orcus | acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d

General

Target

acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe
Size

905KB
MD5

da68f6a8fe2a93cbee0b51f295542e4b
SHA1

016f8b3b25750bbcd328a2d1ebc7b0a78d4ed03c
SHA256

acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d
SHA512

e4b421b8dc316219d5275e8a47ecb5fd592bcee8c35a378256bac6b9ecc677e0cbb8c71a430e268837b111dfafcc0239284e96a2df4dc5008d6ec3e32bf169ae
SSDEEP

24576:e554MROxnF8ptJS2rrcI0AilFEvxHPyeoow:eQMiWTS2rrcI0AilFEvxHP

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

C2

172.30.186.213:10134

Mutex

6c939f46d63c46d8acc5732345d7bf85

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

Orcus main payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0038000000014502-10.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/2388-1-0x0000000000060000-0x0000000000148000-memory.dmp	orcus
behavioral1/files/0x0038000000014502-10.dat	orcus
behavioral1/memory/3036-17-0x0000000000B50000-0x0000000000C38000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
3036	Orcus.exe

Loads dropped DLL 1 IoCs

pid	Process
2388	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	Orcus.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3036	Orcus.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 3036	2388	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe	28
PID 2388 wrote to memory of 3036	2388	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe	28
PID 2388 wrote to memory of 3036	2388	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe	28
PID 2388 wrote to memory of 3036	2388	acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe	28

C:\Users\Admin\AppData\Local\Temp\acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe
"C:\Users\Admin\AppData\Local\Temp\acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Orcus\Orcus.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Program Files (x86)\Orcus\Orcus.exe

Filesize
905KB

MD5
da68f6a8fe2a93cbee0b51f295542e4b

SHA1
016f8b3b25750bbcd328a2d1ebc7b0a78d4ed03c

SHA256
acb318ed876ecacea70a1699470defc0413aefbdab0eb0ace90b62a11fde007d

SHA512
e4b421b8dc316219d5275e8a47ecb5fd592bcee8c35a378256bac6b9ecc677e0cbb8c71a430e268837b111dfafcc0239284e96a2df4dc5008d6ec3e32bf169ae

Download Submit
memory/2388-4-0x0000000004140000-0x000000000419C000-memory.dmp

Filesize
368KB

Download
memory/2388-18-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2388-0-0x000000007491E000-0x000000007491F000-memory.dmp

Filesize
4KB

Download
memory/2388-5-0x0000000000680000-0x0000000000692000-memory.dmp

Filesize
72KB

Download
memory/2388-6-0x00000000006A0000-0x00000000006A8000-memory.dmp

Filesize
32KB

Download
memory/2388-2-0x00000000005B0000-0x00000000005BE000-memory.dmp

Filesize
56KB

Download
memory/2388-1-0x0000000000060000-0x0000000000148000-memory.dmp

Filesize
928KB

Download
memory/2388-3-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/3036-16-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/3036-19-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/3036-17-0x0000000000B50000-0x0000000000C38000-memory.dmp

Filesize
928KB

Download
memory/3036-20-0x0000000000AF0000-0x0000000000B08000-memory.dmp

Filesize
96KB

Download
memory/3036-21-0x0000000002300000-0x0000000002310000-memory.dmp

Filesize
64KB

Download
memory/3036-22-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download

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