orcus | ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
24-04-2024 01:09

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General

Target

ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe
Size

1.1MB
MD5

1f9764861e8d9f9abf023df85266ffbf
SHA1

b0c4fe71402fbdbf6766764c1bcbf90690b492f5
SHA256

ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059
SHA512

3cab62821c840c55d5f3649695906d62aad10f7cc697c071916e6da01316d72910be2187ced73306b7adacaaa70362317d98657e3b8083d01c1c37e05cace7f6
SSDEEP

24576:CDN4MROxnFi3csSrrcI0AilFEvxHPpooPF:CuMioRSrrcI0AilFEvxHP3

Score

10^/10

orcus }{ertva persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

}{ERTVA

0.0.0.0:1268

Mutex

d09e3406273e4b918a3fae435fcb264c

Attributes

autostart_method
Registry
enable_keylogger
false
install_path
%programfiles%\Orcus\Wincorgs.exe
reconnect_delay
10000
registry_keyname
Wineyes
taskscheduler_taskname
wineyes
watchdog_path
AppData\Eyesmgr.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/0x0007000000015c93-13.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/1148-0-0x0000000001390000-0x00000000014A4000-memory.dmp	orcus
behavioral1/files/0x0007000000015c93-13.dat	orcus
behavioral1/memory/2724-19-0x00000000009D0000-0x0000000000AE4000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2724	Wincorgs.exe
2620	Eyesmgr.exe
2488	Eyesmgr.exe

Loads dropped DLL 3 IoCs

pid	Process
1148	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe
2724	Wincorgs.exe
2620	Eyesmgr.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wineyes = "\"C:\\Program Files (x86)\\Orcus\\Wincorgs.exe\""	Wincorgs.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Wincorgs.exe	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe
File opened for modification	C:\Program Files (x86)\Orcus\Wincorgs.exe	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe
File created	C:\Program Files (x86)\Orcus\Wincorgs.exe.config	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2488	Eyesmgr.exe
2488	Eyesmgr.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2724	Wincorgs.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe
2488	Eyesmgr.exe
2724	Wincorgs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	Wincorgs.exe
Token: SeDebugPrivilege	2620	Eyesmgr.exe
Token: SeDebugPrivilege	2488	Eyesmgr.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2724	Wincorgs.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2724	Wincorgs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 2724	1148	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe	29
PID 1148 wrote to memory of 2724	1148	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe	29
PID 1148 wrote to memory of 2724	1148	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe	29
PID 1148 wrote to memory of 2724	1148	ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe	29
PID 2724 wrote to memory of 2620	2724	Wincorgs.exe	30
PID 2724 wrote to memory of 2620	2724	Wincorgs.exe	30
PID 2724 wrote to memory of 2620	2724	Wincorgs.exe	30
PID 2724 wrote to memory of 2620	2724	Wincorgs.exe	30
PID 2620 wrote to memory of 2488	2620	Eyesmgr.exe	31
PID 2620 wrote to memory of 2488	2620	Eyesmgr.exe	31
PID 2620 wrote to memory of 2488	2620	Eyesmgr.exe	31
PID 2620 wrote to memory of 2488	2620	Eyesmgr.exe	31

C:\Users\Admin\AppData\Local\Temp\ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe
"C:\Users\Admin\AppData\Local\Temp\ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Program Files (x86)\Orcus\Wincorgs.exe
  "C:\Program Files (x86)\Orcus\Wincorgs.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Users\Admin\AppData\Roaming\Eyesmgr.exe
    "C:\Users\Admin\AppData\Roaming\Eyesmgr.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Wincorgs.exe" 2724 /protectFile
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2620
  - - C:\Users\Admin\AppData\Roaming\Eyesmgr.exe
      "C:\Users\Admin\AppData\Roaming\Eyesmgr.exe" /watchProcess "C:\Program Files (x86)\Orcus\Wincorgs.exe" 2724 "/protectFile"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
C:\Users\Admin\AppData\Roaming\Orcus\err_d09e3406273e4b918a3fae435fcb264c.dat

Filesize
1KB

MD5
e846b948e77da10c5809a1132d4f7aac

SHA1
3e66e98549c94ee5b40183e6a95206b0707a2d6a

SHA256
53d1bc6319f3e0feebce53cef672272c129d66288a5a4706919238b041b3caf2

SHA512
38d2bf0491a2c6bc5dcd50b017a3d0feda153a3b7b3ae62707a8d1f3f5079a0d22740a7b37f32e2a1cb14820afad6609bc73232b0b963c70ef477191a1477b6a

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

Filesize
1.1MB

MD5
1f9764861e8d9f9abf023df85266ffbf

SHA1
b0c4fe71402fbdbf6766764c1bcbf90690b492f5

SHA256
ed795fc70ee5ad17c07d508bd246dbd06f1b7b31b658de430ad624349e9d8059

SHA512
3cab62821c840c55d5f3649695906d62aad10f7cc697c071916e6da01316d72910be2187ced73306b7adacaaa70362317d98657e3b8083d01c1c37e05cace7f6

Download Submit
\Users\Admin\AppData\Roaming\Eyesmgr.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
memory/1148-20-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/1148-2-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download
memory/1148-6-0x0000000000780000-0x0000000000788000-memory.dmp

Filesize
32KB

Download
memory/1148-7-0x0000000000790000-0x0000000000798000-memory.dmp

Filesize
32KB

Download
memory/1148-4-0x0000000000B90000-0x0000000000BEC000-memory.dmp

Filesize
368KB

Download
memory/1148-3-0x00000000003C0000-0x00000000003CE000-memory.dmp

Filesize
56KB

Download
memory/1148-0-0x0000000001390000-0x00000000014A4000-memory.dmp

Filesize
1.1MB

Download
memory/1148-5-0x0000000000450000-0x0000000000462000-memory.dmp

Filesize
72KB

Download
memory/1148-1-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2488-46-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2488-42-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-38-0x0000000000270000-0x0000000000278000-memory.dmp

Filesize
32KB

Download
memory/2620-40-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-43-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-26-0x00000000042F0000-0x000000000433E000-memory.dmp

Filesize
312KB

Download
memory/2724-27-0x0000000004380000-0x0000000004398000-memory.dmp

Filesize
96KB

Download
memory/2724-28-0x00000000043A0000-0x00000000043B0000-memory.dmp

Filesize
64KB

Download
memory/2724-23-0x00000000006B0000-0x00000000006C2000-memory.dmp

Filesize
72KB

Download
memory/2724-19-0x00000000009D0000-0x0000000000AE4000-memory.dmp

Filesize
1.1MB

Download
memory/2724-22-0x0000000004340000-0x0000000004380000-memory.dmp

Filesize
256KB

Download
memory/2724-44-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-45-0x0000000004340000-0x0000000004380000-memory.dmp

Filesize
256KB

Download
memory/2724-21-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download