3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725

Analysis

max time kernel
151s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 06:48

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General

Target

3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe
Size

722KB
MD5

6d5409f4481a16238033453a868146d0
SHA1

aa7cfb4c09b3749850cf3b40c74abe0fe8a0e2b0
SHA256

3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725
SHA512

15676a0b2a887f77a72c333d95809817d643d25c04c7a90958ace86ddc6741ebcb7e25570f80981526e0a3699bf2f330e8623f3d591a7e76ee84b7af6be02828
SSDEEP

12288:9Up3EQ6T6jpV3KVMeHf2Jl84yfFr+3p8rkKQr6MCNVkgQpNaQ4ppFJN9IJaXSo:9KTV0TfkOYK1NkgQ3+mJaCo

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 10 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
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\Falaheye.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Falaheye.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	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
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Java\uninstall.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\uninstall.exe:*:Enabled:Windows Messanger"	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	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	reg.exe

Executes dropped EXE 3 IoCs

pid	Process
408	uninstall.exe
4064	uninstall.exe
3904	uninstall.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
	upx
behavioral2/memory/2976-132-0x0000000000400000-0x000000000065E000-memory.dmp	upx
behavioral2/files/0x000300000001e6ef-139.dat	upx
behavioral2/files/0x000300000001e6ef-140.dat	upx
behavioral2/memory/2976-141-0x0000000000400000-0x000000000065E000-memory.dmp	upx
behavioral2/memory/408-143-0x0000000000400000-0x000000000065E000-memory.dmp	upx
behavioral2/memory/4064-146-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/files/0x000300000001e6ef-147.dat	upx
behavioral2/memory/4064-149-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4064-151-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/3904-152-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/files/0x000300000001e6ef-153.dat	upx
behavioral2/memory/3904-158-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/3904-157-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/408-160-0x0000000000400000-0x000000000065E000-memory.dmp	upx
behavioral2/memory/4064-166-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/3904-168-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4064-173-0x0000000000400000-0x000000000045C000-memory.dmp	upx

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java(TM) Platform SE Auto Updator 2.1 = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\uninstall.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 408 set thread context of 4064	408	uninstall.exe	91
PID 408 set thread context of 3904	408	uninstall.exe	92

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
3808	reg.exe
4848	reg.exe
688	reg.exe
4640	reg.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: 1	4064	uninstall.exe
Token: SeCreateTokenPrivilege	4064	uninstall.exe
Token: SeAssignPrimaryTokenPrivilege	4064	uninstall.exe
Token: SeLockMemoryPrivilege	4064	uninstall.exe
Token: SeIncreaseQuotaPrivilege	4064	uninstall.exe
Token: SeMachineAccountPrivilege	4064	uninstall.exe
Token: SeTcbPrivilege	4064	uninstall.exe
Token: SeSecurityPrivilege	4064	uninstall.exe
Token: SeTakeOwnershipPrivilege	4064	uninstall.exe
Token: SeLoadDriverPrivilege	4064	uninstall.exe
Token: SeSystemProfilePrivilege	4064	uninstall.exe
Token: SeSystemtimePrivilege	4064	uninstall.exe
Token: SeProfSingleProcessPrivilege	4064	uninstall.exe
Token: SeIncBasePriorityPrivilege	4064	uninstall.exe
Token: SeCreatePagefilePrivilege	4064	uninstall.exe
Token: SeCreatePermanentPrivilege	4064	uninstall.exe
Token: SeBackupPrivilege	4064	uninstall.exe
Token: SeRestorePrivilege	4064	uninstall.exe
Token: SeShutdownPrivilege	4064	uninstall.exe
Token: SeDebugPrivilege	4064	uninstall.exe
Token: SeAuditPrivilege	4064	uninstall.exe
Token: SeSystemEnvironmentPrivilege	4064	uninstall.exe
Token: SeChangeNotifyPrivilege	4064	uninstall.exe
Token: SeRemoteShutdownPrivilege	4064	uninstall.exe
Token: SeUndockPrivilege	4064	uninstall.exe
Token: SeSyncAgentPrivilege	4064	uninstall.exe
Token: SeEnableDelegationPrivilege	4064	uninstall.exe
Token: SeManageVolumePrivilege	4064	uninstall.exe
Token: SeImpersonatePrivilege	4064	uninstall.exe
Token: SeCreateGlobalPrivilege	4064	uninstall.exe
Token: 31	4064	uninstall.exe
Token: 32	4064	uninstall.exe
Token: 33	4064	uninstall.exe
Token: 34	4064	uninstall.exe
Token: 35	4064	uninstall.exe
Token: SeDebugPrivilege	3904	uninstall.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe
408	uninstall.exe
4064	uninstall.exe
4064	uninstall.exe
3904	uninstall.exe
4064	uninstall.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 3800	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	84
PID 2976 wrote to memory of 3800	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	84
PID 2976 wrote to memory of 3800	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	84
PID 3800 wrote to memory of 3892	3800	cmd.exe	87
PID 3800 wrote to memory of 3892	3800	cmd.exe	87
PID 3800 wrote to memory of 3892	3800	cmd.exe	87
PID 2976 wrote to memory of 408	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	88
PID 2976 wrote to memory of 408	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	88
PID 2976 wrote to memory of 408	2976	3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe	88
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 4064	408	uninstall.exe	91
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 408 wrote to memory of 3904	408	uninstall.exe	92
PID 4064 wrote to memory of 1840	4064	uninstall.exe	93
PID 4064 wrote to memory of 1840	4064	uninstall.exe	93
PID 4064 wrote to memory of 1840	4064	uninstall.exe	93
PID 4064 wrote to memory of 4364	4064	uninstall.exe	95
PID 4064 wrote to memory of 4364	4064	uninstall.exe	95
PID 4064 wrote to memory of 4364	4064	uninstall.exe	95
PID 4064 wrote to memory of 3432	4064	uninstall.exe	96
PID 4064 wrote to memory of 3432	4064	uninstall.exe	96
PID 4064 wrote to memory of 3432	4064	uninstall.exe	96
PID 4064 wrote to memory of 3748	4064	uninstall.exe	97
PID 4064 wrote to memory of 3748	4064	uninstall.exe	97
PID 4064 wrote to memory of 3748	4064	uninstall.exe	97
PID 1840 wrote to memory of 3808	1840	cmd.exe	101
PID 1840 wrote to memory of 3808	1840	cmd.exe	101
PID 1840 wrote to memory of 3808	1840	cmd.exe	101
PID 4364 wrote to memory of 4848	4364	cmd.exe	102
PID 4364 wrote to memory of 4848	4364	cmd.exe	102
PID 4364 wrote to memory of 4848	4364	cmd.exe	102
PID 3432 wrote to memory of 688	3432	cmd.exe	104
PID 3432 wrote to memory of 688	3432	cmd.exe	104
PID 3432 wrote to memory of 688	3432	cmd.exe	104
PID 3748 wrote to memory of 4640	3748	cmd.exe	105
PID 3748 wrote to memory of 4640	3748	cmd.exe	105
PID 3748 wrote to memory of 4640	3748	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe
"C:\Users\Admin\AppData\Local\Temp\3b4fcf2dd9801836eb78acfe6a4898a6caf1138e3c6a3d6305c56f1920a00725.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NHVAq.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3800
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java(TM) Platform SE Auto Updator 2.1" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /f
    3⤵
    - Adds Run key to start application
    PID:3892
- C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
  "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:408
- - C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
    C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4064
  - - 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⤵
      Suspicious use of WriteProcessMemory
      PID:1840
    - - 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
        Modifies registry key
        
        PID:3808
  - - 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\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4364
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        Modifies registry key
        
        PID:4848
  - - 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⤵
      Suspicious use of WriteProcessMemory
      PID:3432
    - - 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
        Modifies registry key
        
        PID:688
  - - 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\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3748
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        Modifies registry key
        
        PID:4640
- - C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
    C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\NHVAq.bat

Filesize
173B

MD5
0f9512ff58185a551abc4fa80ffde3b5

SHA1
eb2df1adbb3504236d2857d8a9c297121c97a95d

SHA256
79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189

SHA512
1f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e

Download Submit
C:\Users\Admin\AppData\Roaming\Java\uninstall.exe

Filesize
722KB

MD5
d1ebff46fb4770a385f569d73b192a2f

SHA1
4a20819d53fdc3ac22918002dfaff832b87d50f8

SHA256
089b5f5549e3291bfc42c08bc1dfb8b497596e2998847b013953b73fda13bd4f

SHA512
aeca1300c3cacc173d789b36224c0980ae7729647850cef63177bd19ba87e281d7cc03fe4df56353d1b0f24472f6b4f6a8f542ae87c0efe11201e99c35420e53

Download Submit
C:\Users\Admin\AppData\Roaming\Java\uninstall.exe

Filesize
722KB

MD5
d1ebff46fb4770a385f569d73b192a2f

SHA1
4a20819d53fdc3ac22918002dfaff832b87d50f8

SHA256
089b5f5549e3291bfc42c08bc1dfb8b497596e2998847b013953b73fda13bd4f

SHA512
aeca1300c3cacc173d789b36224c0980ae7729647850cef63177bd19ba87e281d7cc03fe4df56353d1b0f24472f6b4f6a8f542ae87c0efe11201e99c35420e53

Download Submit
C:\Users\Admin\AppData\Roaming\Java\uninstall.exe

Filesize
722KB

MD5
d1ebff46fb4770a385f569d73b192a2f

SHA1
4a20819d53fdc3ac22918002dfaff832b87d50f8

SHA256
089b5f5549e3291bfc42c08bc1dfb8b497596e2998847b013953b73fda13bd4f

SHA512
aeca1300c3cacc173d789b36224c0980ae7729647850cef63177bd19ba87e281d7cc03fe4df56353d1b0f24472f6b4f6a8f542ae87c0efe11201e99c35420e53

Download Submit
C:\Users\Admin\AppData\Roaming\Java\uninstall.exe

Filesize
722KB

MD5
d1ebff46fb4770a385f569d73b192a2f

SHA1
4a20819d53fdc3ac22918002dfaff832b87d50f8

SHA256
089b5f5549e3291bfc42c08bc1dfb8b497596e2998847b013953b73fda13bd4f

SHA512
aeca1300c3cacc173d789b36224c0980ae7729647850cef63177bd19ba87e281d7cc03fe4df56353d1b0f24472f6b4f6a8f542ae87c0efe11201e99c35420e53

Download Submit
memory/408-143-0x0000000000400000-0x000000000065E000-memory.dmp

Filesize
2.4MB

Download
memory/408-160-0x0000000000400000-0x000000000065E000-memory.dmp

Filesize
2.4MB

Download
memory/2976-141-0x0000000000400000-0x000000000065E000-memory.dmp

Filesize
2.4MB

Download
memory/2976-132-0x0000000000400000-0x000000000065E000-memory.dmp

Filesize
2.4MB

Download
memory/3904-152-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3904-158-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3904-157-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3904-168-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4064-151-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4064-166-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4064-149-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4064-146-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4064-173-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads