734f7e31a89489e3eb5ed2413aa0b5f969e3c6b56856dd126539855af7e451ad

Analysis

max time kernel
122s
max time network
132s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-12-2024 21:57

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General

Target

Orcus Fps Booster.exe
Size

839KB
MD5

a67792fb3a23cf0a7019b76a2a216c01
SHA1

b1fadfbe54dad7eb72e7cf651ca6eff07f1f9a87
SHA256

734f7e31a89489e3eb5ed2413aa0b5f969e3c6b56856dd126539855af7e451ad
SHA512

8a108add3ccd767b1fd6c983aeae88c4819f92cc94ea8223ba1c987773556daa90165034be01cd5fc51a884e65ddce63aa56844def3b4cdc0cdf4508bc07e97b
SSDEEP

24576:IxdS04YNEMuExDiU6E5R9s8xY/2l/d2tnIbt+r7:YP4auS+UjfU2T2dIbt+r

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

AudioDriver.exe

pid	Process
2748	AudioDriver.exe

Loads dropped DLL 1 IoCs

Processes:

Orcus Fps Booster.exe

pid	Process
2696	Orcus Fps Booster.exe

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 2 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:

Orcus Fps Booster.exeAudioDriver.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Orcus Fps Booster.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AudioDriver.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

AudioDriver.exe

pid	Process
2748	AudioDriver.exe
2748	AudioDriver.exe
2748	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AudioDriver.exe

description	pid	Process
Token: SeDebugPrivilege	2748	AudioDriver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AudioDriver.exe

pid	Process
2748	AudioDriver.exe

Suspicious use of SendNotifyMessage 1 IoCs

Processes:

AudioDriver.exe

pid	Process
2748	AudioDriver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AudioDriver.exe

pid	Process
2748	AudioDriver.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Orcus Fps Booster.exe

description	pid	Process	procid_target
PID 2696 wrote to memory of 2748	2696	Orcus Fps Booster.exe	30
PID 2696 wrote to memory of 2748	2696	Orcus Fps Booster.exe	30
PID 2696 wrote to memory of 2748	2696	Orcus Fps Booster.exe	30
PID 2696 wrote to memory of 2748	2696	Orcus Fps Booster.exe	30

C:\Users\Admin\AppData\Local\Temp\Orcus Fps Booster.exe
"C:\Users\Admin\AppData\Local\Temp\Orcus Fps Booster.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\Temp\CabF691.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

Filesize
839KB

MD5
a67792fb3a23cf0a7019b76a2a216c01

SHA1
b1fadfbe54dad7eb72e7cf651ca6eff07f1f9a87

SHA256
734f7e31a89489e3eb5ed2413aa0b5f969e3c6b56856dd126539855af7e451ad

SHA512
8a108add3ccd767b1fd6c983aeae88c4819f92cc94ea8223ba1c987773556daa90165034be01cd5fc51a884e65ddce63aa56844def3b4cdc0cdf4508bc07e97b

Download Submit
memory/2696-0-0x0000000074601000-0x0000000074602000-memory.dmp

Filesize
4KB

Download
memory/2696-1-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2696-2-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2696-11-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-12-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-13-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-14-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-31-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-33-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download