orcus | ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 01:50

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General

Target

ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe
Size

2.6MB
MD5

d1a0e4b90390d2f9587556ebc0af4ba5
SHA1

4383e9ed985deb247cf63018e1bb8f5b27e5365b
SHA256

ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69
SHA512

bc3c799e5d9e70561f73f89f0ac370f74d86d678475ea0af04ea413bf9fbe697502e4ac150579e9b4660749f67b17d3dd4b5935e1fb5ba72cc4919e95832f163
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxx7:Hh+ZkldoPKiYdqd6z

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/3016-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/3016-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/3016-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1600-41-0x0000000000110000-0x00000000001FA000-memory.dmp	orcus
behavioral1/memory/1600-47-0x0000000000110000-0x00000000001FA000-memory.dmp	orcus
behavioral1/memory/1600-48-0x0000000000110000-0x00000000001FA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2540	setspn.exe
1952	setspn.exe
2236	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2180-0-0x0000000000BC0000-0x0000000000E6A000-memory.dmp	autoit_exe
behavioral1/files/0x000d0000000122b8-22.dat	autoit_exe
behavioral1/memory/2540-24-0x0000000000A00000-0x0000000000CAA000-memory.dmp	autoit_exe
behavioral1/memory/1952-38-0x00000000011D0000-0x000000000147A000-memory.dmp	autoit_exe
behavioral1/memory/2236-53-0x00000000011D0000-0x000000000147A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2540 set thread context of 2576	2540	setspn.exe	35
PID 1952 set thread context of 1600	1952	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
2584	schtasks.exe
1548	schtasks.exe
988	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe
2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe
2540	setspn.exe
2540	setspn.exe
1952	setspn.exe
1952	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3016	RegSvcs.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 3016	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	28
PID 2180 wrote to memory of 988	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	29
PID 2180 wrote to memory of 988	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	29
PID 2180 wrote to memory of 988	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	29
PID 2180 wrote to memory of 988	2180	ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe	29
PID 2660 wrote to memory of 2540	2660	taskeng.exe	34
PID 2660 wrote to memory of 2540	2660	taskeng.exe	34
PID 2660 wrote to memory of 2540	2660	taskeng.exe	34
PID 2660 wrote to memory of 2540	2660	taskeng.exe	34
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2576	2540	setspn.exe	35
PID 2540 wrote to memory of 2584	2540	setspn.exe	36
PID 2540 wrote to memory of 2584	2540	setspn.exe	36
PID 2540 wrote to memory of 2584	2540	setspn.exe	36
PID 2540 wrote to memory of 2584	2540	setspn.exe	36
PID 2660 wrote to memory of 1952	2660	taskeng.exe	38
PID 2660 wrote to memory of 1952	2660	taskeng.exe	38
PID 2660 wrote to memory of 1952	2660	taskeng.exe	38
PID 2660 wrote to memory of 1952	2660	taskeng.exe	38
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1600	1952	setspn.exe	39
PID 1952 wrote to memory of 1548	1952	setspn.exe	40
PID 1952 wrote to memory of 1548	1952	setspn.exe	40
PID 1952 wrote to memory of 1548	1952	setspn.exe	40
PID 1952 wrote to memory of 1548	1952	setspn.exe	40
PID 2660 wrote to memory of 2236	2660	taskeng.exe	42
PID 2660 wrote to memory of 2236	2660	taskeng.exe	42
PID 2660 wrote to memory of 2236	2660	taskeng.exe	42
PID 2660 wrote to memory of 2236	2660	taskeng.exe	42

C:\Users\Admin\AppData\Local\Temp\ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe
"C:\Users\Admin\AppData\Local\Temp\ae3b8f9c622d0cd0c5e707dcf903eb3fedd5480fc8557d696398499b5b62db69.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2180
- 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:3016
- 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:988

C:\Windows\system32\taskeng.exe
taskeng.exe {27E764BD-BF03-4ED8-B8F5-62F7C3340196} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- 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:2540
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2576
- - 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:2584
- 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:1952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1600
- - 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:1548
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  PID:2236

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
b6394783b0c6fde4df6e3ed6d6dba4b5

SHA1
c057b087ba90ae951835d60c8c89f0f163b34e3a

SHA256
90295427e71457137cb0e2f60ebef7ef20f97e8f387f241cfb4443f6213813b4

SHA512
b901ffd4c136aaeb65a4a8cce245eba4e46a7e8a83835bbe7bf71a1c43910303ca579c55ec8d951d8d556894ad35cdf00917711388be19f4e2240b1956595eca

Download Submit
memory/1600-48-0x0000000000110000-0x00000000001FA000-memory.dmp

Filesize
936KB

Download
memory/1600-47-0x0000000000110000-0x00000000001FA000-memory.dmp

Filesize
936KB

Download
memory/1600-51-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-49-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/1600-50-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/1600-41-0x0000000000110000-0x00000000001FA000-memory.dmp

Filesize
936KB

Download
memory/1952-38-0x00000000011D0000-0x000000000147A000-memory.dmp

Filesize
2.7MB

Download
memory/2180-0-0x0000000000BC0000-0x0000000000E6A000-memory.dmp

Filesize
2.7MB

Download
memory/2180-1-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/2236-53-0x00000000011D0000-0x000000000147A000-memory.dmp

Filesize
2.7MB

Download
memory/2540-24-0x0000000000A00000-0x0000000000CAA000-memory.dmp

Filesize
2.7MB

Download
memory/2576-36-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/2576-35-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/2576-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3016-13-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-21-0x0000000072C60000-0x000000007334E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-20-0x0000000000910000-0x0000000000920000-memory.dmp

Filesize
64KB

Download
memory/3016-25-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download
memory/3016-19-0x00000000006D0000-0x00000000006E8000-memory.dmp

Filesize
96KB

Download
memory/3016-18-0x00000000006C0000-0x00000000006C8000-memory.dmp

Filesize
32KB

Download
memory/3016-17-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/3016-16-0x0000000000590000-0x00000000005EC000-memory.dmp

Filesize
368KB

Download
memory/3016-15-0x0000000000350000-0x000000000035E000-memory.dmp

Filesize
56KB

Download
memory/3016-14-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download
memory/3016-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3016-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3016-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3016-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3016-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download