orcus | f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c

Analysis

max time kernel
150s
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 01:51

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General

Target

f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe
Size

2.6MB
MD5

6d5dc4090c1edde63e66d718c1d6ecae
SHA1

13974d85b8887cfb02cdf106338e52c4deafa86c
SHA256

f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c
SHA512

93639f6d63cf478ce5dc3d99d44855ba8ef1be8ecd5608d7ddc78216817940654c36b73e33ed894402432308030420712a286d2a9f338fb52d3e21b5335001b6
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxo:Hh+ZkldoPKiYdqd6Q

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/1112-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1112-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1112-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2504	setspn.exe
1996	setspn.exe
2144	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2176-0-0x0000000000DA0000-0x000000000104A000-memory.dmp	autoit_exe
behavioral1/files/0x000c0000000122df-22.dat	autoit_exe
behavioral1/memory/2504-24-0x0000000000100000-0x00000000003AA000-memory.dmp	autoit_exe
behavioral1/memory/1996-39-0x0000000000EF0000-0x000000000119A000-memory.dmp	autoit_exe
behavioral1/memory/2144-53-0x0000000000320000-0x00000000005CA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2176 set thread context of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2504 set thread context of 2372	2504	setspn.exe	33
PID 1996 set thread context of 644	1996	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
2032	schtasks.exe
2880	schtasks.exe
2908	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe
2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe
2504	setspn.exe
2504	setspn.exe
1996	setspn.exe
1996	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1112	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1112	RegSvcs.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 1112	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	28
PID 2176 wrote to memory of 2032	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	29
PID 2176 wrote to memory of 2032	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	29
PID 2176 wrote to memory of 2032	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	29
PID 2176 wrote to memory of 2032	2176	f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe	29
PID 2396 wrote to memory of 2504	2396	taskeng.exe	32
PID 2396 wrote to memory of 2504	2396	taskeng.exe	32
PID 2396 wrote to memory of 2504	2396	taskeng.exe	32
PID 2396 wrote to memory of 2504	2396	taskeng.exe	32
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2372	2504	setspn.exe	33
PID 2504 wrote to memory of 2880	2504	setspn.exe	34
PID 2504 wrote to memory of 2880	2504	setspn.exe	34
PID 2504 wrote to memory of 2880	2504	setspn.exe	34
PID 2504 wrote to memory of 2880	2504	setspn.exe	34
PID 2396 wrote to memory of 1996	2396	taskeng.exe	38
PID 2396 wrote to memory of 1996	2396	taskeng.exe	38
PID 2396 wrote to memory of 1996	2396	taskeng.exe	38
PID 2396 wrote to memory of 1996	2396	taskeng.exe	38
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 644	1996	setspn.exe	39
PID 1996 wrote to memory of 2908	1996	setspn.exe	40
PID 1996 wrote to memory of 2908	1996	setspn.exe	40
PID 1996 wrote to memory of 2908	1996	setspn.exe	40
PID 1996 wrote to memory of 2908	1996	setspn.exe	40
PID 2396 wrote to memory of 2144	2396	taskeng.exe	42
PID 2396 wrote to memory of 2144	2396	taskeng.exe	42
PID 2396 wrote to memory of 2144	2396	taskeng.exe	42
PID 2396 wrote to memory of 2144	2396	taskeng.exe	42

C:\Users\Admin\AppData\Local\Temp\f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe
"C:\Users\Admin\AppData\Local\Temp\f6d65611de288d3e5d856b514dc61a275f1c27c7e69d9bd7acc015c14ea3938c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2176
- 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:1112
- 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:2032

C:\Windows\system32\taskeng.exe
taskeng.exe {46224857-9B00-4D17-8A2F-B67D5D0E46BC} S-1-5-21-3787592910-3720486031-2929222812-1000:HSNHLVYA\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- 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:2504
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2372
- - 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:2880
- 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:1996
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:644
- - 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:2908
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  PID:2144

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
915781d52a7aa35d1718ae6e9396fab9

SHA1
582952c78b1ef2489f49c1e430d1223c80f12d32

SHA256
c4aab8f41bb799f2728852b68ead3b43a95f0c61b66b086c516fc200b7257fed

SHA512
54a27807547b3841e8f609df14976106177e9149345ce3beabc281d6e190c4173c21fa79bb0fec61871cffc340a00cee7fec441e4afb7f7db13e2b6633461edb

Download Submit
memory/644-51-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/644-50-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/644-49-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/1112-18-0x0000000000680000-0x0000000000688000-memory.dmp

Filesize
32KB

Download
memory/1112-21-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/1112-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-13-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/1112-14-0x0000000000F90000-0x0000000000FD0000-memory.dmp

Filesize
256KB

Download
memory/1112-15-0x0000000000250000-0x000000000025E000-memory.dmp

Filesize
56KB

Download
memory/1112-16-0x00000000010A0000-0x00000000010FC000-memory.dmp

Filesize
368KB

Download
memory/1112-17-0x00000000002E0000-0x00000000002F2000-memory.dmp

Filesize
72KB

Download
memory/1112-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-19-0x0000000000690000-0x00000000006A8000-memory.dmp

Filesize
96KB

Download
memory/1112-20-0x0000000000900000-0x0000000000910000-memory.dmp

Filesize
64KB

Download
memory/1112-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1112-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-25-0x0000000000F90000-0x0000000000FD0000-memory.dmp

Filesize
256KB

Download
memory/1996-39-0x0000000000EF0000-0x000000000119A000-memory.dmp

Filesize
2.7MB

Download
memory/2144-53-0x0000000000320000-0x00000000005CA000-memory.dmp

Filesize
2.7MB

Download
memory/2176-0-0x0000000000DA0000-0x000000000104A000-memory.dmp

Filesize
2.7MB

Download
memory/2176-1-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2372-36-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-37-0x0000000073A60000-0x000000007414E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-24-0x0000000000100000-0x00000000003AA000-memory.dmp

Filesize
2.7MB

Download