4df46a3411cbbdb0e36d99090eb10090b8003dff5d7e4abd787f3b80fe6bf777

General

Target

ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Size

54KB
MD5

ee2f1643a07234524d3b3aa335544396
SHA1

f089ba3c16c692fe2cb9b33e7ba2861a99f14a56
SHA256

4df46a3411cbbdb0e36d99090eb10090b8003dff5d7e4abd787f3b80fe6bf777
SHA512

5466e8d0107bff592a33b14e20a8d13ad243a5d56eda770797300075302a06bc67d4365e21202a97e5b3105bd25fb44ba2fc1ecd9792efbb90000c5327252b3f
SSDEEP

768:Oe3PFaDVyOQgljLDKRJyM3BmsHzSB4us/wJJapg4RoSMZeUZB/1wMNi54vx/E12L:V3cpyORJLuB4P4AJJv4Romu/C54v9EkL

Score

10^/10

discovery evasion

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorer\Desktop.ini	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorer\Desktop.ini	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\Internat Explorer\target.lnk	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorer	attrib.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command\ = "explorer \"C:\\Program Files (x86)\\Microsoft\\Internat Explorer\""	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.oc	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.oc\ = "ocfile"	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon\ = "%1"	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 2924	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	82
PID 3828 wrote to memory of 2924	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	82
PID 3828 wrote to memory of 2924	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	82
PID 3828 wrote to memory of 3780	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	85
PID 3828 wrote to memory of 3780	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	85
PID 3828 wrote to memory of 3780	3828	ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe	85

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2924	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee2f1643a07234524d3b3aa335544396_JaffaCakes118.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Checks computer location settings
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Windows\SysWOW64\attrib.exe
  "C:\Windows\System32\attrib.exe" "C:\Program Files (x86)\Microsoft\Internat Explorer" +s
  2⤵
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2924
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\Local\Temp\nsaA02A.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

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C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat

Filesize
214B

MD5
8585097b6b3fe5e3a924fbe6ad50cb3c

SHA1
ad4d7365f67a3130aae27801cced2c91a5e6c4af

SHA256
ba1e2fe545e7a013477ef81264e9b5967b1bd36e042e542577a85a4e5a966c35

SHA512
9ee5903c91b05fde6b916cdf41cf4d4b720b8543dc9b2a6c26b94485817e27816c2ee4c0e9a7975dea94d149888903dfc45c7926486f0241e44383abbcc9eab4

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads