orcus | 478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb

Analysis

max time kernel
146s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 01:05 UTC

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General

Target

478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe
Size

3.0MB
MD5

832d479717feba64d070366ed01c3675
SHA1

31e9312abaa13b1bc5aaba5b9ae9213bc53eb6ef
SHA256

478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb
SHA512

6407d2bf63057cbc5a94ddd6b8edefeb996c81bfd45dedc87fd044de36ac5d4be3abbeb0de6bd5898ade53b1ed370b62e3a3ca4578bfed7b4fb54a4c502538fd
SSDEEP

49152:E8vN8QFUwqYZeM9/ZzzBjMkPUayX82+YXAypQxb9ndo9JnCmutncFf0I74gu3kM:Ei0wGGzBjryX82uypSb9ndo9JCm

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

0.0.0.0:23210

Mutex

38874e1e50484f7aa3733dd3e2f0a4f0

Attributes

autostart_method
Disable
enable_keylogger
false
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/2280-1-0x00000000001D0000-0x00000000004CA000-memory.dmp	orcus
behavioral1/files/0x0007000000018b4d-12.dat	orcus
behavioral1/memory/2644-17-0x0000000000940000-0x0000000000C3A000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
2644	Orcus.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Orcus\Orcus.exe	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe
File opened for modification	C:\Program Files\Orcus\Orcus.exe	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe
File created	C:\Program Files\Orcus\Orcus.exe.config	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2644	2280	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe	29
PID 2280 wrote to memory of 2644	2280	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe	29
PID 2280 wrote to memory of 2644	2280	478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe	29

C:\Users\Admin\AppData\Local\Temp\478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe
"C:\Users\Admin\AppData\Local\Temp\478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Program Files\Orcus\Orcus.exe
  "C:\Program Files\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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:\Program Files\Orcus\Orcus.exe

Filesize
3.0MB

MD5
832d479717feba64d070366ed01c3675

SHA1
31e9312abaa13b1bc5aaba5b9ae9213bc53eb6ef

SHA256
478241c86132a6eb39627abbc9689ebbb2c646cf52a75880432dc12d656671fb

SHA512
6407d2bf63057cbc5a94ddd6b8edefeb996c81bfd45dedc87fd044de36ac5d4be3abbeb0de6bd5898ade53b1ed370b62e3a3ca4578bfed7b4fb54a4c502538fd

Download Submit
C:\Program Files\Orcus\Orcus.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/2280-3-0x00000000001C0000-0x00000000001CE000-memory.dmp

Filesize
56KB

Download
memory/2280-0-0x000007FEF5623000-0x000007FEF5624000-memory.dmp

Filesize
4KB

Download
memory/2280-4-0x000007FEF5620000-0x000007FEF600C000-memory.dmp

Filesize
9.9MB

Download
memory/2280-5-0x00000000007D0000-0x00000000007E2000-memory.dmp

Filesize
72KB

Download
memory/2280-2-0x0000000000540000-0x000000000059C000-memory.dmp

Filesize
368KB

Download
memory/2280-1-0x00000000001D0000-0x00000000004CA000-memory.dmp

Filesize
3.0MB

Download
memory/2280-15-0x000007FEF5620000-0x000007FEF600C000-memory.dmp

Filesize
9.9MB

Download
memory/2644-16-0x000007FEF5620000-0x000007FEF600C000-memory.dmp

Filesize
9.9MB

Download
memory/2644-17-0x0000000000940000-0x0000000000C3A000-memory.dmp

Filesize
3.0MB

Download
memory/2644-18-0x000007FEF5620000-0x000007FEF600C000-memory.dmp

Filesize
9.9MB

Download
memory/2644-19-0x0000000000900000-0x0000000000918000-memory.dmp

Filesize
96KB

Download
memory/2644-20-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/2644-21-0x000007FEF5620000-0x000007FEF600C000-memory.dmp

Filesize
9.9MB

Download