orcus | 08e6c17c9d5945a005797e3abcbf9b2a656b4cd06d319a6f08941f02a85d4567

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 10:17

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General

Target

e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe
Size

627KB
MD5

e8e5114392d102b3bd444738f6d3d3d4
SHA1

dc6b04a59e4ae55ee324c07ea052c90ed57e9f45
SHA256

08e6c17c9d5945a005797e3abcbf9b2a656b4cd06d319a6f08941f02a85d4567
SHA512

0ab0786ad04f10f83167c961a8e99bf8ca337b5fd0be6d4bdc5dba96028a05aae5ac6d37cb412ccce4cc98a9877ca4a14fcdd32358ee9753a045991c49a5fb21
SSDEEP

12288:XRuGWAoOmoh4crtXdHzf/64cnndRRoNKBN9A+ruoqpoK6jl4qYn5biUY2Hiu:Bul1O/h/rtNHzf/64yaKzjrip6J4qrZ6

Score

10^/10

orcus newstart discovery persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

NewStart

doddyfire.dyndns.org:10134

Mutex

e3a681f1b3d044cfa729b62b59e822e2

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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3988-29-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exeUSB_State.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	USB_State.exe

Executes dropped EXE 2 IoCs

Processes:

USB_State.exeUSB_State.exe

pid	Process
316	USB_State.exe
3988	USB_State.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Load = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\DwiDesk\\USB_State.lnk"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

USB_State.exe

description	pid	Process	procid_target
PID 316 set thread context of 3988	316	USB_State.exe	102
PID 316 set thread context of 468	316	USB_State.exe	103

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exeUSB_State.execmd.exereg.exeUSB_State.exeMSBuild.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	USB_State.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	USB_State.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

USB_State.exeMSBuild.exe

pid	Process
316	USB_State.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
316	USB_State.exe
468	MSBuild.exe
468	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

USB_State.exeUSB_State.exeMSBuild.exe

description	pid	Process
Token: SeDebugPrivilege	316	USB_State.exe
Token: SeDebugPrivilege	3988	USB_State.exe
Token: SeDebugPrivilege	468	MSBuild.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

USB_State.exe

pid	Process
3988	USB_State.exe

Suspicious use of SendNotifyMessage 1 IoCs

Processes:

USB_State.exe

pid	Process
3988	USB_State.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

USB_State.exe

pid	Process
3988	USB_State.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exeUSB_State.execmd.exe

description	pid	Process	procid_target
PID 1936 wrote to memory of 316	1936	e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe	94
PID 1936 wrote to memory of 316	1936	e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe	94
PID 1936 wrote to memory of 316	1936	e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe	94
PID 316 wrote to memory of 2172	316	USB_State.exe	99
PID 316 wrote to memory of 2172	316	USB_State.exe	99
PID 316 wrote to memory of 2172	316	USB_State.exe	99
PID 2172 wrote to memory of 1732	2172	cmd.exe	101
PID 2172 wrote to memory of 1732	2172	cmd.exe	101
PID 2172 wrote to memory of 1732	2172	cmd.exe	101
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 3988	316	USB_State.exe	102
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103
PID 316 wrote to memory of 468	316	USB_State.exe	103

C:\Users\Admin\AppData\Local\Temp\e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e8e5114392d102b3bd444738f6d3d3d4_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.exe" -n
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:316
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.lnk" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2172
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.lnk" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1732
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    PID:3988
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:468

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\USB_State.exe

Filesize
627KB

MD5
e8e5114392d102b3bd444738f6d3d3d4

SHA1
dc6b04a59e4ae55ee324c07ea052c90ed57e9f45

SHA256
08e6c17c9d5945a005797e3abcbf9b2a656b4cd06d319a6f08941f02a85d4567

SHA512
0ab0786ad04f10f83167c961a8e99bf8ca337b5fd0be6d4bdc5dba96028a05aae5ac6d37cb412ccce4cc98a9877ca4a14fcdd32358ee9753a045991c49a5fb21

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\fl.txt

Filesize
13B

MD5
425e51fce60fb0f23231005b3e032673

SHA1
1fb2bc921c45a99daad88b9397fda7aa4a6ae107

SHA256
df1ad70b6a9944caac8ae8cad263f3cf8c31aaaf565d62dd63a78553485a6852

SHA512
3c3f259b74a96a0551310dcad76c0d97dfb9925bd0a3671ad8e5e29a22d321d7324f9499344d94b13c6c04818507cd0c489968018dbb98839f5d869b53ebb2cb

Download Submit
memory/316-26-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/316-25-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/316-23-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/468-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1936-6-0x0000000005DF0000-0x0000000005E92000-memory.dmp

Filesize
648KB

Download
memory/1936-2-0x0000000005510000-0x00000000055A2000-memory.dmp

Filesize
584KB

Download
memory/1936-8-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/1936-9-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/1936-24-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-5-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/1936-4-0x00000000059F0000-0x0000000005A8C000-memory.dmp

Filesize
624KB

Download
memory/1936-3-0x00000000055B0000-0x0000000005904000-memory.dmp

Filesize
3.3MB

Download
memory/1936-7-0x0000000006440000-0x00000000069E4000-memory.dmp

Filesize
5.6MB

Download
memory/1936-1-0x0000000000AD0000-0x0000000000B72000-memory.dmp

Filesize
648KB

Download
memory/3988-29-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3988-33-0x0000000005A10000-0x0000000005A22000-memory.dmp

Filesize
72KB

Download
memory/3988-34-0x0000000005A20000-0x0000000005A28000-memory.dmp

Filesize
32KB

Download
memory/3988-35-0x0000000005E60000-0x0000000005E78000-memory.dmp

Filesize
96KB

Download
memory/3988-36-0x0000000006890000-0x0000000006A52000-memory.dmp

Filesize
1.8MB

Download
memory/3988-37-0x0000000005EC0000-0x0000000005ED0000-memory.dmp

Filesize
64KB

Download
memory/3988-38-0x0000000006E30000-0x0000000006E3A000-memory.dmp

Filesize
40KB

Download
memory/3988-32-0x0000000005890000-0x00000000058EC000-memory.dmp

Filesize
368KB

Download
memory/3988-31-0x0000000005880000-0x000000000588E000-memory.dmp

Filesize
56KB

Download