orcus | c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1

Analysis

max time kernel
144s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 02:24

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General

Target

c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe
Size

2.6MB
MD5

13c3a034cd26d3cae08b857e626157fc
SHA1

490e2ac6001bb07e1c3f782398a388d6a91ee84b
SHA256

c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1
SHA512

15a187ed32dacdb2025af43dd9de0794ccb62c40d05c2a2ec17ae0a3a67ac79698f5415ab10a057cc2acfcc3ff657a12ab7234c8b443fad563665345fbb10dca
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxq:Hh+ZkldoPKiYdqd6i

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/2228-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2228-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2228-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2860	setspn.exe
2388	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2212-0-0x0000000000B30000-0x0000000000DDA000-memory.dmp	autoit_exe
behavioral1/files/0x000800000001225f-23.dat	autoit_exe
behavioral1/memory/2860-25-0x0000000000DA0000-0x000000000104A000-memory.dmp	autoit_exe
behavioral1/memory/2388-39-0x0000000000DA0000-0x000000000104A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2860 set thread context of 2240	2860	setspn.exe	35
PID 2388 set thread context of 1940	2388	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
2068	schtasks.exe
1048	schtasks.exe
1608	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe
2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe
2860	setspn.exe
2860	setspn.exe
2388	setspn.exe
2388	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2228	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2228	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2228	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	28
PID 2212 wrote to memory of 2068	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	29
PID 2212 wrote to memory of 2068	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	29
PID 2212 wrote to memory of 2068	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	29
PID 2212 wrote to memory of 2068	2212	c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe	29
PID 2836 wrote to memory of 2860	2836	taskeng.exe	34
PID 2836 wrote to memory of 2860	2836	taskeng.exe	34
PID 2836 wrote to memory of 2860	2836	taskeng.exe	34
PID 2836 wrote to memory of 2860	2836	taskeng.exe	34
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 2240	2860	setspn.exe	35
PID 2860 wrote to memory of 1048	2860	setspn.exe	36
PID 2860 wrote to memory of 1048	2860	setspn.exe	36
PID 2860 wrote to memory of 1048	2860	setspn.exe	36
PID 2860 wrote to memory of 1048	2860	setspn.exe	36
PID 2836 wrote to memory of 2388	2836	taskeng.exe	38
PID 2836 wrote to memory of 2388	2836	taskeng.exe	38
PID 2836 wrote to memory of 2388	2836	taskeng.exe	38
PID 2836 wrote to memory of 2388	2836	taskeng.exe	38
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1940	2388	setspn.exe	39
PID 2388 wrote to memory of 1608	2388	setspn.exe	40
PID 2388 wrote to memory of 1608	2388	setspn.exe	40
PID 2388 wrote to memory of 1608	2388	setspn.exe	40
PID 2388 wrote to memory of 1608	2388	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe
"C:\Users\Admin\AppData\Local\Temp\c4cd5c0d946bce563843ac18c61c373b6265df3923f69bd3c80cd22c6f7c85b1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2212
- 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:2228
- 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:2068

C:\Windows\system32\taskeng.exe
taskeng.exe {AFB5951A-36E7-4115-B598-5AA7FCE693CD} S-1-5-21-1658372521-4246568289-2509113762-1000:PIRBKNPS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2836
- 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:2860
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2240
- - 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:1048
- 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:2388
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1940
- - 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:1608

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
d3cf09818c3e719c362bc35ec59f750c

SHA1
0ba19e2210bb9ca14ef36655833fda908ae89eb5

SHA256
5e0093b67596866c1507e41033bc4d09bc1c66d548cae83fccc5f76dba9c6926

SHA512
2cc3d9a61bce04647038e6600773c77327b1e5443aea5d9ee8c8d208994f106f7b7a10d915d6eafb8b96e0598954f7ff8af5c57d35f82f9f9f1225381a584f95

Download Submit
memory/1940-50-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/1940-49-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-0-0x0000000000B30000-0x0000000000DDA000-memory.dmp

Filesize
2.7MB

Download
memory/2212-1-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2228-18-0x00000000005D0000-0x00000000005D8000-memory.dmp

Filesize
32KB

Download
memory/2228-20-0x0000000000810000-0x0000000000820000-memory.dmp

Filesize
64KB

Download
memory/2228-13-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-14-0x0000000004CE0000-0x0000000004D20000-memory.dmp

Filesize
256KB

Download
memory/2228-15-0x0000000000520000-0x000000000052E000-memory.dmp

Filesize
56KB

Download
memory/2228-16-0x0000000000D70000-0x0000000000DCC000-memory.dmp

Filesize
368KB

Download
memory/2228-17-0x0000000000570000-0x0000000000582000-memory.dmp

Filesize
72KB

Download
memory/2228-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2228-19-0x00000000005E0000-0x00000000005F8000-memory.dmp

Filesize
96KB

Download
memory/2228-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2228-21-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-22-0x0000000004CE0000-0x0000000004D20000-memory.dmp

Filesize
256KB

Download
memory/2228-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2228-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2228-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2240-35-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-37-0x00000000737E0000-0x0000000073ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-36-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

Filesize
256KB

Download
memory/2388-39-0x0000000000DA0000-0x000000000104A000-memory.dmp

Filesize
2.7MB

Download
memory/2860-25-0x0000000000DA0000-0x000000000104A000-memory.dmp

Filesize
2.7MB

Download