orcus | 4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac

Analysis

max time kernel
140s
max time network
145s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 01:12

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General

Target

4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe
Size

2.6MB
MD5

157eec6cde8a232039b618340eb52a37
SHA1

eed588d32c889c2a66c1843f479f01d098547d96
SHA256

4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac
SHA512

2cfeca1582763fef2dc50267c678c773e86eeab81e1869b4b653fb2e8949462fcf870d480cb3feb9f5fa882ab85d159ad7f35a07280f650d72df34a00b96ef66
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxT:Hh+ZkldoPKiYdqd67

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/400-4-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/400-10-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/400-11-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/1080-58-0x00000000000D0000-0x00000000001BA000-memory.dmp	orcus
behavioral1/memory/1080-65-0x00000000000D0000-0x00000000001BA000-memory.dmp	orcus
behavioral1/memory/1080-64-0x00000000000D0000-0x00000000001BA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2772	setspn.exe
1212	setspn.exe
1352	setspn.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2948-0-0x0000000001230000-0x00000000014DA000-memory.dmp	autoit_exe
behavioral1/files/0x000c00000001220d-22.dat	autoit_exe
behavioral1/memory/2772-24-0x0000000000E10000-0x00000000010BA000-memory.dmp	autoit_exe
behavioral1/memory/1212-40-0x0000000000E10000-0x00000000010BA000-memory.dmp	autoit_exe
behavioral1/memory/1352-55-0x0000000001120000-0x00000000013CA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2772 set thread context of 2508	2772	setspn.exe	33
PID 1212 set thread context of 2392	1212	setspn.exe	39
PID 1352 set thread context of 1080	1352	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
2528	schtasks.exe
640	schtasks.exe
1016	schtasks.exe
2656	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe
2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe
2772	setspn.exe
2772	setspn.exe
1212	setspn.exe
1212	setspn.exe
1352	setspn.exe
1352	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	400	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
400	RegSvcs.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 400	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	28
PID 2948 wrote to memory of 2656	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	29
PID 2948 wrote to memory of 2656	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	29
PID 2948 wrote to memory of 2656	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	29
PID 2948 wrote to memory of 2656	2948	4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe	29
PID 2884 wrote to memory of 2772	2884	taskeng.exe	32
PID 2884 wrote to memory of 2772	2884	taskeng.exe	32
PID 2884 wrote to memory of 2772	2884	taskeng.exe	32
PID 2884 wrote to memory of 2772	2884	taskeng.exe	32
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2508	2772	setspn.exe	33
PID 2772 wrote to memory of 2528	2772	setspn.exe	34
PID 2772 wrote to memory of 2528	2772	setspn.exe	34
PID 2772 wrote to memory of 2528	2772	setspn.exe	34
PID 2772 wrote to memory of 2528	2772	setspn.exe	34
PID 2884 wrote to memory of 1212	2884	taskeng.exe	38
PID 2884 wrote to memory of 1212	2884	taskeng.exe	38
PID 2884 wrote to memory of 1212	2884	taskeng.exe	38
PID 2884 wrote to memory of 1212	2884	taskeng.exe	38
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 2392	1212	setspn.exe	39
PID 1212 wrote to memory of 640	1212	setspn.exe	40
PID 1212 wrote to memory of 640	1212	setspn.exe	40
PID 1212 wrote to memory of 640	1212	setspn.exe	40
PID 1212 wrote to memory of 640	1212	setspn.exe	40
PID 2884 wrote to memory of 1352	2884	taskeng.exe	42
PID 2884 wrote to memory of 1352	2884	taskeng.exe	42
PID 2884 wrote to memory of 1352	2884	taskeng.exe	42
PID 2884 wrote to memory of 1352	2884	taskeng.exe	42
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1080	1352	setspn.exe	43
PID 1352 wrote to memory of 1016	1352	setspn.exe	44
PID 1352 wrote to memory of 1016	1352	setspn.exe	44
PID 1352 wrote to memory of 1016	1352	setspn.exe	44
PID 1352 wrote to memory of 1016	1352	setspn.exe	44

C:\Users\Admin\AppData\Local\Temp\4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe
"C:\Users\Admin\AppData\Local\Temp\4d1b68b2ae303114e8d3c727eedaa5e78998d34709b651325b1464b329edd0ac.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2948
- 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:400
- 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:2656

C:\Windows\system32\taskeng.exe
taskeng.exe {4317B50C-99CC-4621-A74F-EB46528550A0} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- 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:2772
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2508
- - 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:2528
- 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:1212
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2392
- - 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:640
- 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:1352
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1080
- - 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:1016

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
f31fa51ec3e487b716869aa7dbec1e5b

SHA1
3cc055d36cdb751391698731ceef13c801a1f833

SHA256
b5c772c3754b2336502dd384aa65fa1a0fde30da19fc7e4e315f3cadd16c811c

SHA512
6f2ca4fe6d63799d57c23ae3ed95e4807c5304362954882dcbb28f18d44ebaeaf683587dd9d987119eb34d4927422e10cbbdc6dc958bbfb020388f8575b3dc2d

Download Submit
memory/400-10-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/400-4-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/400-19-0x0000000000720000-0x0000000000728000-memory.dmp

Filesize
32KB

Download
memory/400-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/400-18-0x00000000005A0000-0x00000000005B2000-memory.dmp

Filesize
72KB

Download
memory/400-11-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/400-14-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/400-16-0x0000000004AD0000-0x0000000004B10000-memory.dmp

Filesize
256KB

Download
memory/400-20-0x0000000000730000-0x0000000000748000-memory.dmp

Filesize
96KB

Download
memory/400-17-0x0000000000540000-0x000000000059C000-memory.dmp

Filesize
368KB

Download
memory/400-38-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/400-2-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/400-15-0x0000000000300000-0x000000000030E000-memory.dmp

Filesize
56KB

Download
memory/400-21-0x0000000000A50000-0x0000000000A60000-memory.dmp

Filesize
64KB

Download
memory/1080-67-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/1080-66-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/1080-64-0x00000000000D0000-0x00000000001BA000-memory.dmp

Filesize
936KB

Download
memory/1080-65-0x00000000000D0000-0x00000000001BA000-memory.dmp

Filesize
936KB

Download
memory/1080-58-0x00000000000D0000-0x00000000001BA000-memory.dmp

Filesize
936KB

Download
memory/1080-62-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1212-40-0x0000000000E10000-0x00000000010BA000-memory.dmp

Filesize
2.7MB

Download
memory/1352-55-0x0000000001120000-0x00000000013CA000-memory.dmp

Filesize
2.7MB

Download
memory/2392-53-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2392-52-0x00000000045F0000-0x0000000004630000-memory.dmp

Filesize
256KB

Download
memory/2392-51-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2508-37-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2508-36-0x0000000004900000-0x0000000004940000-memory.dmp

Filesize
256KB

Download
memory/2508-35-0x0000000073AA0000-0x000000007418E000-memory.dmp

Filesize
6.9MB

Download
memory/2772-24-0x0000000000E10000-0x00000000010BA000-memory.dmp

Filesize
2.7MB

Download
memory/2948-0-0x0000000001230000-0x00000000014DA000-memory.dmp

Filesize
2.7MB

Download
memory/2948-1-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download