

C:\Windows\SysWOW64\WindowsInput.exe

MD5 e6fcf516d8ed8d0d4427f86e08d0d435
SHA1 c7691731583ab7890086635cb7f3e4c22ca5e409
SHA256 8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337
SHA512 c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

C:\Windows\SysWOW64\WindowsInput.exe.config

MD5 a2b76cea3a59fa9af5ea21ff68139c98
SHA1 35d76475e6a54c168f536e30206578babff58274
SHA256 f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512 b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

memory/4908-40-0x00007FFF72993000-0x00007FFF72995000-memory.dmp

memory/4908-41-0x0000000000950000-0x000000000095C000-memory.dmp

memory/4908-42-0x000000001B410000-0x000000001B422000-memory.dmp

memory/4908-43-0x000000001B470000-0x000000001B4AC000-memory.dmp

memory/3052-48-0x0000000019D70000-0x0000000019E7A000-memory.dmp

C:\Program Files\winzip data\winzip.exe

MD5 ec7d1fc892a9e267847bfb476f07b25a
SHA1 3ef8f87e97e0cc38d82682837265036f10d5aa0b
SHA256 5b8ec7a0faf0a5c275af5bb510aaecd93bc3358b4626f3eb5a13d891da34d8d3
SHA512 5b7956b718d154896b89640ce659fee0c52a6963845e23350e38aa142674083b7d3be9657d5a30a5a7ac483bf8be46a29f7890afc9d8b5438d147c7c4f7c96f0

memory/5060-65-0x00000000000D0000-0x00000000001BA000-memory.dmp

memory/3892-66-0x00007FFF75AF0000-0x00007FFF76491000-memory.dmp

memory/5060-67-0x00000000009B0000-0x00000000009C2000-memory.dmp

memory/5060-68-0x000000001B1E0000-0x000000001B22E000-memory.dmp

memory/5060-70-0x00000000022D0000-0x00000000022E8000-memory.dmp

memory/5060-71-0x000000001B640000-0x000000001B802000-memory.dmp

memory/5060-72-0x00000000022F0000-0x0000000002300000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\winzip.exe

MD5 913967b216326e36a08010fb70f9dba3
SHA1 7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf
SHA256 8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
SHA512 c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

memory/312-86-0x00000000001A0000-0x00000000001A8000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\winzip.exe.log

MD5 4eaca4566b22b01cd3bc115b9b0b2196
SHA1 e743e0792c19f71740416e7b3c061d9f1336bf94
SHA256 34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb
SHA512 bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1