ae897231863812fbf7cc9aeaf1a024197c932eae48f69af842c402f1161bdd34

General

Target

6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Size

54KB
MD5

6fdc3535c0e0a35f33c7f28596d3372f
SHA1

12edc87711439ffc6271f4c05fc6dcb6d470ccd5
SHA256

ae897231863812fbf7cc9aeaf1a024197c932eae48f69af842c402f1161bdd34
SHA512

59c58b69f5c1b01a86d3877285dcf52b05a55bed8c3f0eafdb30b9b18078497e97f1de68fb8b3c7b37634bb5331367f7eb9bdf1f70cf566fcbb999c24c30047f
SSDEEP

768:Oe3PFaDVyOQgljLDKRJyM3BmsHzSB4us/wJJapg4RoSMZeUZB/plAwO5:V3cpyORJLuB4P4AJJv4Romu/8D

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2764	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorar\Desktop.ini	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorar\Desktop.ini	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\Internat Explorar\target.lnk	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Internat Explorar	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	6fdc3535c0e0a35f33c7f28596d3372f_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\.oc\ = "ocfile"	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon\ = "%1"	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.oc	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command\ = "explorer C:\\Program Files (x86)\\Microsoft\\Internat Explorar"	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2504	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32
PID 1732 wrote to memory of 2764	1732	6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe	32

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2504	attrib.exe

C:\Users\Admin\AppData\Local\Temp\6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6fdc3535c0e0a35f33c7f28596d3372f_JaffaCakes118.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- 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:1732
- C:\Windows\SysWOW64\attrib.exe
  "C:\Windows\System32\attrib.exe" "C:\Program Files (x86)\Microsoft\Internat Explorar" +s
  2⤵
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2504
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2764

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

System Information Discovery

1

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\temp_tmp.bat

Filesize
214B

MD5
a6ff8dba681c9e0422cf3bc43f0862ac

SHA1
78363c2eb6549d0aa48563ab565a6740a9a9cdb3

SHA256
d558a9c44323b2738ed54a766ec7de10706671b5f4e4f7eb053a788e92e8d211

SHA512
3f8986a42d009514921ee34d774f9dcc28f27a6bfa26b1c345b33544ef6b5abb816ff43f5819b7c6f4e6099166911b5bb0caff82162bada0e4b93d54517b590f

Download Submit
\Users\Admin\AppData\Local\Temp\nsz2001.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads