7a104bf1b2e563f8bbf1d27eab24939679cb28c113780c6112b1e9415fb82761

General

Target

3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Size

54KB
MD5

3dd9d7c5c322108d4e565b8085f0d1b2
SHA1

02a1fb9549f0aaac9ecbfe2c0cf8a0a9083c92d4
SHA256

7a104bf1b2e563f8bbf1d27eab24939679cb28c113780c6112b1e9415fb82761
SHA512

d8811bf598f93c092e7cbf254424e2b30e1e02ce24efcf646109793343910df448d28bdb98ff2b2cffa28713063beee296b89a3e79587ee97c8f1ed16a6cec23
SSDEEP

768:Oe3PFaDVyOQgljLDKRJyM3BmsHzSB4us/wJJapg4RoSMZeUZB/4sjQtAIOqqTRPW:V3cpyORJLuB4P4AJJv4Romu/++Ek1Uh

Score

10^/10

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-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2912	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2508	3dd9d7c5c322108d4e565b8085f0d1b2_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	3dd9d7c5c322108d4e565b8085f0d1b2_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	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\Internat Explorer\target.lnk	3dd9d7c5c322108d4e565b8085f0d1b2_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

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.oc	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\DefaultIcon\ = "%1"	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.oc\ = "ocfile"	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ocfile\shell\open\command\ = "explorer \"C:\\Program Files (x86)\\Microsoft\\Internat Explorer\""	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2324	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	29
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31
PID 2508 wrote to memory of 2912	2508	3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe	31

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2324	attrib.exe

C:\Users\Admin\AppData\Local\Temp\3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3dd9d7c5c322108d4e565b8085f0d1b2_JaffaCakes118.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2508
- 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
  - Views/modifies file attributes
  PID:2324
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat" "
  2⤵
  - Deletes itself
  PID:2912

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

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
a4aa4048236294be11c627a9f02571ab

SHA1
7c6a37c61e8b430ac32bb8352ff19f768a34c008

SHA256
a7f6493960e0a8f66cd1e5212c09c8d84dd8254ec157605e2a1da24ca0cc70a8

SHA512
b8e923a84175f31ed56e5fe6d59737ef7b3edb8aedad4257c48fd35d5d715d18bb71e68698bd91527d972fccd85e2b71f3e9dc1986843f7ca9c89044914f08c7

Download Submit
\Users\Admin\AppData\Local\Temp\nsz3A83.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