orcus | 5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 02:19

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General

Target

5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
Size

2.6MB
MD5

31d3006d21f2489716daf54b8a411eb2
SHA1

7322b761b0b6053a2afe9f3f4730156986834d7f
SHA256

5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6
SHA512

0a1699ea09be64efc3fb64c877c23ae2b31fe45b89db91a406b133b146d52ce60c931ffca6d3bc8a9f06997c99fb94a9e7dda58c7f4d58402ab01fd5796fe820
SSDEEP

24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/ND:Vh+ZkldoPKiYdKr9t

Score

10^/10

orcus ligeon rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

ligeon

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes

autostart_method
Disable
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\OrcusWatchdog.exe

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/2796-2-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral2/memory/3196-26-0x0000000000500000-0x00000000005EA000-memory.dmp	orcus

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe

Executes dropped EXE 2 IoCs

pid	Process
864	setspn.exe
3104	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4880-0-0x0000000000540000-0x00000000007EA000-memory.dmp	autoit_exe
behavioral2/files/0x0008000000023406-23.dat	autoit_exe
behavioral2/memory/864-24-0x0000000000F50000-0x00000000011FA000-memory.dmp	autoit_exe
behavioral2/memory/3104-36-0x0000000000F50000-0x00000000011FA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4880 set thread context of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 864 set thread context of 3196	864	setspn.exe	94
PID 3104 set thread context of 2024	3104	setspn.exe	98

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1336	schtasks.exe
3688	schtasks.exe
2148	schtasks.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4668	PING.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
864	setspn.exe
864	setspn.exe
864	setspn.exe
864	setspn.exe
3104	setspn.exe
3104	setspn.exe
3104	setspn.exe
3104	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2796	RegSvcs.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 4880 wrote to memory of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 4880 wrote to memory of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 4880 wrote to memory of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 4880 wrote to memory of 2796	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	83
PID 4880 wrote to memory of 1336	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	84
PID 4880 wrote to memory of 1336	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	84
PID 4880 wrote to memory of 1336	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	84
PID 4880 wrote to memory of 4956	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	86
PID 4880 wrote to memory of 4956	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	86
PID 4880 wrote to memory of 4956	4880	5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe	86
PID 4956 wrote to memory of 4668	4956	cmd.exe	88
PID 4956 wrote to memory of 4668	4956	cmd.exe	88
PID 4956 wrote to memory of 4668	4956	cmd.exe	88
PID 864 wrote to memory of 3196	864	setspn.exe	94
PID 864 wrote to memory of 3196	864	setspn.exe	94
PID 864 wrote to memory of 3196	864	setspn.exe	94
PID 864 wrote to memory of 3196	864	setspn.exe	94
PID 864 wrote to memory of 3196	864	setspn.exe	94
PID 864 wrote to memory of 3688	864	setspn.exe	95
PID 864 wrote to memory of 3688	864	setspn.exe	95
PID 864 wrote to memory of 3688	864	setspn.exe	95
PID 3104 wrote to memory of 2024	3104	setspn.exe	98
PID 3104 wrote to memory of 2024	3104	setspn.exe	98
PID 3104 wrote to memory of 2024	3104	setspn.exe	98
PID 3104 wrote to memory of 2024	3104	setspn.exe	98
PID 3104 wrote to memory of 2024	3104	setspn.exe	98
PID 3104 wrote to memory of 2148	3104	setspn.exe	99
PID 3104 wrote to memory of 2148	3104	setspn.exe	99
PID 3104 wrote to memory of 2148	3104	setspn.exe	99

C:\Users\Admin\AppData\Local\Temp\5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe
"C:\Users\Admin\AppData\Local\Temp\5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2796
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:1336
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /k ping 127.0.0.1 -t 0 & del C:\Users\Admin\AppData\Local\Temp\5ac99b04c2f7c90d27b7c9d6da967a9799be04d379774430424d556fa81c88b6.exe & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4956
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -t 0
    3⤵
    - Runs ping.exe
    PID:4668

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3196
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:3688

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3104
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2024
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:2148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
0672db2ef13237d5cb85075ff4915942

SHA1
ad8b4d3eb5e40791c47d48b22e273486f25f663f

SHA256
0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519

SHA512
84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b

Download Submit
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe

Filesize
2.6MB

MD5
e99a6eb40399141650cab4f8dbfde7e7

SHA1
2cf4471e3a17270b5bb8cd8b0ac73214684fbbdb

SHA256
fe7565e66deb6239cf42597c624564ada2d81a00866d9ce2eb766aa61cb44662

SHA512
c08b0409d842011f79295a7fcdf008403be78299890cce39518097bd34e3b166763b17d34fec1a6e0382e71200a3da1e3dff668bd33500865dc1a91b1125f47e

Download Submit
memory/864-24-0x0000000000F50000-0x00000000011FA000-memory.dmp

Filesize
2.7MB

Download
memory/2024-45-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-44-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/2024-43-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/2796-20-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

Filesize
40KB

Download
memory/2796-12-0x00000000059E0000-0x0000000005A3C000-memory.dmp

Filesize
368KB

Download
memory/2796-14-0x0000000005B00000-0x0000000005B92000-memory.dmp

Filesize
584KB

Download
memory/2796-15-0x0000000005AD0000-0x0000000005AE2000-memory.dmp

Filesize
72KB

Download
memory/2796-16-0x0000000005AE0000-0x0000000005AE8000-memory.dmp

Filesize
32KB

Download
memory/2796-17-0x0000000006030000-0x0000000006048000-memory.dmp

Filesize
96KB

Download
memory/2796-18-0x0000000006960000-0x0000000006B22000-memory.dmp

Filesize
1.8MB

Download
memory/2796-19-0x0000000006780000-0x0000000006790000-memory.dmp

Filesize
64KB

Download
memory/2796-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2796-21-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/2796-22-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/2796-13-0x00000000060B0000-0x0000000006654000-memory.dmp

Filesize
5.6MB

Download
memory/2796-9-0x0000000003380000-0x000000000338E000-memory.dmp

Filesize
56KB

Download
memory/2796-7-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/2796-8-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/3104-36-0x0000000000F50000-0x00000000011FA000-memory.dmp

Filesize
2.7MB

Download
memory/3196-32-0x0000000004C40000-0x0000000004C50000-memory.dmp

Filesize
64KB

Download
memory/3196-34-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-31-0x00000000739F0000-0x00000000741A0000-memory.dmp

Filesize
7.7MB

Download
memory/3196-26-0x0000000000500000-0x00000000005EA000-memory.dmp

Filesize
936KB

Download
memory/4880-0-0x0000000000540000-0x00000000007EA000-memory.dmp

Filesize
2.7MB

Download
memory/4880-1-0x0000000000F80000-0x0000000000F81000-memory.dmp

Filesize
4KB

Download