orcus | 5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3

Analysis

max time kernel
141s
max time network
144s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-04-2024 02:29

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General

Target

5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe
Size

2.6MB
MD5

2c8bb60a9339b8a9c053e9eaaf8fc8d1
SHA1

508eec0645019eded99664788aa8dabbfc59ba4e
SHA256

5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3
SHA512

5a19ab55d2edb4034618fc680de97f1115ef7c62a608ffd17a6f8c6a039be0ccf1bad606f840e4785f797b36070a8d868968e08066b1ae56088fd657fcbd58b9
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxJ:Hh+ZkldoPKiYdqd6h

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
behavioral1/memory/1648-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1648-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1648-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
3064	setspn.exe
1840	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2004-0-0x0000000000B00000-0x0000000000DAA000-memory.dmp	autoit_exe
behavioral1/files/0x000d000000014708-23.dat	autoit_exe
behavioral1/memory/3064-25-0x0000000000E40000-0x00000000010EA000-memory.dmp	autoit_exe
behavioral1/memory/1840-39-0x00000000011F0000-0x000000000149A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2004 set thread context of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 3064 set thread context of 2828	3064	setspn.exe	33
PID 1840 set thread context of 1740	1840	setspn.exe	39

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
2392	schtasks.exe
3056	schtasks.exe
2188	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe
2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe
3064	setspn.exe
3064	setspn.exe
1840	setspn.exe
1840	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1648	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1648	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 1648	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	28
PID 2004 wrote to memory of 2392	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	29
PID 2004 wrote to memory of 2392	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	29
PID 2004 wrote to memory of 2392	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	29
PID 2004 wrote to memory of 2392	2004	5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe	29
PID 3020 wrote to memory of 3064	3020	taskeng.exe	32
PID 3020 wrote to memory of 3064	3020	taskeng.exe	32
PID 3020 wrote to memory of 3064	3020	taskeng.exe	32
PID 3020 wrote to memory of 3064	3020	taskeng.exe	32
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 2828	3064	setspn.exe	33
PID 3064 wrote to memory of 3056	3064	setspn.exe	34
PID 3064 wrote to memory of 3056	3064	setspn.exe	34
PID 3064 wrote to memory of 3056	3064	setspn.exe	34
PID 3064 wrote to memory of 3056	3064	setspn.exe	34
PID 3020 wrote to memory of 1840	3020	taskeng.exe	38
PID 3020 wrote to memory of 1840	3020	taskeng.exe	38
PID 3020 wrote to memory of 1840	3020	taskeng.exe	38
PID 3020 wrote to memory of 1840	3020	taskeng.exe	38
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 1740	1840	setspn.exe	39
PID 1840 wrote to memory of 2188	1840	setspn.exe	40
PID 1840 wrote to memory of 2188	1840	setspn.exe	40
PID 1840 wrote to memory of 2188	1840	setspn.exe	40
PID 1840 wrote to memory of 2188	1840	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe
"C:\Users\Admin\AppData\Local\Temp\5eb5a711a136087ae3143bf0c951f59dee9b2b30424824c113915246d32214f3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2004
- 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:1648
- 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:2392

C:\Windows\system32\taskeng.exe
taskeng.exe {C2696B2E-D4D1-4484-B04B-0E6E297400B0} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2828
- - 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
    3⤵
    - Creates scheduled task(s)
    PID:3056
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1740
- - 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
    3⤵
    - Creates scheduled task(s)
    PID:2188

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe

Filesize
2.6MB

MD5
cf316bd882cd777941b511d9a0a2f3b9

SHA1
f7289af3f1e2e9a1cb9343a3a2db4d8ed305ec7e

SHA256
6f96ac52b55339523a9f93178296634a62348aea7c4f0adb0e7cfec0d67b8476

SHA512
267507dad30e27ba2183f64dac2bd99cbbbaefb36fb2c963ec6148c8242e43f853031487ad3fae750900482116210721a5412c1d917525502f9434f0b11ae677

Download Submit
memory/1648-18-0x0000000000730000-0x0000000000738000-memory.dmp

Filesize
32KB

Download
memory/1648-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1648-20-0x0000000000850000-0x0000000000860000-memory.dmp

Filesize
64KB

Download
memory/1648-21-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1648-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1648-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1648-13-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1648-14-0x0000000004CE0000-0x0000000004D20000-memory.dmp

Filesize
256KB

Download
memory/1648-15-0x00000000003C0000-0x00000000003CE000-memory.dmp

Filesize
56KB

Download
memory/1648-16-0x0000000000D10000-0x0000000000D6C000-memory.dmp

Filesize
368KB

Download
memory/1648-17-0x00000000006D0000-0x00000000006E2000-memory.dmp

Filesize
72KB

Download
memory/1648-19-0x0000000000740000-0x0000000000758000-memory.dmp

Filesize
96KB

Download
memory/1648-22-0x0000000004CE0000-0x0000000004D20000-memory.dmp

Filesize
256KB

Download
memory/1648-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1648-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1740-51-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-49-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/1740-50-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/1840-39-0x00000000011F0000-0x000000000149A000-memory.dmp

Filesize
2.7MB

Download
memory/2004-1-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2004-0-0x0000000000B00000-0x0000000000DAA000-memory.dmp

Filesize
2.7MB

Download
memory/2828-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-35-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-36-0x0000000001260000-0x00000000012A0000-memory.dmp

Filesize
256KB

Download
memory/2828-37-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/3064-25-0x0000000000E40000-0x00000000010EA000-memory.dmp

Filesize
2.7MB

Download