orcus | ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba

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 01:41

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General

Target

ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
Size

2.6MB
MD5

e279713164f138558626ed412c93c407
SHA1

49f3bb8cb2cf1350225f990e462d1b6fe76db977
SHA256

ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba
SHA512

73f8004dcb433baedbbea21c9559e2fad8dbc9e1c3b9b127f0bb983d811cece1fb82f4857dd9c5d86a28a0c39965379cba083166908078acb1dfad58c3c2f5fa
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxh:Hh+ZkldoPKiYdqd6J

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/2408-1-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral2/memory/1480-37-0x0000000000540000-0x000000000062A000-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-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
Key value queried	\REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\International\Geo\Nation	setspn.exe

Executes dropped EXE 3 IoCs

pid	Process
2624	setspn.exe
5020	setspn.exe
3788	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/3696-0-0x0000000000F40000-0x00000000011EA000-memory.dmp	autoit_exe
behavioral2/files/0x0008000000023416-21.dat	autoit_exe
behavioral2/memory/2624-22-0x00000000008B0000-0x0000000000B5A000-memory.dmp	autoit_exe
behavioral2/memory/5020-36-0x00000000008B0000-0x0000000000B5A000-memory.dmp	autoit_exe
behavioral2/memory/3788-47-0x00000000008B0000-0x0000000000B5A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3696 set thread context of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 2624 set thread context of 5064	2624	setspn.exe	89
PID 5020 set thread context of 1480	5020	setspn.exe	96
PID 3788 set thread context of 4416	3788	setspn.exe	100

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
4296	schtasks.exe
1748	schtasks.exe
3792	schtasks.exe
2604	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
2624	setspn.exe
2624	setspn.exe
2624	setspn.exe
2624	setspn.exe
5020	setspn.exe
5020	setspn.exe
5020	setspn.exe
5020	setspn.exe
3788	setspn.exe
3788	setspn.exe
3788	setspn.exe
3788	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2408	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2408	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 3696 wrote to memory of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 3696 wrote to memory of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 3696 wrote to memory of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 3696 wrote to memory of 2408	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	85
PID 3696 wrote to memory of 3792	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	86
PID 3696 wrote to memory of 3792	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	86
PID 3696 wrote to memory of 3792	3696	ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe	86
PID 2624 wrote to memory of 5064	2624	setspn.exe	89
PID 2624 wrote to memory of 5064	2624	setspn.exe	89
PID 2624 wrote to memory of 5064	2624	setspn.exe	89
PID 2624 wrote to memory of 5064	2624	setspn.exe	89
PID 2624 wrote to memory of 5064	2624	setspn.exe	89
PID 2624 wrote to memory of 2604	2624	setspn.exe	90
PID 2624 wrote to memory of 2604	2624	setspn.exe	90
PID 2624 wrote to memory of 2604	2624	setspn.exe	90
PID 5020 wrote to memory of 1480	5020	setspn.exe	96
PID 5020 wrote to memory of 1480	5020	setspn.exe	96
PID 5020 wrote to memory of 1480	5020	setspn.exe	96
PID 5020 wrote to memory of 1480	5020	setspn.exe	96
PID 5020 wrote to memory of 1480	5020	setspn.exe	96
PID 5020 wrote to memory of 4296	5020	setspn.exe	97
PID 5020 wrote to memory of 4296	5020	setspn.exe	97
PID 5020 wrote to memory of 4296	5020	setspn.exe	97
PID 3788 wrote to memory of 4416	3788	setspn.exe	100
PID 3788 wrote to memory of 4416	3788	setspn.exe	100
PID 3788 wrote to memory of 4416	3788	setspn.exe	100
PID 3788 wrote to memory of 4416	3788	setspn.exe	100
PID 3788 wrote to memory of 4416	3788	setspn.exe	100
PID 3788 wrote to memory of 1748	3788	setspn.exe	101
PID 3788 wrote to memory of 1748	3788	setspn.exe	101
PID 3788 wrote to memory of 1748	3788	setspn.exe	101

C:\Users\Admin\AppData\Local\Temp\ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe
"C:\Users\Admin\AppData\Local\Temp\ad34545f64b593adfc1f1a46708623640e5f1fb8d2c14799bc3ecbd7697ce6ba.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3696
- 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:2408
- 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:3792

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:2624
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:5064
- 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:2604

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:5020
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1480
- 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:4296

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:3788
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4416
- 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:1748

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
9c646c910482b17eaa7a53582ca6b497

SHA1
75ef4200b80285d61e19fda111dd09e713cdee60

SHA256
a127803d12b753059cfd34135e417a11aeb84839cf30b8f47724672272d872e0

SHA512
078c3139918c2acb546b894e0bfa4ac632de44cc908f855dcb387468f4326cd2f118c90129551091cdaa5fd8cbea3feab219a3ec76ed8eda78f9a440fe77e734

Download Submit
memory/1480-45-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1480-44-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

Filesize
64KB

Download
memory/1480-43-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/1480-37-0x0000000000540000-0x000000000062A000-memory.dmp

Filesize
936KB

Download
memory/2408-14-0x00000000052F0000-0x0000000005382000-memory.dmp

Filesize
584KB

Download
memory/2408-31-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/2408-1-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2408-15-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/2408-16-0x00000000052D0000-0x00000000052D8000-memory.dmp

Filesize
32KB

Download
memory/2408-17-0x00000000057E0000-0x00000000057F8000-memory.dmp

Filesize
96KB

Download
memory/2408-18-0x0000000006120000-0x00000000062E2000-memory.dmp

Filesize
1.8MB

Download
memory/2408-19-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/2408-20-0x0000000006580000-0x000000000658A000-memory.dmp

Filesize
40KB

Download
memory/2408-10-0x0000000005160000-0x00000000051BC000-memory.dmp

Filesize
368KB

Download
memory/2408-7-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/2408-8-0x00000000052E0000-0x00000000052F0000-memory.dmp

Filesize
64KB

Download
memory/2408-9-0x0000000005080000-0x000000000508E000-memory.dmp

Filesize
56KB

Download
memory/2408-11-0x00000000058A0000-0x0000000005E44000-memory.dmp

Filesize
5.6MB

Download
memory/2408-32-0x00000000052E0000-0x00000000052F0000-memory.dmp

Filesize
64KB

Download
memory/2624-22-0x00000000008B0000-0x0000000000B5A000-memory.dmp

Filesize
2.7MB

Download
memory/3696-3-0x0000000000D60000-0x0000000000D61000-memory.dmp

Filesize
4KB

Download
memory/3696-0-0x0000000000F40000-0x00000000011EA000-memory.dmp

Filesize
2.7MB

Download
memory/3788-47-0x00000000008B0000-0x0000000000B5A000-memory.dmp

Filesize
2.7MB

Download
memory/4416-53-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-54-0x0000000005320000-0x0000000005330000-memory.dmp

Filesize
64KB

Download
memory/4416-55-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/5020-36-0x00000000008B0000-0x0000000000B5A000-memory.dmp

Filesize
2.7MB

Download
memory/5064-34-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/5064-30-0x00000000057B0000-0x00000000057C0000-memory.dmp

Filesize
64KB

Download
memory/5064-29-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download