orcus | 4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8

Analysis

max time kernel
140s
max time network
143s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23-04-2024 01:09

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General

Target

4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe
Size

2.6MB
MD5

920ed56a5f65bca9c189ab6cb13bc839
SHA1

3033a7a84afe092702c138d01534cedd25ffd067
SHA256

4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8
SHA512

54029137acd98cf79bd126b6184bd40e44e31813e0cde7ec44680cdb713a661ae2ae0e35dd8506a85886ec093cb094c891f192cd8fb4fd9e0c18d1e6a66a62d4
SSDEEP

24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/N3:Vh+ZkldoPKiYdKr91

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 9 IoCs

resource	yara_rule
behavioral1/memory/2192-4-0x0000000000250000-0x000000000033A000-memory.dmp	orcus
behavioral1/memory/2192-10-0x0000000000250000-0x000000000033A000-memory.dmp	orcus
behavioral1/memory/2192-11-0x0000000000250000-0x000000000033A000-memory.dmp	orcus
behavioral1/memory/3020-26-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/3020-32-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/3020-33-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1504-55-0x0000000000140000-0x000000000022A000-memory.dmp	orcus
behavioral1/memory/1504-61-0x0000000000140000-0x000000000022A000-memory.dmp	orcus
behavioral1/memory/1504-62-0x0000000000140000-0x000000000022A000-memory.dmp	orcus

Deletes itself 1 IoCs

pid	Process
2612	cmd.exe

Executes dropped EXE 3 IoCs

pid	Process
2580	setspn.exe
2816	setspn.exe
1300	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1876-0-0x0000000000950000-0x0000000000BFA000-memory.dmp	autoit_exe
behavioral1/files/0x00080000000122bf-22.dat	autoit_exe
behavioral1/memory/2580-24-0x0000000000D40000-0x0000000000FEA000-memory.dmp	autoit_exe
behavioral1/memory/2816-40-0x0000000000D40000-0x0000000000FEA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1876 set thread context of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 2580 set thread context of 3020	2580	setspn.exe	36
PID 2816 set thread context of 2452	2816	setspn.exe	42
PID 1300 set thread context of 1504	1300	setspn.exe	46

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
2616	schtasks.exe
2136	schtasks.exe
2396	schtasks.exe
376	schtasks.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2664	PING.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe
1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe
2580	setspn.exe
2580	setspn.exe
2816	setspn.exe
2816	setspn.exe
1300	setspn.exe
1300	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2192	RegSvcs.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2192	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	28
PID 1876 wrote to memory of 2616	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	29
PID 1876 wrote to memory of 2616	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	29
PID 1876 wrote to memory of 2616	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	29
PID 1876 wrote to memory of 2616	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	29
PID 1876 wrote to memory of 2612	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	31
PID 1876 wrote to memory of 2612	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	31
PID 1876 wrote to memory of 2612	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	31
PID 1876 wrote to memory of 2612	1876	4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe	31
PID 2612 wrote to memory of 2664	2612	cmd.exe	33
PID 2612 wrote to memory of 2664	2612	cmd.exe	33
PID 2612 wrote to memory of 2664	2612	cmd.exe	33
PID 2612 wrote to memory of 2664	2612	cmd.exe	33
PID 2432 wrote to memory of 2580	2432	taskeng.exe	35
PID 2432 wrote to memory of 2580	2432	taskeng.exe	35
PID 2432 wrote to memory of 2580	2432	taskeng.exe	35
PID 2432 wrote to memory of 2580	2432	taskeng.exe	35
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 3020	2580	setspn.exe	36
PID 2580 wrote to memory of 2136	2580	setspn.exe	37
PID 2580 wrote to memory of 2136	2580	setspn.exe	37
PID 2580 wrote to memory of 2136	2580	setspn.exe	37
PID 2580 wrote to memory of 2136	2580	setspn.exe	37
PID 2432 wrote to memory of 2816	2432	taskeng.exe	41
PID 2432 wrote to memory of 2816	2432	taskeng.exe	41
PID 2432 wrote to memory of 2816	2432	taskeng.exe	41
PID 2432 wrote to memory of 2816	2432	taskeng.exe	41
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2452	2816	setspn.exe	42
PID 2816 wrote to memory of 2396	2816	setspn.exe	43
PID 2816 wrote to memory of 2396	2816	setspn.exe	43
PID 2816 wrote to memory of 2396	2816	setspn.exe	43
PID 2816 wrote to memory of 2396	2816	setspn.exe	43
PID 2432 wrote to memory of 1300	2432	taskeng.exe	45
PID 2432 wrote to memory of 1300	2432	taskeng.exe	45
PID 2432 wrote to memory of 1300	2432	taskeng.exe	45
PID 2432 wrote to memory of 1300	2432	taskeng.exe	45
PID 1300 wrote to memory of 1504	1300	setspn.exe	46
PID 1300 wrote to memory of 1504	1300	setspn.exe	46
PID 1300 wrote to memory of 1504	1300	setspn.exe	46
PID 1300 wrote to memory of 1504	1300	setspn.exe	46
PID 1300 wrote to memory of 1504	1300	setspn.exe	46

C:\Users\Admin\AppData\Local\Temp\4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe
"C:\Users\Admin\AppData\Local\Temp\4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1876
- 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:2192
- 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:2616
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /k ping 127.0.0.1 -t 0 & del C:\Users\Admin\AppData\Local\Temp\4f7c35deff2bf556e7df490efb30530b3111b124d4d62f4293cfe04c6c67d2a8.exe & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -t 0
    3⤵
    - Runs ping.exe
    PID:2664

C:\Windows\system32\taskeng.exe
taskeng.exe {360245B7-F185-43E9-A57B-027AEC8787A0} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2432
- 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:2580
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:3020
- - 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:2136
- 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:2816
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2452
- - 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: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:1300
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1504
- - 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:376

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

Remote System Discovery

T1018

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
ee3730d593c35e266d01813597881218

SHA1
f9ac17b55a451ded2ef1d2c8018be525590d5828

SHA256
34427e9c5c9af7763997fd52ea028f40681151030165816e048eb9c226f09a8e

SHA512
250f1652316bcb3a275257d11799f40e344bddaaef861c2179941aa1f89b32d0c72b0548fbbf42c595d7c1d195be4d0140e9207b1dfd4cc32d5ed55665d487ad

Download Submit
memory/1504-65-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/1504-63-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/1504-64-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download
memory/1504-62-0x0000000000140000-0x000000000022A000-memory.dmp

Filesize
936KB

Download
memory/1504-61-0x0000000000140000-0x000000000022A000-memory.dmp

Filesize
936KB

Download
memory/1504-55-0x0000000000140000-0x000000000022A000-memory.dmp

Filesize
936KB

Download
memory/1876-1-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1876-0-0x0000000000950000-0x0000000000BFA000-memory.dmp

Filesize
2.7MB

Download
memory/2192-38-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2192-4-0x0000000000250000-0x000000000033A000-memory.dmp

Filesize
936KB

Download
memory/2192-18-0x0000000000590000-0x00000000005A2000-memory.dmp

Filesize
72KB

Download
memory/2192-20-0x0000000000680000-0x0000000000698000-memory.dmp

Filesize
96KB

Download
memory/2192-19-0x0000000000630000-0x0000000000638000-memory.dmp

Filesize
32KB

Download
memory/2192-21-0x00000000008B0000-0x00000000008C0000-memory.dmp

Filesize
64KB

Download
memory/2192-16-0x00000000003E0000-0x00000000003EE000-memory.dmp

Filesize
56KB

Download
memory/2192-17-0x00000000048D0000-0x000000000492C000-memory.dmp

Filesize
368KB

Download
memory/2192-2-0x0000000000250000-0x000000000033A000-memory.dmp

Filesize
936KB

Download
memory/2192-15-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/2192-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2192-10-0x0000000000250000-0x000000000033A000-memory.dmp

Filesize
936KB

Download
memory/2192-11-0x0000000000250000-0x000000000033A000-memory.dmp

Filesize
936KB

Download
memory/2192-14-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2192-37-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2452-50-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2452-51-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2580-24-0x0000000000D40000-0x0000000000FEA000-memory.dmp

Filesize
2.7MB

Download
memory/2816-40-0x0000000000D40000-0x0000000000FEA000-memory.dmp

Filesize
2.7MB

Download
memory/3020-36-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-35-0x00000000006F0000-0x0000000000730000-memory.dmp

Filesize
256KB

Download
memory/3020-34-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-33-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3020-32-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3020-26-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download