orcus | de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283

Analysis

max time kernel
150s
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
16-04-2024 02:05

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General

Target

de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
Size

2.6MB
MD5

67d518c9a2f94f0a9035762ea155c86f
SHA1

40244558dabd707519ee925b0a69dfdf195f8fae
SHA256

de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283
SHA512

4a660a1c885389ca485e25da4cafcb4a9e3a3e4109c5eef88299a617329c93c268ba4606fec5d57b8fa29362c5440bb73d0bb623ca1dced6e94705be11da2ecc
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxB: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 3 IoCs

resource	yara_rule
behavioral2/memory/4000-1-0x0000000000500000-0x00000000005EA000-memory.dmp	orcus
behavioral2/memory/4836-25-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral2/memory/4388-47-0x0000000000700000-0x00000000007EA000-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-1-5-21-4084619521-2220719027-1909462854-1000\Control Panel\International\Geo\Nation	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Control Panel\International\Geo\Nation	setspn.exe

Executes dropped EXE 3 IoCs

pid	Process
4920	setspn.exe
3948	setspn.exe
4416	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4560-0-0x00000000000D0000-0x000000000037A000-memory.dmp	autoit_exe
behavioral2/files/0x00090000000233f0-22.dat	autoit_exe
behavioral2/memory/4920-23-0x0000000000E20000-0x00000000010CA000-memory.dmp	autoit_exe
behavioral2/memory/3948-36-0x0000000000E20000-0x00000000010CA000-memory.dmp	autoit_exe
behavioral2/memory/4416-46-0x0000000000E20000-0x00000000010CA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4560 set thread context of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4920 set thread context of 4836	4920	setspn.exe	94
PID 3948 set thread context of 660	3948	setspn.exe	101
PID 4416 set thread context of 4388	4416	setspn.exe	105

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
1168	schtasks.exe
1464	schtasks.exe
3232	schtasks.exe
4616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
4920	setspn.exe
4920	setspn.exe
4920	setspn.exe
4920	setspn.exe
3948	setspn.exe
3948	setspn.exe
3948	setspn.exe
3948	setspn.exe
4416	setspn.exe
4416	setspn.exe
4416	setspn.exe
4416	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4000	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4000	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4560 wrote to memory of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4560 wrote to memory of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4560 wrote to memory of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4560 wrote to memory of 4000	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	90
PID 4560 wrote to memory of 3232	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	91
PID 4560 wrote to memory of 3232	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	91
PID 4560 wrote to memory of 3232	4560	de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe	91
PID 4920 wrote to memory of 4836	4920	setspn.exe	94
PID 4920 wrote to memory of 4836	4920	setspn.exe	94
PID 4920 wrote to memory of 4836	4920	setspn.exe	94
PID 4920 wrote to memory of 4836	4920	setspn.exe	94
PID 4920 wrote to memory of 4836	4920	setspn.exe	94
PID 4920 wrote to memory of 4616	4920	setspn.exe	95
PID 4920 wrote to memory of 4616	4920	setspn.exe	95
PID 4920 wrote to memory of 4616	4920	setspn.exe	95
PID 3948 wrote to memory of 660	3948	setspn.exe	101
PID 3948 wrote to memory of 660	3948	setspn.exe	101
PID 3948 wrote to memory of 660	3948	setspn.exe	101
PID 3948 wrote to memory of 660	3948	setspn.exe	101
PID 3948 wrote to memory of 660	3948	setspn.exe	101
PID 3948 wrote to memory of 1168	3948	setspn.exe	102
PID 3948 wrote to memory of 1168	3948	setspn.exe	102
PID 3948 wrote to memory of 1168	3948	setspn.exe	102
PID 4416 wrote to memory of 4388	4416	setspn.exe	105
PID 4416 wrote to memory of 4388	4416	setspn.exe	105
PID 4416 wrote to memory of 4388	4416	setspn.exe	105
PID 4416 wrote to memory of 4388	4416	setspn.exe	105
PID 4416 wrote to memory of 4388	4416	setspn.exe	105
PID 4416 wrote to memory of 1464	4416	setspn.exe	106
PID 4416 wrote to memory of 1464	4416	setspn.exe	106
PID 4416 wrote to memory of 1464	4416	setspn.exe	106

C:\Users\Admin\AppData\Local\Temp\de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe
"C:\Users\Admin\AppData\Local\Temp\de635998973b28697340850a75ba68f3ae3c853afc29ebcf5dad0687c63c4283.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4560
- 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:4000
- 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:3232

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:4920
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4836
- 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:4616

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:3948
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:660
- 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:1168

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:4416
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4388
- 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:1464

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
dfc73b263c8691ff52d77f3fbd2b53bf

SHA1
ae0939b187ebf9cfaf5c4f0a216b9863cf930cdb

SHA256
f7491f09a17dcaa0f77267292030b343324a864ddcbba1dc7fae441c99bc04fe

SHA512
2ab6a82137ab16c34de2f67f60913428a087752a15af9bea579a8672ba8649265c8b6fc2828a80bebab548023ae0b77994933f69bdfff613e85e72a694726f9a

Download Submit
memory/660-44-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/660-43-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/3948-36-0x0000000000E20000-0x00000000010CA000-memory.dmp

Filesize
2.7MB

Download
memory/4000-20-0x0000000005A00000-0x0000000005A0A000-memory.dmp

Filesize
40KB

Download
memory/4000-7-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/4000-13-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/4000-14-0x0000000004D40000-0x0000000004DD2000-memory.dmp

Filesize
584KB

Download
memory/4000-15-0x0000000004D20000-0x0000000004D32000-memory.dmp

Filesize
72KB

Download
memory/4000-16-0x0000000004D30000-0x0000000004D38000-memory.dmp

Filesize
32KB

Download
memory/4000-17-0x0000000005170000-0x0000000005188000-memory.dmp

Filesize
96KB

Download
memory/4000-18-0x0000000005B90000-0x0000000005D52000-memory.dmp

Filesize
1.8MB

Download
memory/4000-19-0x00000000059C0000-0x00000000059D0000-memory.dmp

Filesize
64KB

Download
memory/4000-1-0x0000000000500000-0x00000000005EA000-memory.dmp

Filesize
936KB

Download
memory/4000-21-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/4000-9-0x00000000024E0000-0x00000000024EE000-memory.dmp

Filesize
56KB

Download
memory/4000-10-0x0000000004BF0000-0x0000000004C4C000-memory.dmp

Filesize
368KB

Download
memory/4000-8-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/4000-28-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/4388-47-0x0000000000700000-0x00000000007EA000-memory.dmp

Filesize
936KB

Download
memory/4388-52-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/4388-53-0x0000000004F00000-0x0000000004F10000-memory.dmp

Filesize
64KB

Download
memory/4416-46-0x0000000000E20000-0x00000000010CA000-memory.dmp

Filesize
2.7MB

Download
memory/4560-3-0x00000000034D0000-0x00000000034D1000-memory.dmp

Filesize
4KB

Download
memory/4560-0-0x00000000000D0000-0x000000000037A000-memory.dmp

Filesize
2.7MB

Download
memory/4836-32-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/4836-31-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/4836-34-0x00000000740B0000-0x0000000074860000-memory.dmp

Filesize
7.7MB

Download
memory/4836-25-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4920-23-0x0000000000E20000-0x00000000010CA000-memory.dmp

Filesize
2.7MB

Download