orcus | 055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda

Analysis

max time kernel
148s
max time network
142s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-04-2024 01:21

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General

Target

055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe
Size

2.6MB
MD5

30e6c469c3a8bab115b69f45a6cedaf4
SHA1

0e41e9e0026a75cbad35b954a53e16b8520182e5
SHA256

055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda
SHA512

f13de2ed7d11874092b4f3d604347a7836d676a264f89cd4eb4586c55349c4739ccfdfa96eba78dafef169ddc9d266b21896c0b92543676178ca2adf389f0362
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxk:Hh+ZkldoPKiYdqd6M

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 6 IoCs

resource	yara_rule
behavioral1/memory/1628-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1628-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1628-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2920-40-0x0000000000200000-0x00000000002EA000-memory.dmp	orcus
behavioral1/memory/2920-46-0x0000000000200000-0x00000000002EA000-memory.dmp	orcus
behavioral1/memory/2920-47-0x0000000000200000-0x00000000002EA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2448	setspn.exe
1580	setspn.exe
1648	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2992-0-0x0000000000890000-0x0000000000B3A000-memory.dmp	autoit_exe
behavioral1/files/0x000d000000012674-21.dat	autoit_exe
behavioral1/memory/2448-23-0x0000000001370000-0x000000000161A000-memory.dmp	autoit_exe
behavioral1/memory/1580-38-0x0000000001370000-0x000000000161A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2992 set thread context of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2448 set thread context of 2932	2448	setspn.exe	33
PID 1580 set thread context of 2920	1580	setspn.exe	39
PID 1648 set thread context of 1484	1648	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 4 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2372	schtasks.exe
2080	schtasks.exe
1724	schtasks.exe
2520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe
2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe
2448	setspn.exe
2448	setspn.exe
1580	setspn.exe
1580	setspn.exe
1648	setspn.exe
1648	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1628	RegSvcs.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 1628	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	28
PID 2992 wrote to memory of 2520	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	29
PID 2992 wrote to memory of 2520	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	29
PID 2992 wrote to memory of 2520	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	29
PID 2992 wrote to memory of 2520	2992	055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe	29
PID 2552 wrote to memory of 2448	2552	taskeng.exe	32
PID 2552 wrote to memory of 2448	2552	taskeng.exe	32
PID 2552 wrote to memory of 2448	2552	taskeng.exe	32
PID 2552 wrote to memory of 2448	2552	taskeng.exe	32
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2932	2448	setspn.exe	33
PID 2448 wrote to memory of 2372	2448	setspn.exe	34
PID 2448 wrote to memory of 2372	2448	setspn.exe	34
PID 2448 wrote to memory of 2372	2448	setspn.exe	34
PID 2448 wrote to memory of 2372	2448	setspn.exe	34
PID 2552 wrote to memory of 1580	2552	taskeng.exe	38
PID 2552 wrote to memory of 1580	2552	taskeng.exe	38
PID 2552 wrote to memory of 1580	2552	taskeng.exe	38
PID 2552 wrote to memory of 1580	2552	taskeng.exe	38
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2920	1580	setspn.exe	39
PID 1580 wrote to memory of 2080	1580	setspn.exe	40
PID 1580 wrote to memory of 2080	1580	setspn.exe	40
PID 1580 wrote to memory of 2080	1580	setspn.exe	40
PID 1580 wrote to memory of 2080	1580	setspn.exe	40
PID 2552 wrote to memory of 1648	2552	taskeng.exe	42
PID 2552 wrote to memory of 1648	2552	taskeng.exe	42
PID 2552 wrote to memory of 1648	2552	taskeng.exe	42
PID 2552 wrote to memory of 1648	2552	taskeng.exe	42
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1484	1648	setspn.exe	43
PID 1648 wrote to memory of 1724	1648	setspn.exe	44
PID 1648 wrote to memory of 1724	1648	setspn.exe	44
PID 1648 wrote to memory of 1724	1648	setspn.exe	44
PID 1648 wrote to memory of 1724	1648	setspn.exe	44

C:\Users\Admin\AppData\Local\Temp\055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe
"C:\Users\Admin\AppData\Local\Temp\055e00837c9cf904b584196df08e5391045ba52e4f876f136ce13e5f0a909eda.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2992
- 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:1628
- 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:2520

C:\Windows\system32\taskeng.exe
taskeng.exe {D805DFB3-C763-4CA8-9124-5AF492C2BE81} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- 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:2448
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    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
    3⤵
    - Creates scheduled task(s)
    PID:2372
- 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:1580
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2920
- - 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:2080
- 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:1648
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1484
- - 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:1724

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

Replay Monitor

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Downloads

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

Filesize
2.6MB

MD5
a3a26d63f6e3979ef6efeac8fcd7a9e4

SHA1
644567d01aad86854dbcc6ef1950be6d2f16df57

SHA256
fa6f46f6a23fa65aa814e1ba940806a2c5312fc06ea08a284b4d544cc3a87c19

SHA512
e9d0578fed802975fd22a97bec0e560ec116f270e6de9d0ac83153d1d0c2c29d16f9d0ac471510e8722afb3af5bbf351ddd586fcedb4799d47709a28f830dc54

Download Submit
memory/1484-64-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/1484-63-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/1484-62-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/1580-38-0x0000000001370000-0x000000000161A000-memory.dmp

Filesize
2.7MB

Download
memory/1628-14-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/1628-28-0x0000000004B40000-0x0000000004B80000-memory.dmp

Filesize
256KB

Download
memory/1628-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1628-13-0x0000000000260000-0x000000000026E000-memory.dmp

Filesize
56KB

Download
memory/1628-15-0x0000000004B40000-0x0000000004B80000-memory.dmp

Filesize
256KB

Download
memory/1628-16-0x0000000002180000-0x00000000021DC000-memory.dmp

Filesize
368KB

Download
memory/1628-17-0x0000000000620000-0x0000000000632000-memory.dmp

Filesize
72KB

Download
memory/1628-18-0x0000000000640000-0x0000000000648000-memory.dmp

Filesize
32KB

Download
memory/1628-19-0x0000000000650000-0x0000000000668000-memory.dmp

Filesize
96KB

Download
memory/1628-20-0x0000000000880000-0x0000000000890000-memory.dmp

Filesize
64KB

Download
memory/1628-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1628-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1628-24-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/1628-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1628-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2448-23-0x0000000001370000-0x000000000161A000-memory.dmp

Filesize
2.7MB

Download
memory/2920-40-0x0000000000200000-0x00000000002EA000-memory.dmp

Filesize
936KB

Download
memory/2920-46-0x0000000000200000-0x00000000002EA000-memory.dmp

Filesize
936KB

Download
memory/2920-47-0x0000000000200000-0x00000000002EA000-memory.dmp

Filesize
936KB

Download
memory/2920-48-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-49-0x0000000004B70000-0x0000000004BB0000-memory.dmp

Filesize
256KB

Download
memory/2920-50-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-36-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-35-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-0-0x0000000000890000-0x0000000000B3A000-memory.dmp

Filesize
2.7MB

Download
memory/2992-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download