orcus | 8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2

Analysis

max time kernel
163s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2024, 01:08

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General

Target

8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
Size

2.6MB
MD5

77378479ca0eb2b5053131790e789a77
SHA1

fba418d31d79fdeff2bfe7f097e02f2fb93e9cf6
SHA256

8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2
SHA512

4a2441d0cb7c474a9ddbfc4022e0ade9f7fb09174028de1c084c7631eb48270c424bd4bb3d6e40867de5dd1541c895bd586a9cd8b3dbb883a004bb1723369d6f
SSDEEP

24576:SAHnh+eWsN3skA4RV1Hom2KXSmHdK3VqbE6przwKpwvEuM/SD0wugdDEl6NrL/NB:Vh+ZkldoPKiYdKr9L

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 2 IoCs

resource	yara_rule
behavioral2/memory/3820-2-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral2/memory/1772-26-0x0000000000700000-0x00000000007EA000-memory.dmp	orcus

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation	setspn.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation	setspn.exe

Executes dropped EXE 2 IoCs

pid	Process
3868	setspn.exe
2092	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4444-0-0x0000000000910000-0x0000000000BBA000-memory.dmp	autoit_exe
behavioral2/files/0x0007000000023237-23.dat	autoit_exe
behavioral2/memory/3868-24-0x0000000000AD0000-0x0000000000D7A000-memory.dmp	autoit_exe
behavioral2/memory/2092-36-0x0000000000AD0000-0x0000000000D7A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4444 set thread context of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 3868 set thread context of 1772	3868	setspn.exe	112
PID 2092 set thread context of 4792	2092	setspn.exe	120

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
212	schtasks.exe
3296	schtasks.exe
2428	schtasks.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3552	PING.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
3868	setspn.exe
3868	setspn.exe
3868	setspn.exe
3868	setspn.exe
2092	setspn.exe
2092	setspn.exe
2092	setspn.exe
2092	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3820	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3820	RegSvcs.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 4444 wrote to memory of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 4444 wrote to memory of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 4444 wrote to memory of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 4444 wrote to memory of 3820	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	91
PID 4444 wrote to memory of 212	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	92
PID 4444 wrote to memory of 212	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	92
PID 4444 wrote to memory of 212	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	92
PID 4444 wrote to memory of 5008	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	94
PID 4444 wrote to memory of 5008	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	94
PID 4444 wrote to memory of 5008	4444	8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe	94
PID 5008 wrote to memory of 3552	5008	cmd.exe	96
PID 5008 wrote to memory of 3552	5008	cmd.exe	96
PID 5008 wrote to memory of 3552	5008	cmd.exe	96
PID 3868 wrote to memory of 1772	3868	setspn.exe	112
PID 3868 wrote to memory of 1772	3868	setspn.exe	112
PID 3868 wrote to memory of 1772	3868	setspn.exe	112
PID 3868 wrote to memory of 1772	3868	setspn.exe	112
PID 3868 wrote to memory of 1772	3868	setspn.exe	112
PID 3868 wrote to memory of 3296	3868	setspn.exe	113
PID 3868 wrote to memory of 3296	3868	setspn.exe	113
PID 3868 wrote to memory of 3296	3868	setspn.exe	113
PID 2092 wrote to memory of 4792	2092	setspn.exe	120
PID 2092 wrote to memory of 4792	2092	setspn.exe	120
PID 2092 wrote to memory of 4792	2092	setspn.exe	120
PID 2092 wrote to memory of 4792	2092	setspn.exe	120
PID 2092 wrote to memory of 4792	2092	setspn.exe	120
PID 2092 wrote to memory of 2428	2092	setspn.exe	121
PID 2092 wrote to memory of 2428	2092	setspn.exe	121
PID 2092 wrote to memory of 2428	2092	setspn.exe	121

C:\Users\Admin\AppData\Local\Temp\8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe
"C:\Users\Admin\AppData\Local\Temp\8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4444
- 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:3820
- 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:212
- 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\8bbf664d90a93b736299edcaa267234eec4575c24ea42abcad5fa38952f403e2.exe & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5008
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -t 0
    3⤵
    - Runs ping.exe
    PID:3552

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1772
- 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:3296

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4792
- 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:2428

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

Query Registry

T1012

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\Local\Microsoft\CLR_v4.0_32\UsageLogs\RegSvcs.exe.log

Filesize
1KB

MD5
0672db2ef13237d5cb85075ff4915942

SHA1
ad8b4d3eb5e40791c47d48b22e273486f25f663f

SHA256
0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519

SHA512
84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b

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

Filesize
2.6MB

MD5
2c904cd9caa7567dd1f44859b4c3170f

SHA1
105a8e740740236c2aa2e84abcd3f9bf2e08b2a8

SHA256
4aad534b3e554c7a5e09c525d12bd19ce5126843e2308f9844fb8a68a7133c0f

SHA512
3e81a951a5b300d3b46817582936153719fa81442904ffcb8379aa8be26ce32a607a89a28035c40bb263daeba90f4fb7ada2a977bc21cb67cfc91167343f1a80

Download Submit
memory/1772-34-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download
memory/1772-32-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/1772-31-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download
memory/1772-26-0x0000000000700000-0x00000000007EA000-memory.dmp

Filesize
936KB

Download
memory/2092-36-0x0000000000AD0000-0x0000000000D7A000-memory.dmp

Filesize
2.7MB

Download
memory/3820-11-0x0000000006060000-0x0000000006604000-memory.dmp

Filesize
5.6MB

Download
memory/3820-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3820-15-0x0000000005A90000-0x0000000005AA2000-memory.dmp

Filesize
72KB

Download
memory/3820-16-0x0000000005B30000-0x0000000005B38000-memory.dmp

Filesize
32KB

Download
memory/3820-17-0x0000000005FF0000-0x0000000006008000-memory.dmp

Filesize
96KB

Download
memory/3820-18-0x0000000006920000-0x0000000006AE2000-memory.dmp

Filesize
1.8MB

Download
memory/3820-19-0x0000000006050000-0x0000000006060000-memory.dmp

Filesize
64KB

Download
memory/3820-20-0x0000000006C50000-0x0000000006C5A000-memory.dmp

Filesize
40KB

Download
memory/3820-21-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download
memory/3820-22-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

Filesize
64KB

Download
memory/3820-14-0x0000000005B50000-0x0000000005BE2000-memory.dmp

Filesize
584KB

Download
memory/3820-7-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download
memory/3820-10-0x0000000005920000-0x000000000597C000-memory.dmp

Filesize
368KB

Download
memory/3820-9-0x00000000031D0000-0x00000000031DE000-memory.dmp

Filesize
56KB

Download
memory/3820-8-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

Filesize
64KB

Download
memory/3868-24-0x0000000000AD0000-0x0000000000D7A000-memory.dmp

Filesize
2.7MB

Download
memory/4444-0-0x0000000000910000-0x0000000000BBA000-memory.dmp

Filesize
2.7MB

Download
memory/4444-1-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/4792-43-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download
memory/4792-44-0x0000000005590000-0x00000000055A0000-memory.dmp

Filesize
64KB

Download
memory/4792-45-0x0000000073950000-0x0000000074100000-memory.dmp

Filesize
7.7MB

Download