orcus | 1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda

Analysis

max time kernel
139s
max time network
142s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23/04/2024, 02:11

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General

Target

1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe
Size

2.6MB
MD5

a8f31863b2267620ae61e37c4d5fb26e
SHA1

2c8c86b736da9a861eef2921a6d20a3ae2070f9e
SHA256

1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda
SHA512

d92d90ce97bdaf0f6868b95236ac4a9050f498e53afed168d69ba0bb057c0f662ad9e783f9bf523f4d6cc4bfb0c308fec82e80e5ebac3b7c7a2c105aaf32cb5d
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxr:Hh+ZkldoPKiYdqd6z

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 6 IoCs

resource	yara_rule
behavioral1/memory/2828-4-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2828-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2828-11-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2104-44-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/2104-50-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/2104-51-0x0000000000090000-0x000000000017A000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2800	setspn.exe
1264	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2200-0-0x00000000000F0000-0x000000000039A000-memory.dmp	autoit_exe
behavioral1/files/0x000b000000015ca5-24.dat	autoit_exe
behavioral1/memory/2800-26-0x00000000002D0000-0x000000000057A000-memory.dmp	autoit_exe
behavioral1/memory/1264-41-0x0000000000870000-0x0000000000B1A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2200 set thread context of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2800 set thread context of 2184	2800	setspn.exe	35
PID 1264 set thread context of 2104	1264	setspn.exe	39

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
3040	schtasks.exe
2012	schtasks.exe
804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe
2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe
2800	setspn.exe
2800	setspn.exe
1264	setspn.exe
1264	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2828	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 2828	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	28
PID 2200 wrote to memory of 3040	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	29
PID 2200 wrote to memory of 3040	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	29
PID 2200 wrote to memory of 3040	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	29
PID 2200 wrote to memory of 3040	2200	1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe	29
PID 2704 wrote to memory of 2800	2704	taskeng.exe	34
PID 2704 wrote to memory of 2800	2704	taskeng.exe	34
PID 2704 wrote to memory of 2800	2704	taskeng.exe	34
PID 2704 wrote to memory of 2800	2704	taskeng.exe	34
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2184	2800	setspn.exe	35
PID 2800 wrote to memory of 2012	2800	setspn.exe	36
PID 2800 wrote to memory of 2012	2800	setspn.exe	36
PID 2800 wrote to memory of 2012	2800	setspn.exe	36
PID 2800 wrote to memory of 2012	2800	setspn.exe	36
PID 2704 wrote to memory of 1264	2704	taskeng.exe	38
PID 2704 wrote to memory of 1264	2704	taskeng.exe	38
PID 2704 wrote to memory of 1264	2704	taskeng.exe	38
PID 2704 wrote to memory of 1264	2704	taskeng.exe	38
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 2104	1264	setspn.exe	39
PID 1264 wrote to memory of 804	1264	setspn.exe	40
PID 1264 wrote to memory of 804	1264	setspn.exe	40
PID 1264 wrote to memory of 804	1264	setspn.exe	40
PID 1264 wrote to memory of 804	1264	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe
"C:\Users\Admin\AppData\Local\Temp\1e7dae75da903634a81fe6a18391b39329475fd298e726dec58e6de8216debda.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2200
- 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:2828
- 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:3040

C:\Windows\system32\taskeng.exe
taskeng.exe {ECF5F05E-2467-48AA-9ADC-78409BB077E0} S-1-5-21-2297530677-1229052932-2803917579-1000:HKULBIBU\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2184
- - 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
    3⤵
    - Creates scheduled task(s)
    PID:2012
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1264
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2104
- - 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
    3⤵
    - Creates scheduled task(s)
    PID:804

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2.6MB

MD5
3af51c3a98554a0bdc6fd5681e45f7ab

SHA1
0e3e546fee07876629f951e643e08e63d34a5e90

SHA256
759000e6c8694d89636be52cd1a6e1c0e8704e6429219a663fe7e3054365436a

SHA512
1cdfd7c1693895151ba74da942d0cb27369c6124e00a57a300a2930a0dfbf4bc8a813f9ce5d339fb59d2a2e658bd997f76a5993722daebb0179e8360901833ce

Download Submit
memory/1264-41-0x0000000000870000-0x0000000000B1A000-memory.dmp

Filesize
2.7MB

Download
memory/2104-53-0x0000000000CE0000-0x0000000000D20000-memory.dmp

Filesize
256KB

Download
memory/2104-54-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2104-52-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2104-51-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2104-50-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2104-44-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2184-39-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2184-37-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2184-38-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/2184-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2200-0-0x00000000000F0000-0x000000000039A000-memory.dmp

Filesize
2.7MB

Download
memory/2200-1-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/2800-26-0x00000000002D0000-0x000000000057A000-memory.dmp

Filesize
2.7MB

Download
memory/2828-14-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-23-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/2828-22-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-21-0x00000000047D0000-0x00000000047E0000-memory.dmp

Filesize
64KB

Download
memory/2828-20-0x0000000000E80000-0x0000000000E98000-memory.dmp

Filesize
96KB

Download
memory/2828-19-0x0000000000E30000-0x0000000000E38000-memory.dmp

Filesize
32KB

Download
memory/2828-18-0x0000000000D90000-0x0000000000DA2000-memory.dmp

Filesize
72KB

Download
memory/2828-17-0x00000000007A0000-0x00000000007FC000-memory.dmp

Filesize
368KB

Download
memory/2828-16-0x00000000003C0000-0x00000000003CE000-memory.dmp

Filesize
56KB

Download
memory/2828-15-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/2828-11-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2828-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2828-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-4-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2828-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download