060792565bbdd4fa2f732a262a664cfe4d154e94f830957bf08b1cda6cc7b680

General

Target

b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
Size

529KB
MD5

b44ead084208b062cfa1f75093c2ac85
SHA1

1fde9870e2d1cfdae3b47072693b7ed1a2c0a537
SHA256

060792565bbdd4fa2f732a262a664cfe4d154e94f830957bf08b1cda6cc7b680
SHA512

cd1a2c83856630d9b5fc462f7de93a6cb1f8fdf6006f5cd11c29a49f1ec3de8707d20f014df7d22267c78673be67445980f310bf4611a5355a458119460c6dcf
SSDEEP

6144:AcFNz2bzRiJeNU6cue6lwQgsefK8wNqPDefKM11FK1id6:AcKzRiwN5cueAng33vbefKsKid6

Score

10^/10

discovery evasion persistence privilege_escalation upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 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\Shell = "Explorer.exe \"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	lsass.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3776	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1916	lsass.exe
2044	lsass.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3332-0-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral2/memory/3332-5-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral2/files/0x0008000000023434-13.dat	upx
behavioral2/memory/1916-16-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral2/memory/1916-24-0x0000000000400000-0x0000000000486000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	lsass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	lsass.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "\"C:\\Users\\Admin\\AppData\\Roaming\\lsass.exe\""	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3332 set thread context of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 1916 set thread context of 2044	1916	lsass.exe	91

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
1916	lsass.exe
2044	lsass.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 3332 wrote to memory of 4944	3332	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	87
PID 4944 wrote to memory of 3776	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	88
PID 4944 wrote to memory of 3776	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	88
PID 4944 wrote to memory of 3776	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	88
PID 4944 wrote to memory of 1916	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	89
PID 4944 wrote to memory of 1916	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	89
PID 4944 wrote to memory of 1916	4944	b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe	89
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91
PID 1916 wrote to memory of 2044	1916	lsass.exe	91

C:\Users\Admin\AppData\Local\Temp\b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Users\Admin\AppData\Local\Temp\b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4944
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\lsass.exe" CityScape Enable
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3776
- - C:\Users\Admin\AppData\Roaming\lsass.exe
    /d C:\Users\Admin\AppData\Local\Temp\b44ead084208b062cfa1f75093c2ac85_JaffaCakes118.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1916
  - - C:\Users\Admin\AppData\Roaming\lsass.exe
      "C:\Users\Admin\AppData\Roaming\lsass.exe"
      4⤵
      Modifies WinLogon for persistence
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\lsass.exe

Filesize
529KB

MD5
45b0c27047f824f98e81f77b8a39e8a4

SHA1
6779e2e93d81dbb857acea51147f8e188186d9df

SHA256
199beab3e34d8475d8228120fc6ec1dab670c3b9a1d1f65c6089da85b09f6f10

SHA512
582bbc6fec11e8a3fc348e14b07be8981b483061a41efa010f9eb09f7a11552263573f9485c1e7e18477d92f89aa8504bb58c41671baf00b0a93fc15dad5ec5b

Download Submit
memory/1916-16-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1916-24-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2044-28-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-39-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-35-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-32-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-29-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-27-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3332-5-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/3332-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/4944-19-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4944-6-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4944-3-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads