orcus | a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674

General

Target

a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
Size

2.6MB
MD5

6ab2b08d7389f3c11a514e41b2aaad52
SHA1

0695a6bc3b32a541385170d184817f849db2d5d7
SHA256

a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674
SHA512

85cb28bf7f0e67c7be0ff7761b050d42640a4389e0b096e9ea082fd4046b312b552c3ab7d003f879ef437c96515ab8c12e7313a2712474836f90bdbd7749a748
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxV:Hh+ZkldoPKiYdqd6t

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 1 IoCs

resource	yara_rule
behavioral2/memory/2612-1-0x0000000000400000-0x00000000004EA000-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-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.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 2 IoCs

pid	Process
432	setspn.exe
1852	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4572-0-0x0000000000820000-0x0000000000ACA000-memory.dmp	autoit_exe
behavioral2/files/0x000a000000023360-23.dat	autoit_exe
behavioral2/memory/432-24-0x0000000000B60000-0x0000000000E0A000-memory.dmp	autoit_exe
behavioral2/memory/1852-36-0x0000000000B60000-0x0000000000E0A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4572 set thread context of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 432 set thread context of 2932	432	setspn.exe	106
PID 1852 set thread context of 3064	1852	setspn.exe	120

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
3344	schtasks.exe
3036	schtasks.exe
2936	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
432	setspn.exe
432	setspn.exe
432	setspn.exe
432	setspn.exe
1852	setspn.exe
1852	setspn.exe
1852	setspn.exe
1852	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2612	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 4572 wrote to memory of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 4572 wrote to memory of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 4572 wrote to memory of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 4572 wrote to memory of 2612	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	89
PID 4572 wrote to memory of 3036	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	90
PID 4572 wrote to memory of 3036	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	90
PID 4572 wrote to memory of 3036	4572	a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe	90
PID 432 wrote to memory of 2932	432	setspn.exe	106
PID 432 wrote to memory of 2932	432	setspn.exe	106
PID 432 wrote to memory of 2932	432	setspn.exe	106
PID 432 wrote to memory of 2932	432	setspn.exe	106
PID 432 wrote to memory of 2932	432	setspn.exe	106
PID 432 wrote to memory of 2936	432	setspn.exe	107
PID 432 wrote to memory of 2936	432	setspn.exe	107
PID 432 wrote to memory of 2936	432	setspn.exe	107
PID 1852 wrote to memory of 3064	1852	setspn.exe	120
PID 1852 wrote to memory of 3064	1852	setspn.exe	120
PID 1852 wrote to memory of 3064	1852	setspn.exe	120
PID 1852 wrote to memory of 3064	1852	setspn.exe	120
PID 1852 wrote to memory of 3064	1852	setspn.exe	120
PID 1852 wrote to memory of 3344	1852	setspn.exe	121
PID 1852 wrote to memory of 3344	1852	setspn.exe	121
PID 1852 wrote to memory of 3344	1852	setspn.exe	121

C:\Users\Admin\AppData\Local\Temp\a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe
"C:\Users\Admin\AppData\Local\Temp\a10a2f56cf719aa265c1dfcac6f99e6a2cdc776d7ebed7526b6ab85ea57f8674.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4572
- 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:2612
- 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:3036

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:432
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2932
- 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:2936

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:1852
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3064
- 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:3344

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
a119fefcc282070f29121d61a4376e7a

SHA1
b4cd867611b6e16fdd81032cf242bb6eb8ab635b

SHA256
cf10239941bf0652488bf3a22431924dd8bcc88bd927f8cf1fb87d93c988a44c

SHA512
4e976fc06a8f0a062acd75d9ce6f19afa851499f0621a9a86ae9652b99a1e90018d8be9a489fe76a92c2a1e1b3b8839a01b405054c400071a90d057b8e2c6207

Download Submit
memory/432-24-0x0000000000B60000-0x0000000000E0A000-memory.dmp

Filesize
2.7MB

Download
memory/1852-36-0x0000000000B60000-0x0000000000E0A000-memory.dmp

Filesize
2.7MB

Download
memory/2612-10-0x00000000031E0000-0x000000000323C000-memory.dmp

Filesize
368KB

Download
memory/2612-21-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2612-1-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2612-12-0x0000000005F30000-0x00000000064D4000-memory.dmp

Filesize
5.6MB

Download
memory/2612-14-0x0000000005A20000-0x0000000005AB2000-memory.dmp

Filesize
584KB

Download
memory/2612-15-0x0000000005950000-0x0000000005962000-memory.dmp

Filesize
72KB

Download
memory/2612-16-0x0000000005960000-0x0000000005968000-memory.dmp

Filesize
32KB

Download
memory/2612-17-0x0000000005F00000-0x0000000005F18000-memory.dmp

Filesize
96KB

Download
memory/2612-19-0x0000000006640000-0x0000000006650000-memory.dmp

Filesize
64KB

Download
memory/2612-18-0x0000000006800000-0x00000000069C2000-memory.dmp

Filesize
1.8MB

Download
memory/2612-20-0x0000000006B50000-0x0000000006B5A000-memory.dmp

Filesize
40KB

Download
memory/2612-9-0x0000000003190000-0x000000000319E000-memory.dmp

Filesize
56KB

Download
memory/2612-22-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/2612-8-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/2612-7-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2932-31-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2932-32-0x0000000003170000-0x0000000003180000-memory.dmp

Filesize
64KB

Download
memory/2932-34-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3064-43-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3064-44-0x0000000005260000-0x0000000005270000-memory.dmp

Filesize
64KB

Download
memory/3064-45-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4572-4-0x00000000010B0000-0x00000000010B1000-memory.dmp

Filesize
4KB

Download
memory/4572-0-0x0000000000820000-0x0000000000ACA000-memory.dmp

Filesize
2.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads