orcus | 4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788

General

Target

4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe
Size

5.0MB
MD5

f1ba7a7f631a21d3c5967dcabd56864f
SHA1

098faa39a5eeeaad11b73ccf51b4bae6e9ab88bc
SHA256

4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788
SHA512

c764b7bc0646fdbe1ae3687a0f08dad7bc724e308c7cd7fb993f7933686cef8b4b9c2be1248061d36733ac3224e3e003edb59736a783bc2f6e59ddc51fbd2bb6
SSDEEP

12288:s0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNC7JsLdn48F1IepdkRI7dG1lFlWQ:nIY4MROxnFtMrrcI0AilFEvxHP6Xoon

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

C2

192.168.0.150:5553

Mutex

9df0748f400a43fd822ce4ad25dd540c

Attributes

autostart_method
TaskScheduler
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/0x0008000000015364-11.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/2888-1-0x0000000000C10000-0x0000000000CFA000-memory.dmp	orcus
behavioral1/files/0x0008000000015364-11.dat	orcus
behavioral1/memory/2656-17-0x0000000000C30000-0x0000000000D1A000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2656	Orcus.exe
2376	Orcus.exe

Loads dropped DLL 1 IoCs

pid	Process
2888	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.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	2656	Orcus.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2656	Orcus.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2656	Orcus.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2656	Orcus.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2656	2888	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe	29
PID 2888 wrote to memory of 2656	2888	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe	29
PID 2888 wrote to memory of 2656	2888	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe	29
PID 2888 wrote to memory of 2656	2888	4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe	29
PID 2684 wrote to memory of 2376	2684	taskeng.exe	31
PID 2684 wrote to memory of 2376	2684	taskeng.exe	31
PID 2684 wrote to memory of 2376	2684	taskeng.exe	31
PID 2684 wrote to memory of 2376	2684	taskeng.exe	31

C:\Users\Admin\AppData\Local\Temp\4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe
"C:\Users\Admin\AppData\Local\Temp\4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2888
- 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 FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2656

C:\Windows\system32\taskeng.exe
taskeng.exe {4B51FA37-6A0C-4E18-86EA-15C81B2B0604} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  PID:2376

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
C:\Users\Admin\AppData\Roaming\Orcus\err_9df0748f400a43fd822ce4ad25dd540c.dat

Filesize
1KB

MD5
2c39a653784315a2216c7585a8f55e17

SHA1
c21167eda614be28685dc935e321631553f434cd

SHA256
d4370a4b0dc198e4ceb2869bfad622b2e364018ba86ccc1bb2690e6e6e1f8558

SHA512
f21b7efbaa7a294c1c672296fda24282f9fd320b9c8f8a07e6bc724e9abe4f8e01fa433536e44fa2313038c227605ba7167577217b75b63b796e6ff10489bc5a

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

Filesize
5.0MB

MD5
f1ba7a7f631a21d3c5967dcabd56864f

SHA1
098faa39a5eeeaad11b73ccf51b4bae6e9ab88bc

SHA256
4346e01001903432c6da8a05fa653030081379a9d4c648b22cdd318b5b165788

SHA512
c764b7bc0646fdbe1ae3687a0f08dad7bc724e308c7cd7fb993f7933686cef8b4b9c2be1248061d36733ac3224e3e003edb59736a783bc2f6e59ddc51fbd2bb6

Download Submit
memory/2656-20-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-17-0x0000000000C30000-0x0000000000D1A000-memory.dmp

Filesize
936KB

Download
memory/2656-27-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-25-0x0000000004E40000-0x0000000004E50000-memory.dmp

Filesize
64KB

Download
memory/2656-24-0x0000000004E10000-0x0000000004E28000-memory.dmp

Filesize
96KB

Download
memory/2656-23-0x0000000004B20000-0x0000000004B6E000-memory.dmp

Filesize
312KB

Download
memory/2656-19-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2888-3-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2888-18-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2888-0-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/2888-1-0x0000000000C10000-0x0000000000CFA000-memory.dmp

Filesize
936KB

Download
memory/2888-2-0x0000000000380000-0x000000000038E000-memory.dmp

Filesize
56KB

Download
memory/2888-4-0x0000000000B30000-0x0000000000B8C000-memory.dmp

Filesize
368KB

Download
memory/2888-6-0x0000000000530000-0x0000000000538000-memory.dmp

Filesize
32KB

Download
memory/2888-5-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download

Analysis

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