orcus | 9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6

Analysis

max time kernel
129s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 01:06

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General

Target

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe
Size

3.0MB
MD5

caa98bc7231edb99dceaa3af6101413e
SHA1

4c8f2d13553c109735b08cbbbafb96b67fbdcab0
SHA256

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6
SHA512

d0057cab52fac18160d66c1b1666c990f355329d01f202fa275d349145317d4f85c7be469b74887cb908bed63796a60f65a33142d9b43536825e08fe6fb2163a
SSDEEP

49152:Y1HS7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpbu/nRFfjI7L0qb:YUHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus новый тег credential_access discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

31.44.184.52:36928

Mutex

sudo_hnvxeei4wvpxc51oei34nitvyfcs45gm

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\cpuwindows\requestdb.exe
reconnect_delay
10000
registry_keyname
Sudik
taskscheduler_taskname
sudik
watchdog_path
AppData\aga.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

Processes:

resource	yara_rule
behavioral2/files/0x0007000000023466-13.dat	family_orcus

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Orcurs Rat Executable 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3116-1-0x0000000000950000-0x0000000000C4E000-memory.dmp	orcus
behavioral2/files/0x0007000000023466-13.dat	orcus

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\Control Panel\International\Geo\Nation	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe

Executes dropped EXE 6 IoCs

Processes:

requestdb.exerequestdb.exerequestdb.exerequestdb.exerequestdb.exerequestdb.exe

pid	Process
1140	requestdb.exe
4560	requestdb.exe
5108	requestdb.exe
1544	requestdb.exe
2728	requestdb.exe
2164	requestdb.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

requestdb.exerequestdb.exerequestdb.exe

description	pid	Process	procid_target
PID 1140 set thread context of 1556	1140	requestdb.exe	89
PID 4560 set thread context of 4576	4560	requestdb.exe	95
PID 5108 set thread context of 3356	5108	requestdb.exe	97

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 10 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:

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exerequestdb.exeinstallutil.exerequestdb.execaspol.exerequestdb.exeinstallutil.exerequestdb.exerequestdb.exerequestdb.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	installutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	caspol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	installutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	requestdb.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exerequestdb.exerequestdb.exerequestdb.exeinstallutil.exe

pid	Process
3116	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe
1140	requestdb.exe
1140	requestdb.exe
1140	requestdb.exe
1140	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
4560	requestdb.exe
5108	requestdb.exe
5108	requestdb.exe
1556	installutil.exe
1556	installutil.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exerequestdb.exerequestdb.exerequestdb.exeinstallutil.exe

description	pid	Process
Token: SeDebugPrivilege	3116	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe
Token: SeDebugPrivilege	1140	requestdb.exe
Token: SeDebugPrivilege	4560	requestdb.exe
Token: SeDebugPrivilege	5108	requestdb.exe
Token: SeDebugPrivilege	1556	installutil.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exerequestdb.exerequestdb.exerequestdb.exe

description	pid	Process	procid_target
PID 3116 wrote to memory of 1140	3116	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe	86
PID 3116 wrote to memory of 1140	3116	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe	86
PID 3116 wrote to memory of 1140	3116	9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe	86
PID 1140 wrote to memory of 1220	1140	requestdb.exe	88
PID 1140 wrote to memory of 1220	1140	requestdb.exe	88
PID 1140 wrote to memory of 1220	1140	requestdb.exe	88
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 1140 wrote to memory of 1556	1140	requestdb.exe	89
PID 4560 wrote to memory of 116	4560	requestdb.exe	91
PID 4560 wrote to memory of 116	4560	requestdb.exe	91
PID 4560 wrote to memory of 116	4560	requestdb.exe	91
PID 4560 wrote to memory of 2688	4560	requestdb.exe	92
PID 4560 wrote to memory of 2688	4560	requestdb.exe	92
PID 4560 wrote to memory of 2688	4560	requestdb.exe	92
PID 4560 wrote to memory of 1776	4560	requestdb.exe	93
PID 4560 wrote to memory of 1776	4560	requestdb.exe	93
PID 4560 wrote to memory of 1776	4560	requestdb.exe	93
PID 4560 wrote to memory of 4568	4560	requestdb.exe	94
PID 4560 wrote to memory of 4568	4560	requestdb.exe	94
PID 4560 wrote to memory of 4568	4560	requestdb.exe	94
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 4560 wrote to memory of 4576	4560	requestdb.exe	95
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97
PID 5108 wrote to memory of 3356	5108	requestdb.exe	97

C:\Users\Admin\AppData\Local\Temp\9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe
"C:\Users\Admin\AppData\Local\Temp\9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
  "C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe"
  2⤵
  - 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:1140
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
    3⤵
    PID:1220
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1556

C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
1⤵
- 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:4560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:116
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:2688
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:1776
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:4568
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4576

C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
1⤵
- 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:5108
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3356

C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1544

C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2728

C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\requestdb.exe.log

Filesize
1KB

MD5
663b8d5469caa4489d463aa9bc18124f

SHA1
e57123a7d969115853ea631a3b33826335025d28

SHA256
7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8

SHA512
45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55

Download Submit
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe

Filesize
3.0MB

MD5
caa98bc7231edb99dceaa3af6101413e

SHA1
4c8f2d13553c109735b08cbbbafb96b67fbdcab0

SHA256
9f63ae54957d44c12120c6e5166dde4f8c18f3a2ad1d520c069090a80a6451b6

SHA512
d0057cab52fac18160d66c1b1666c990f355329d01f202fa275d349145317d4f85c7be469b74887cb908bed63796a60f65a33142d9b43536825e08fe6fb2163a

Download Submit
C:\Users\Admin\AppData\Roaming\cpuwindows\requestdb.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/1140-33-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1140-28-0x0000000006B70000-0x0000000006C0C000-memory.dmp

Filesize
624KB

Download
memory/1140-26-0x0000000006230000-0x000000000627E000-memory.dmp

Filesize
312KB

Download
memory/1140-25-0x0000000005B90000-0x0000000005BA2000-memory.dmp

Filesize
72KB

Download
memory/1140-24-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1140-23-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1556-44-0x0000000006F10000-0x0000000007528000-memory.dmp

Filesize
6.1MB

Download
memory/1556-45-0x0000000006920000-0x0000000006932000-memory.dmp

Filesize
72KB

Download
memory/1556-53-0x0000000007A50000-0x0000000007AA0000-memory.dmp

Filesize
320KB

Download
memory/1556-51-0x0000000006B30000-0x0000000006B3E000-memory.dmp

Filesize
56KB

Download
memory/1556-50-0x0000000007530000-0x00000000076F2000-memory.dmp

Filesize
1.8MB

Download
memory/1556-49-0x0000000006B50000-0x0000000006C5A000-memory.dmp

Filesize
1.0MB

Download
memory/1556-48-0x00000000069C0000-0x0000000006A0C000-memory.dmp

Filesize
304KB

Download
memory/1556-47-0x0000000006980000-0x00000000069BC000-memory.dmp

Filesize
240KB

Download
memory/1556-43-0x0000000006880000-0x00000000068E6000-memory.dmp

Filesize
408KB

Download
memory/1556-42-0x00000000060F0000-0x00000000060FA000-memory.dmp

Filesize
40KB

Download
memory/1556-41-0x0000000005DB0000-0x0000000005DC0000-memory.dmp

Filesize
64KB

Download
memory/1556-40-0x0000000004F90000-0x0000000004FA8000-memory.dmp

Filesize
96KB

Download
memory/3116-1-0x0000000000950000-0x0000000000C4E000-memory.dmp

Filesize
3.0MB

Download
memory/3116-2-0x0000000005530000-0x000000000553E000-memory.dmp

Filesize
56KB

Download
memory/3116-0-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/3116-7-0x00000000059E0000-0x00000000059F2000-memory.dmp

Filesize
72KB

Download
memory/3116-3-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-4-0x0000000005810000-0x000000000586C000-memory.dmp

Filesize
368KB

Download
memory/3116-5-0x0000000005F00000-0x00000000064A4000-memory.dmp

Filesize
5.6MB

Download
memory/3116-6-0x00000000059F0000-0x0000000005A82000-memory.dmp

Filesize
584KB

Download
memory/3116-54-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/4560-37-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/4560-30-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/4560-29-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download