orcus | 35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-04-2024 02:03

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General

Target

35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe
Size

2.6MB
MD5

be991555f781db551f8e8e568ebd7222
SHA1

49d21b445b7795e1c1e9152507b8a6a732ffde4a
SHA256

35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d
SHA512

7f3c11544e8ade57b66b9716a80c1d9a9b7654da005a3e1d5ddafa3d983bca023df301b785ce916d82cce1eea92b756beb706a6ff733d847f7bdd369842d5a59
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxx2:Hh+ZkldoPKiYdqd6u

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/2720-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2720-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2720-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2412	setspn.exe
1796	setspn.exe
3020	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1784-0-0x0000000000140000-0x00000000003EA000-memory.dmp	autoit_exe
behavioral1/files/0x000c000000015a2d-21.dat	autoit_exe
behavioral1/memory/2412-23-0x0000000000C80000-0x0000000000F2A000-memory.dmp	autoit_exe
behavioral1/memory/1796-38-0x0000000000C80000-0x0000000000F2A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1784 set thread context of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 2412 set thread context of 2868	2412	setspn.exe	33
PID 1796 set thread context of 916	1796	setspn.exe	39
PID 3020 set thread context of 1016	3020	setspn.exe	43

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
2612	schtasks.exe
520	schtasks.exe
1696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe
1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe
2412	setspn.exe
2412	setspn.exe
1796	setspn.exe
1796	setspn.exe
3020	setspn.exe
3020	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2720	RegSvcs.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2720	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	28
PID 1784 wrote to memory of 2612	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	29
PID 1784 wrote to memory of 2612	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	29
PID 1784 wrote to memory of 2612	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	29
PID 1784 wrote to memory of 2612	1784	35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe	29
PID 2456 wrote to memory of 2412	2456	taskeng.exe	32
PID 2456 wrote to memory of 2412	2456	taskeng.exe	32
PID 2456 wrote to memory of 2412	2456	taskeng.exe	32
PID 2456 wrote to memory of 2412	2456	taskeng.exe	32
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 2868	2412	setspn.exe	33
PID 2412 wrote to memory of 520	2412	setspn.exe	34
PID 2412 wrote to memory of 520	2412	setspn.exe	34
PID 2412 wrote to memory of 520	2412	setspn.exe	34
PID 2412 wrote to memory of 520	2412	setspn.exe	34
PID 2456 wrote to memory of 1796	2456	taskeng.exe	38
PID 2456 wrote to memory of 1796	2456	taskeng.exe	38
PID 2456 wrote to memory of 1796	2456	taskeng.exe	38
PID 2456 wrote to memory of 1796	2456	taskeng.exe	38
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 916	1796	setspn.exe	39
PID 1796 wrote to memory of 1696	1796	setspn.exe	40
PID 1796 wrote to memory of 1696	1796	setspn.exe	40
PID 1796 wrote to memory of 1696	1796	setspn.exe	40
PID 1796 wrote to memory of 1696	1796	setspn.exe	40
PID 2456 wrote to memory of 3020	2456	taskeng.exe	42
PID 2456 wrote to memory of 3020	2456	taskeng.exe	42
PID 2456 wrote to memory of 3020	2456	taskeng.exe	42
PID 2456 wrote to memory of 3020	2456	taskeng.exe	42
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43
PID 3020 wrote to memory of 1016	3020	setspn.exe	43

C:\Users\Admin\AppData\Local\Temp\35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe
"C:\Users\Admin\AppData\Local\Temp\35c6377b0c4a3b0dc6014e2e2dce54f580dd4c0082af783b7978c6472e8a699d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1784
- 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:2720
- 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:2612

C:\Windows\system32\taskeng.exe
taskeng.exe {B0C74251-6EF6-417A-8562-93E26C829358} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2456
- 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:2412
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2868
- - 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:520
- 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:1796
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:916
- - 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:1696
- 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:3020
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1016

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
b10f8d10e34f24f6cf67f01d432f270c

SHA1
d05e25fdeafb2b49cdf14d77ce2c90779eb77ee7

SHA256
07d466cd317ca4fccd2405e363a5adebc870da1d30a0c97c22dcf8a76ebd95cb

SHA512
3c5b1a346f22718779492e59f24761d9908989ebbd01a5ae4255783d12390bcfa2cbf95edf361d3a1826faa6a994e2977f905f2e0a4f3d55dfc78f2e53670165

Download Submit
memory/916-50-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/916-49-0x0000000000F40000-0x0000000000F80000-memory.dmp

Filesize
256KB

Download
memory/916-48-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1784-0-0x0000000000140000-0x00000000003EA000-memory.dmp

Filesize
2.7MB

Download
memory/1784-1-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1796-38-0x0000000000C80000-0x0000000000F2A000-memory.dmp

Filesize
2.7MB

Download
memory/2412-23-0x0000000000C80000-0x0000000000F2A000-memory.dmp

Filesize
2.7MB

Download
memory/2720-17-0x0000000000770000-0x0000000000782000-memory.dmp

Filesize
72KB

Download
memory/2720-24-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2720-16-0x0000000000E30000-0x0000000000E8C000-memory.dmp

Filesize
368KB

Download
memory/2720-18-0x0000000000CB0000-0x0000000000CB8000-memory.dmp

Filesize
32KB

Download
memory/2720-14-0x0000000004450000-0x0000000004490000-memory.dmp

Filesize
256KB

Download
memory/2720-19-0x00000000043A0000-0x00000000043B8000-memory.dmp

Filesize
96KB

Download
memory/2720-20-0x00000000043E0000-0x00000000043F0000-memory.dmp

Filesize
64KB

Download
memory/2720-13-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2720-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-15-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2720-27-0x0000000004450000-0x0000000004490000-memory.dmp

Filesize
256KB

Download
memory/2720-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2720-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2720-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2720-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2868-36-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-35-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download