orcus | e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402

General

Target

e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
Size

2.6MB
MD5

2e3e50a164ed12f84839412c8b8c0120
SHA1

33a4f58fd7bf804c5f27e2fd521ceb2bc956a7f6
SHA256

e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402
SHA512

0e0c9dd805c1854fc1d1d9e1824a4510814cb49998c9f2466da267338a7da256875287e6afb211f94dabb4fb2bb12731417e1efa36483f500d1c3b57bf06898a
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxR:Hh+ZkldoPKiYdqd6p

Score

10^/10

orcus ligeon rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

ligeon

C2

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/1876-2-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral2/memory/1164-25-0x0000000000500000-0x00000000005EA000-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-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	setspn.exe

Executes dropped EXE 2 IoCs

pid	Process
3716	setspn.exe
4912	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/5024-0-0x00000000009D0000-0x0000000000C7A000-memory.dmp	autoit_exe
behavioral2/files/0x000a00000002337b-22.dat	autoit_exe
behavioral2/memory/3716-23-0x00000000000B0000-0x000000000035A000-memory.dmp	autoit_exe
behavioral2/memory/4912-35-0x00000000000B0000-0x000000000035A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5024 set thread context of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 3716 set thread context of 1164	3716	setspn.exe	108
PID 4912 set thread context of 556	4912	setspn.exe	118

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
3964	schtasks.exe
4208	schtasks.exe
4304	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
3716	setspn.exe
3716	setspn.exe
3716	setspn.exe
3716	setspn.exe
4912	setspn.exe
4912	setspn.exe
4912	setspn.exe
4912	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1876	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1876	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 5024 wrote to memory of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 5024 wrote to memory of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 5024 wrote to memory of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 5024 wrote to memory of 1876	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	97
PID 5024 wrote to memory of 3964	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	98
PID 5024 wrote to memory of 3964	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	98
PID 5024 wrote to memory of 3964	5024	e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe	98
PID 3716 wrote to memory of 1164	3716	setspn.exe	108
PID 3716 wrote to memory of 1164	3716	setspn.exe	108
PID 3716 wrote to memory of 1164	3716	setspn.exe	108
PID 3716 wrote to memory of 1164	3716	setspn.exe	108
PID 3716 wrote to memory of 1164	3716	setspn.exe	108
PID 3716 wrote to memory of 4208	3716	setspn.exe	109
PID 3716 wrote to memory of 4208	3716	setspn.exe	109
PID 3716 wrote to memory of 4208	3716	setspn.exe	109
PID 4912 wrote to memory of 556	4912	setspn.exe	118
PID 4912 wrote to memory of 556	4912	setspn.exe	118
PID 4912 wrote to memory of 556	4912	setspn.exe	118
PID 4912 wrote to memory of 556	4912	setspn.exe	118
PID 4912 wrote to memory of 556	4912	setspn.exe	118
PID 4912 wrote to memory of 4304	4912	setspn.exe	119
PID 4912 wrote to memory of 4304	4912	setspn.exe	119
PID 4912 wrote to memory of 4304	4912	setspn.exe	119

C:\Users\Admin\AppData\Local\Temp\e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe
"C:\Users\Admin\AppData\Local\Temp\e5a3892f9d8adb5ca1ffe1d13fabc58ff2ca04368e16e9ee96ba58627a230402.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5024
- 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:1876
- 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:3964

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:3716
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1164
- 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:4208

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:4912
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:556
- 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:4304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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
8b5af29ccc94afc9103ac0404bc68cd0

SHA1
5febf8b6311ee42318e08bb5d5bf6f1fea608e14

SHA256
d44e2acb9e99b57c61b6232137fdfd9e79293ec726f2583f4c144452300cc064

SHA512
82d93b9e8f474972fd190f1f188bb11e9d1925731a522382c3b41471460f05338f4eba04a352f78a4620a966990790f58e88e488170740cc2958d8c2f3db808a

Download Submit
memory/556-43-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/556-42-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/1164-33-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/1164-31-0x00000000049C0000-0x00000000049D0000-memory.dmp

Filesize
64KB

Download
memory/1164-30-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/1164-25-0x0000000000500000-0x00000000005EA000-memory.dmp

Filesize
936KB

Download
memory/1876-10-0x0000000004EB0000-0x0000000004F0C000-memory.dmp

Filesize
368KB

Download
memory/1876-8-0x0000000005070000-0x0000000005080000-memory.dmp

Filesize
64KB

Download
memory/1876-17-0x0000000005580000-0x0000000005598000-memory.dmp

Filesize
96KB

Download
memory/1876-16-0x0000000005560000-0x0000000005568000-memory.dmp

Filesize
32KB

Download
memory/1876-18-0x0000000005EB0000-0x0000000006072000-memory.dmp

Filesize
1.8MB

Download
memory/1876-19-0x0000000005620000-0x0000000005630000-memory.dmp

Filesize
64KB

Download
memory/1876-20-0x00000000061E0000-0x00000000061EA000-memory.dmp

Filesize
40KB

Download
memory/1876-21-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/1876-14-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/1876-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1876-13-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/1876-7-0x0000000073CF0000-0x00000000744A0000-memory.dmp

Filesize
7.7MB

Download
memory/1876-9-0x0000000004E90000-0x0000000004E9E000-memory.dmp

Filesize
56KB

Download
memory/1876-15-0x0000000005060000-0x0000000005072000-memory.dmp

Filesize
72KB

Download
memory/3716-23-0x00000000000B0000-0x000000000035A000-memory.dmp

Filesize
2.7MB

Download
memory/4912-35-0x00000000000B0000-0x000000000035A000-memory.dmp

Filesize
2.7MB

Download
memory/5024-0-0x00000000009D0000-0x0000000000C7A000-memory.dmp

Filesize
2.7MB

Download
memory/5024-1-0x0000000002640000-0x0000000002641000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads