9bf8a60e76a38b42be7d216073038851dd5d671816c7ff85bfa14a71f220302a

General

Target

36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Size

391KB
MD5

36c42dd50f28aee2acc8a20ebd43671f
SHA1

786d7e7fe330f0d9abb0f6ada971b57030353cfb
SHA256

9bf8a60e76a38b42be7d216073038851dd5d671816c7ff85bfa14a71f220302a
SHA512

e8ec093452d3faacbfaa4febbeb44f3c1a582d42f17cdbd6399507386be140e199ab947c42e8fb9f327e4c56eccd0743fe0e7a69a1f32ef4bd1a9c7aed1a2631
SSDEEP

12288:0tN/P3Zgc2IdOUWz8gYdZwuUYJGmr1xK2pE9:0tNHuiWzid+tYg4K2pA

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 3 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 = "C:\\Windows\\system32\\gema.exe,"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\ProgramData\\gema\\gema.exe,C:\\Windows\\system32\\gema.exe,"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Users\\Admin\\AppData\\Roaming\\gema\\gema.exe,Explorer.exe,"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\gema = "C:\\Windows\\system32\\gema.exe"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\gema. = "C:\\ProgramData\\gema\\gema.exe"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gema = "C:\\Users\\Admin\\AppData\\Roaming\\gema\\gema.exe"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\gema.exe	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\gema.exe	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\IESettingSync	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
1644	36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\36c42dd50f28aee2acc8a20ebd43671f_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1644

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

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
391KB

MD5
36c42dd50f28aee2acc8a20ebd43671f

SHA1
786d7e7fe330f0d9abb0f6ada971b57030353cfb

SHA256
9bf8a60e76a38b42be7d216073038851dd5d671816c7ff85bfa14a71f220302a

SHA512
e8ec093452d3faacbfaa4febbeb44f3c1a582d42f17cdbd6399507386be140e199ab947c42e8fb9f327e4c56eccd0743fe0e7a69a1f32ef4bd1a9c7aed1a2631

Download Submit
memory/1644-0-0x0000000002250000-0x00000000022AA000-memory.dmp

Filesize
360KB

Download
memory/1644-1-0x00000000022B0000-0x0000000002317000-memory.dmp

Filesize
412KB

Download
memory/1644-2-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1644-16-0x00000000022B0000-0x0000000002317000-memory.dmp

Filesize
412KB

Download
memory/1644-17-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads