hxxp://semy[.]thruhere[.]net

Analysis

max time kernel
298s
max time network
303s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21-09-2022 04:50

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General

Target

http://semy.thruhere.net

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_Classes\Local Settings	firefox.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	firefox.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1360	firefox.exe
Token: SeDebugPrivilege	1360	firefox.exe
Token: 33	2536	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2536	AUDIODG.EXE
Token: 33	2536	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2536	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1360	firefox.exe
1360	firefox.exe
1360	firefox.exe
1360	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1360	firefox.exe
1360	firefox.exe
1360	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1512 wrote to memory of 1360	1512	firefox.exe	27
PID 1360 wrote to memory of 780	1360	firefox.exe	29
PID 1360 wrote to memory of 780	1360	firefox.exe	29
PID 1360 wrote to memory of 780	1360	firefox.exe	29
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 1928	1360	firefox.exe	30
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31
PID 1360 wrote to memory of 616	1360	firefox.exe	31

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" http://semy.thruhere.net
1⤵
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" http://semy.thruhere.net
  2⤵
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1360
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1360.0.59958687\792165053" -parentBuildID 20200403170909 -prefsHandle 1184 -prefMapHandle 1176 -prefsLen 1 -prefMapSize 219796 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1360 "\\.\pipe\gecko-crash-server-pipe.1360" 1248 gpu
    3⤵
    PID:780
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1360.3.1178335618\2135333603" -childID 1 -isForBrowser -prefsHandle 936 -prefMapHandle 1748 -prefsLen 156 -prefMapSize 219796 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1360 "\\.\pipe\gecko-crash-server-pipe.1360" 1804 tab
    3⤵
    PID:1928
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1360.13.570632538\1091053806" -childID 2 -isForBrowser -prefsHandle 2636 -prefMapHandle 2632 -prefsLen 6938 -prefMapSize 219796 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1360 "\\.\pipe\gecko-crash-server-pipe.1360" 2652 tab
    3⤵
    PID:616

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x47c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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