Malware Analysis Report

2025-01-22 15:10

Sample ID 240213-cnqkjahd3y
Target e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff
SHA256 e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff
Tags
orcus 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

e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff

Threat Level: Known bad

The file e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff was found to be: Known bad.

Malicious Activity Summary

orcus rat spyware stealer

Orcus

Orcurs Rat Executable

Orcus family

Orcurs Rat Executable

Checks computer location settings

Executes dropped EXE

Drops file in Program Files directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-13 02:13

Signatures

Orcurs Rat Executable

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

Orcus family

orcus

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-13 02:13

Reported

2024-02-13 02:16

Platform

win7-20231215-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

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

Executes dropped EXE

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

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Orcus\Orcus.exe C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A
File opened for modification C:\Program Files\Orcus\Orcus.exe C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A
File created C:\Program Files\Orcus\Orcus.exe.config C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Program Files\Orcus\Orcus.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe

"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"

C:\Program Files\Orcus\Orcus.exe

"C:\Program Files\Orcus\Orcus.exe"

Network

Country Destination Domain Proto
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp

Files

memory/2076-0-0x00000000010E0000-0x00000000013D8000-memory.dmp

memory/2076-1-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

memory/2076-2-0x000000001B2B0000-0x000000001B330000-memory.dmp

memory/2076-3-0x0000000000AC0000-0x0000000000B1C000-memory.dmp

memory/2076-4-0x0000000000250000-0x000000000025E000-memory.dmp

memory/2076-5-0x0000000000590000-0x00000000005A2000-memory.dmp

C:\Program Files\Orcus\Orcus.exe

MD5 a66b5e87f6841b747c1dcaab076998ff
SHA1 8e6cbfb9eb6c9be259c5ecf5d33b5fa991fbf06c
SHA256 e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff
SHA512 c6eb8beeefaefb05bcf53dd2363a8368d9a405687db755641d5ca30048c2e721b532764e11e1ef7f2e2fb194ba5c274f00ae2c773b58297463b7289fe0aa7edc

C:\Program Files\Orcus\Orcus.exe.config

MD5 a2b76cea3a59fa9af5ea21ff68139c98
SHA1 35d76475e6a54c168f536e30206578babff58274
SHA256 f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512 b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

C:\Program Files\Orcus\Orcus.exe

MD5 84990c685c3a58b3cb1acbddb8db0151
SHA1 a1cddb4a0f27d9bcd6189c8f168b43c6848d192f
SHA256 9fcf47d933ef38c433a01aac56b4774d71045e404500be84facadd9d4204ad72
SHA512 c0d9d28deee793ebd11ca80375694a826372ffb0262493b3af92749c16d59621a77d79940a104170888ca86636f94ae6a542d0fe2373c1a998d4456e10742304

memory/2712-16-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

memory/2076-15-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

memory/2712-17-0x0000000001140000-0x0000000001438000-memory.dmp

memory/2712-18-0x000000001B380000-0x000000001B400000-memory.dmp

memory/2712-19-0x00000000004F0000-0x0000000000502000-memory.dmp

memory/2712-20-0x0000000000590000-0x00000000005A8000-memory.dmp

memory/2712-21-0x0000000000500000-0x0000000000510000-memory.dmp

memory/2712-22-0x000000001B380000-0x000000001B400000-memory.dmp

memory/2712-23-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

memory/2712-24-0x000000001B380000-0x000000001B400000-memory.dmp

memory/2712-25-0x000000001B380000-0x000000001B400000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-13 02:13

Reported

2024-02-13 02:16

Platform

win10v2004-20231215-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"

Signatures

Orcus

rat spyware stealer orcus

Orcurs Rat Executable

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
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-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A

Executes dropped EXE

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

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Orcus\Orcus.exe C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A
File created C:\Program Files\Orcus\Orcus.exe.config C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A
File created C:\Program Files\Orcus\Orcus.exe C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Program Files\Orcus\Orcus.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe

"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"

C:\Program Files\Orcus\Orcus.exe

"C:\Program Files\Orcus\Orcus.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
N/A 192.168.1.111:10134 tcp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
N/A 192.168.1.111:10134 tcp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp
N/A 192.168.1.111:10134 tcp

Files

memory/1368-0-0x0000020D84030000-0x0000020D84328000-memory.dmp

memory/1368-1-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp

memory/1368-4-0x0000020D846D0000-0x0000020D846DE000-memory.dmp

memory/1368-2-0x0000020D9E8D0000-0x0000020D9E92C000-memory.dmp

memory/1368-3-0x0000020D9E8C0000-0x0000020D9E8D0000-memory.dmp

memory/1368-5-0x0000020D84730000-0x0000020D84742000-memory.dmp

C:\Program Files\Orcus\Orcus.exe

MD5 50906490b535cd296f162c5eb8a79028
SHA1 3a0282da75757b96d3e97af00134b9bec875874f
SHA256 d0ac2e68296ac6fcc6081ad84046d477da8ae070a9f09e7115e4d69dcd86c071
SHA512 4e67a896efb73c87955c78dbfa7b76102ae90065d8f183e80de39e59aac3e0da7069810990d47f677a909f89a23fc05d71bf3ca8ef09d93c11c4caef52ef9604

C:\Program Files\Orcus\Orcus.exe

MD5 0b70ae45159be90dc57ea51c78ddd046
SHA1 0df80307bffec866e6e07134c4f52b02cffc61d7
SHA256 52ede76556d7096582919593a155e0c733b779fbeae1197b1a181160c71af876
SHA512 a377d304b2c93faa877ec6c46f6276de63b6a87c0e043c7c179416a5cd726322ea87da474bc04aefcaf378549eb2ae85dc075518bfe304f251ba24ac9ac212e8

C:\Program Files\Orcus\Orcus.exe.config

MD5 a2b76cea3a59fa9af5ea21ff68139c98
SHA1 35d76475e6a54c168f536e30206578babff58274
SHA256 f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512 b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

memory/1368-23-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp

memory/2332-22-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp

memory/2332-24-0x0000027A5F3B0000-0x0000027A5F3C0000-memory.dmp

C:\Program Files\Orcus\Orcus.exe

MD5 df92b85aa95474a108d38480d8bc0d09
SHA1 57ba294ab817accdeee4a29bee51c539bcecdf71
SHA256 723eb5a59681f7ca02204bc4087c6c3694babc93a389337571ec78408bf25fd4
SHA512 adb7b1ff9e153252259933b102351215760c357dce0ac9cc5ff49dea6cf2f03d16222b5d8e96c2fdb437910507a188ff0ff0b48ffb79d25391c35e0528ce06ea

memory/2332-25-0x0000027A77AA0000-0x0000027A77AB8000-memory.dmp

memory/2332-27-0x0000027A78080000-0x0000027A78242000-memory.dmp

memory/2332-26-0x0000027A5F3A0000-0x0000027A5F3B0000-memory.dmp

memory/2332-28-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp

memory/2332-29-0x0000027A5F3B0000-0x0000027A5F3C0000-memory.dmp