84fe55896f3854f33b088f2351616ad92699735fa5ca2f22a58cc071e88c7c62

General

Target

dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Size

253KB
MD5

dbe20b0025b73769811b5416ecf7177f
SHA1

81d57a04d6833a9592f1966f2c6f773d2dd863e0
SHA256

84fe55896f3854f33b088f2351616ad92699735fa5ca2f22a58cc071e88c7c62
SHA512

14847f31e2464db0db14a2832898bffd5d7e6a0ab8f5061fe0433ac0234fe6924b434a3dabe0d479c5700723255bcd0f8c3bfde55f74240bda969d8250a0ae63
SSDEEP

6144:6jYD4PawAJ1U4CDU3nh9wv1U5K0pxSOODQZM/2zlmUJm:6Za/y4h9wt0K0THO0Z82hLY

Score

6^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon 2 TTPs 8 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\StartShell = "EvWinLogon"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\DLLName = "wlogon.dll"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Asynchronous = "1"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Impersonate = "1"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Logon = "EvWinLogon"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Startup = "EvWinLogon"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wlogon.dll	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\net.cpl	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\lcss.exe	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\crypto.dll	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe

Modifies registry class 19 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\CLSID	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CurVer\ = "WinCryptography.Encrypt.1"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\CLSID\ = "{310DE29C-0AD3-4A43-A2DB-221F1160CACB}"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ProgID	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CLSID	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CurVer	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32\ = "crypto.dll"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ProgID\ = "WinCryptography.Encrypt.1"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\VersionIndependentProgID\ = "WinCryptography.Encrypt"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\ = "Windows Cryptography"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CLSID\ = "{310DE29C-0AD3-4A43-A2DB-221F1160CACB}"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\ = "Windows Cryptography"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ = "Windows Cryptography"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32\ThreadingModel = "Both"	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\VersionIndependentProgID	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	1732	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
Token: SeDebugPrivilege	1732	dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbe20b0025b73769811b5416ecf7177f_JaffaCakes118.exe"
1⤵
- Modifies WinLogon
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:1732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\lcss.exe

Filesize
153KB

MD5
952a21e351093d2fb38fc530fffc47a8

SHA1
5bcc36b2ec30bdbb865b001c7de9329fbc864f4a

SHA256
8b034407fc61e5c25316c0a88cb507f89d07a0390ef22c81c7965f8b196fa4a6

SHA512
230c15adac16f664646986e92d75930c60912af0b0e8110a67061053ffc47c4171701957ccafda774d6987faf32429f7192a6c4506bfe781af82750803bed5f8

Download Submit
C:\Windows\SysWOW64\net.cpl

Filesize
159KB

MD5
5ee9e2ac9a1ec6976432e7dd5a4f5434

SHA1
692666a3dea54b2c4d84bfc887d8b45ac3bb9d8e

SHA256
e877c8fae6034d36afb5d30d8ddc78ceec500a8aa1b6979cab9d8eee23a04fcc

SHA512
013b6b2fd8f297d9e48239f45dabf24587a41782f0042d9167419e2dabc05cda790756665ec28a36c703278f995c4a6cb1d881c153bb4ad3b7812c85b8392adc

Download Submit
memory/1732-24-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads