348bf2be7fc0f19a0bdb1bd029e2ede41bc39fe8ec78a6fecb59c8738663fb94

Analysis

max time kernel
119s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16/08/2024, 23:57

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General

Target

b64168671d7aa362fe08a7485610b3a0N.exe
Size

1.8MB
MD5

b64168671d7aa362fe08a7485610b3a0
SHA1

0d984fe9e7910452b24819480b62c6846f2c3f2d
SHA256

348bf2be7fc0f19a0bdb1bd029e2ede41bc39fe8ec78a6fecb59c8738663fb94
SHA512

547a36612245ed0fa2c19a4b276e571aa6998ee85ec3ec39e6eba6948d8c29866da48ffd5599d5fa877724a363947ac346e9dd7935c0d4bdcb79b803a8f1969a
SSDEEP

49152:RNMqQ0kwonLVkZep9nWrPWwONrRoODiGgDWAg2CPaSAnYvJW3BTSXff6YNQVWIPX:RiqQ0kwonLVkZep9nWrPWwONrRoODiGg

Score

10^/10

discovery evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Firefox.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe = "C:\\Users\\Admin\\AppData\\Roaming\\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	reg.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	b64168671d7aa362fe08a7485610b3a0N.exe

Executes dropped EXE 3 IoCs

pid	Process
3580	Firefox.exe
632	Firefox.exe
1096	Firefox.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/632-34-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-31-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-36-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/1096-43-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/1096-40-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/1096-45-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/632-50-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/1096-51-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/632-52-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-54-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-57-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-59-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/632-75-0x0000000000400000-0x000000000045D000-memory.dmp	upx

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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java Updater 3 = "C:\\Users\\Admin\\AppData\\Roaming\\Firefox.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3580 set thread context of 632	3580	Firefox.exe	92
PID 3580 set thread context of 1096	3580	Firefox.exe	93

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 14 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

description	ioc	Process
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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Firefox.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Firefox.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Firefox.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b64168671d7aa362fe08a7485610b3a0N.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
2344	reg.exe
364	reg.exe
828	reg.exe
2284	reg.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: 1	632	Firefox.exe
Token: SeCreateTokenPrivilege	632	Firefox.exe
Token: SeAssignPrimaryTokenPrivilege	632	Firefox.exe
Token: SeLockMemoryPrivilege	632	Firefox.exe
Token: SeIncreaseQuotaPrivilege	632	Firefox.exe
Token: SeMachineAccountPrivilege	632	Firefox.exe
Token: SeTcbPrivilege	632	Firefox.exe
Token: SeSecurityPrivilege	632	Firefox.exe
Token: SeTakeOwnershipPrivilege	632	Firefox.exe
Token: SeLoadDriverPrivilege	632	Firefox.exe
Token: SeSystemProfilePrivilege	632	Firefox.exe
Token: SeSystemtimePrivilege	632	Firefox.exe
Token: SeProfSingleProcessPrivilege	632	Firefox.exe
Token: SeIncBasePriorityPrivilege	632	Firefox.exe
Token: SeCreatePagefilePrivilege	632	Firefox.exe
Token: SeCreatePermanentPrivilege	632	Firefox.exe
Token: SeBackupPrivilege	632	Firefox.exe
Token: SeRestorePrivilege	632	Firefox.exe
Token: SeShutdownPrivilege	632	Firefox.exe
Token: SeDebugPrivilege	632	Firefox.exe
Token: SeAuditPrivilege	632	Firefox.exe
Token: SeSystemEnvironmentPrivilege	632	Firefox.exe
Token: SeChangeNotifyPrivilege	632	Firefox.exe
Token: SeRemoteShutdownPrivilege	632	Firefox.exe
Token: SeUndockPrivilege	632	Firefox.exe
Token: SeSyncAgentPrivilege	632	Firefox.exe
Token: SeEnableDelegationPrivilege	632	Firefox.exe
Token: SeManageVolumePrivilege	632	Firefox.exe
Token: SeImpersonatePrivilege	632	Firefox.exe
Token: SeCreateGlobalPrivilege	632	Firefox.exe
Token: 31	632	Firefox.exe
Token: 32	632	Firefox.exe
Token: 33	632	Firefox.exe
Token: 34	632	Firefox.exe
Token: 35	632	Firefox.exe
Token: SeDebugPrivilege	1096	Firefox.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
936	b64168671d7aa362fe08a7485610b3a0N.exe
3580	Firefox.exe
632	Firefox.exe
632	Firefox.exe
1096	Firefox.exe
632	Firefox.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 692	936	b64168671d7aa362fe08a7485610b3a0N.exe	86
PID 936 wrote to memory of 692	936	b64168671d7aa362fe08a7485610b3a0N.exe	86
PID 936 wrote to memory of 692	936	b64168671d7aa362fe08a7485610b3a0N.exe	86
PID 692 wrote to memory of 2940	692	cmd.exe	90
PID 692 wrote to memory of 2940	692	cmd.exe	90
PID 692 wrote to memory of 2940	692	cmd.exe	90
PID 936 wrote to memory of 3580	936	b64168671d7aa362fe08a7485610b3a0N.exe	91
PID 936 wrote to memory of 3580	936	b64168671d7aa362fe08a7485610b3a0N.exe	91
PID 936 wrote to memory of 3580	936	b64168671d7aa362fe08a7485610b3a0N.exe	91
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 632	3580	Firefox.exe	92
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 3580 wrote to memory of 1096	3580	Firefox.exe	93
PID 632 wrote to memory of 3152	632	Firefox.exe	94
PID 632 wrote to memory of 3152	632	Firefox.exe	94
PID 632 wrote to memory of 3152	632	Firefox.exe	94
PID 632 wrote to memory of 3840	632	Firefox.exe	95
PID 632 wrote to memory of 3840	632	Firefox.exe	95
PID 632 wrote to memory of 3840	632	Firefox.exe	95
PID 632 wrote to memory of 1884	632	Firefox.exe	97
PID 632 wrote to memory of 1884	632	Firefox.exe	97
PID 632 wrote to memory of 1884	632	Firefox.exe	97
PID 632 wrote to memory of 2412	632	Firefox.exe	98
PID 632 wrote to memory of 2412	632	Firefox.exe	98
PID 632 wrote to memory of 2412	632	Firefox.exe	98
PID 3840 wrote to memory of 2344	3840	cmd.exe	102
PID 3840 wrote to memory of 2344	3840	cmd.exe	102
PID 3840 wrote to memory of 2344	3840	cmd.exe	102
PID 3152 wrote to memory of 828	3152	cmd.exe	103
PID 3152 wrote to memory of 828	3152	cmd.exe	103
PID 3152 wrote to memory of 828	3152	cmd.exe	103
PID 1884 wrote to memory of 364	1884	cmd.exe	104
PID 1884 wrote to memory of 364	1884	cmd.exe	104
PID 1884 wrote to memory of 364	1884	cmd.exe	104
PID 2412 wrote to memory of 2284	2412	cmd.exe	105
PID 2412 wrote to memory of 2284	2412	cmd.exe	105
PID 2412 wrote to memory of 2284	2412	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\b64168671d7aa362fe08a7485610b3a0N.exe
"C:\Users\Admin\AppData\Local\Temp\b64168671d7aa362fe08a7485610b3a0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:936
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\qZTSr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:692
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Updater 3" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe" /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2940
- C:\Users\Admin\AppData\Roaming\Firefox.exe
  "C:\Users\Admin\AppData\Roaming\Firefox.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3580
- - C:\Users\Admin\AppData\Roaming\Firefox.exe
    C:\Users\Admin\AppData\Roaming\Firefox.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:632
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3152
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:828
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3840
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:2344
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1884
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:364
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2412
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:2284
- - C:\Users\Admin\AppData\Roaming\Firefox.exe
    C:\Users\Admin\AppData\Roaming\Firefox.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1096

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

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\Local\Temp\qZTSr.txt

Filesize
143B

MD5
962bc493b87f298696ad6e3eed7c7937

SHA1
985cc0c7e37e2465c4349abd528e120663ebd205

SHA256
c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01

SHA512
9dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173

Download Submit
C:\Users\Admin\AppData\Roaming\Firefox.txt

Filesize
1.8MB

MD5
afd2e69eeadd3d52b924fdd89eb8bf31

SHA1
31a67eb8dac28b9490f74285eb86a5d2551b9ca4

SHA256
f9cacb0d917fbc2f7fdb7df48825d1d18b6c04e3544046c67948703e1859aaed

SHA512
d9316771760d42c645347b6af55acdbfd2d5b8dad1fa09c44dce3a458ebde5d6962944a095a9a45b701688ad6ebe472cac5dae48650d49413e9d8223680e9f85

Download Submit
memory/632-54-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-52-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-31-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-36-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-75-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-59-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-57-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-50-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/632-34-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/936-0-0x0000000000400000-0x00000000005CF000-memory.dmp

Filesize
1.8MB

Download
memory/1096-51-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1096-45-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1096-40-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1096-43-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads