orcus | 519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
23-04-2024 02:15

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General

Target

519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
Size

2.6MB
MD5

bd162d72541eb2bd28063891b83e7561
SHA1

81c05100315338a1b06bae7e71fd8f68dccf063e
SHA256

519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555
SHA512

484f6aab5d77d7ff94ee56b85358f8a8a59491d43b7a57f6d0022a6d8c710d7dd4192614865d364e2756d70e9e7ad6a56f01817d32dfea354b7fa4dce51d4d1f
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxy:Hh+ZkldoPKiYdqd66

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/2548-1-0x0000000000700000-0x00000000007EA000-memory.dmp	orcus
behavioral2/memory/1544-24-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Checks computer location settings 2 TTPs 4 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-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	setspn.exe

Executes dropped EXE 3 IoCs

pid	Process
3804	setspn.exe
4620	setspn.exe
3496	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4480-0-0x0000000000060000-0x000000000030A000-memory.dmp	autoit_exe
behavioral2/files/0x0007000000023457-21.dat	autoit_exe
behavioral2/memory/3804-22-0x00000000005E0000-0x000000000088A000-memory.dmp	autoit_exe
behavioral2/memory/4620-36-0x00000000005E0000-0x000000000088A000-memory.dmp	autoit_exe
behavioral2/memory/3496-47-0x00000000005E0000-0x000000000088A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4480 set thread context of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 3804 set thread context of 1544	3804	setspn.exe	102
PID 4620 set thread context of 1996	4620	setspn.exe	114
PID 3496 set thread context of 1548	3496	setspn.exe	129

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 4 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2784	schtasks.exe
3976	schtasks.exe
3220	schtasks.exe
4632	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
3804	setspn.exe
3804	setspn.exe
3804	setspn.exe
3804	setspn.exe
4620	setspn.exe
4620	setspn.exe
4620	setspn.exe
4620	setspn.exe
3496	setspn.exe
3496	setspn.exe
3496	setspn.exe
3496	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2548	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 4480 wrote to memory of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 4480 wrote to memory of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 4480 wrote to memory of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 4480 wrote to memory of 2548	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	91
PID 4480 wrote to memory of 2784	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	92
PID 4480 wrote to memory of 2784	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	92
PID 4480 wrote to memory of 2784	4480	519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe	92
PID 3804 wrote to memory of 1544	3804	setspn.exe	102
PID 3804 wrote to memory of 1544	3804	setspn.exe	102
PID 3804 wrote to memory of 1544	3804	setspn.exe	102
PID 3804 wrote to memory of 1544	3804	setspn.exe	102
PID 3804 wrote to memory of 1544	3804	setspn.exe	102
PID 3804 wrote to memory of 3976	3804	setspn.exe	103
PID 3804 wrote to memory of 3976	3804	setspn.exe	103
PID 3804 wrote to memory of 3976	3804	setspn.exe	103
PID 4620 wrote to memory of 1996	4620	setspn.exe	114
PID 4620 wrote to memory of 1996	4620	setspn.exe	114
PID 4620 wrote to memory of 1996	4620	setspn.exe	114
PID 4620 wrote to memory of 1996	4620	setspn.exe	114
PID 4620 wrote to memory of 1996	4620	setspn.exe	114
PID 4620 wrote to memory of 3220	4620	setspn.exe	115
PID 4620 wrote to memory of 3220	4620	setspn.exe	115
PID 4620 wrote to memory of 3220	4620	setspn.exe	115
PID 3496 wrote to memory of 1548	3496	setspn.exe	129
PID 3496 wrote to memory of 1548	3496	setspn.exe	129
PID 3496 wrote to memory of 1548	3496	setspn.exe	129
PID 3496 wrote to memory of 1548	3496	setspn.exe	129
PID 3496 wrote to memory of 1548	3496	setspn.exe	129
PID 3496 wrote to memory of 4632	3496	setspn.exe	130
PID 3496 wrote to memory of 4632	3496	setspn.exe	130
PID 3496 wrote to memory of 4632	3496	setspn.exe	130

C:\Users\Admin\AppData\Local\Temp\519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe
"C:\Users\Admin\AppData\Local\Temp\519e98a8fc432af6f887b69bdaecc280b82e749104a2ce4644e904c6edc44555.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4480
- 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:2548
- 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:2784

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:3804
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1544
- 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:3976

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:4620
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1996
- 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:3220

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:3496
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1548
- 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:4632

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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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
dae47a8459e62dafcb544973fe1d9a2e

SHA1
1950e5d290ac95dcdb87e56ba8d1a480c24a5cc8

SHA256
6ec63e744d939a83dcff5aaaebab9068a0481d901f426d17611ea4719b8f26cb

SHA512
59f6044c22bf0cf5ef6496e21aa22683fa01a811d6e435727f7fce51cb91e3f09b724487e26a501a98780779c9ca1e45adff72f7a3eb934f7aca2212d40a0bbe

Download Submit
memory/1544-34-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/1544-30-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/1544-31-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/1544-24-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1548-55-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/1548-53-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/1548-54-0x0000000005500000-0x0000000005510000-memory.dmp

Filesize
64KB

Download
memory/1996-45-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/1996-44-0x0000000005780000-0x0000000005790000-memory.dmp

Filesize
64KB

Download
memory/1996-43-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/2548-12-0x0000000004E80000-0x0000000004F12000-memory.dmp

Filesize
584KB

Download
memory/2548-32-0x0000000004E70000-0x0000000004E80000-memory.dmp

Filesize
64KB

Download
memory/2548-20-0x0000000005F90000-0x0000000005F9A000-memory.dmp

Filesize
40KB

Download
memory/2548-18-0x0000000005CB0000-0x0000000005E72000-memory.dmp

Filesize
1.8MB

Download
memory/2548-1-0x0000000000700000-0x00000000007EA000-memory.dmp

Filesize
936KB

Download
memory/2548-17-0x0000000005330000-0x0000000005348000-memory.dmp

Filesize
96KB

Download
memory/2548-29-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/2548-16-0x0000000004E60000-0x0000000004E68000-memory.dmp

Filesize
32KB

Download
memory/2548-15-0x0000000004E50000-0x0000000004E62000-memory.dmp

Filesize
72KB

Download
memory/2548-19-0x00000000053D0000-0x00000000053E0000-memory.dmp

Filesize
64KB

Download
memory/2548-7-0x00000000743A0000-0x0000000074B50000-memory.dmp

Filesize
7.7MB

Download
memory/2548-9-0x0000000000D60000-0x0000000000D6E000-memory.dmp

Filesize
56KB

Download
memory/2548-11-0x0000000005430000-0x00000000059D4000-memory.dmp

Filesize
5.6MB

Download
memory/2548-10-0x0000000004CB0000-0x0000000004D0C000-memory.dmp

Filesize
368KB

Download
memory/2548-8-0x0000000004E70000-0x0000000004E80000-memory.dmp

Filesize
64KB

Download
memory/3496-47-0x00000000005E0000-0x000000000088A000-memory.dmp

Filesize
2.7MB

Download
memory/3804-22-0x00000000005E0000-0x000000000088A000-memory.dmp

Filesize
2.7MB

Download
memory/4480-0-0x0000000000060000-0x000000000030A000-memory.dmp

Filesize
2.7MB

Download
memory/4480-3-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/4620-36-0x00000000005E0000-0x000000000088A000-memory.dmp

Filesize
2.7MB

Download