ef4206ac1355c3162db5b0d03fed45c3f557c959820d116891fbe85ab22cf060

General

Target

fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
Size

52KB
MD5

fc1011a5e53f07fb09ea0035f5ea95fc
SHA1

a3ebf25b474db83e88c9961e2d217037af3d5da9
SHA256

ef4206ac1355c3162db5b0d03fed45c3f557c959820d116891fbe85ab22cf060
SHA512

cbb9df71d8364c3b0435c330596fce0e3ab6a5abe3d9933e90308adf493ed85dbe59aaceaadc0c3b5f9b3acf94a5deff2953dc57bb23523bca30d279108f2d5b
SSDEEP

768:8BE14nTLB3NOH5nJYu1dG02/v7FyN/QEkTMBUrYiIXoAqT/JABHYt+BM8M0:j6LnOH8WGDDu3fBQv6oFTRAB4wB2

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 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\userinit = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2688 set thread context of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
2744	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2744	2688	fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Users\Admin\AppData\Local\Temp\fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fc1011a5e53f07fb09ea0035f5ea95fc_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

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

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Downloads

memory/2688-14-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2744-22-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-18-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-19-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-16-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-17-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-7-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2744-25-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads