eaa93ca419c6d6443b0b050121fd193366890cb39dfc91e0312948986dc112c4

General

Target

77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
Size

708KB
MD5

77f2c3f594b1a777ab00837633087b7d
SHA1

0c1befadc2f55c347abf2cb37c0b979c8bdf75e0
SHA256

eaa93ca419c6d6443b0b050121fd193366890cb39dfc91e0312948986dc112c4
SHA512

f23a76c936b98c12af366fc6d1377c74ad29e278cdcccd816a27b4dec91f1b062b038b33b715a6620ce3f8c471aec1ba52dac1d452ccdca932ba1034c3434c2e
SSDEEP

12288:t0E1WGmY60yRRDXZZQZ9UgiVORGBqR0wHlC6sRxAolt+AImF+ZdwuWifLnioN0sl:t0E0H3DXZkUbIRCqBHAM7AImydwuZTXj

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,"	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 2252	2124	77f2c3f594b1a777ab00837633087b7d_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	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2252	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
2252	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2252	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30
PID 2124 wrote to memory of 2252	2124	77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\77f2c3f594b1a777ab00837633087b7d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\77f2c3f594b1a777ab00837633087b7d_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:2252

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

memory/2124-14-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2252-7-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2252-21-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-20-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-19-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-18-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-17-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-16-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2252-26-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads