5b48de5656f7e0bf4adf40a5d3035b69e0bbadb6f1f72f797ea63a0452d581b7

General

Target

f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
Size

32KB
MD5

f598ebe9d567148717990bea0bc04d3b
SHA1

2c89dcbb82f5742779d647c8d858712b0c4fabcf
SHA256

5b48de5656f7e0bf4adf40a5d3035b69e0bbadb6f1f72f797ea63a0452d581b7
SHA512

5093e711fea2a7aedf88999f5b7cd4e49ffb5eebd12e685ee243ab571b12f50988d8b7dd1f7f5d5ec822a064caee6f4a377f82caa8132b84799467cf26d55a37
SSDEEP

768:z4HJzSKBqoExaakDNMCiRTkb0RXY+nAynPqyJ:z4pdExUNiRTkaXYCAyn5

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\etc\hosts.nv	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1320	Passepartout.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\FASTTRACKPassepartout = "C:\\Windows\\Passepartout.exe -A"	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\FASTTRACKPassepartout = "C:\\Windows\\Passepartout.exe -A"	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1620-0-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/memory/1620-20-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/files/0x00080000000160da-7.dat	upx
behavioral1/memory/1620-21-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/memory/1320-36-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/memory/1620-34-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/memory/1320-37-0x0000000000010000-0x0000000000029000-memory.dmp	upx
behavioral1/memory/1320-38-0x0000000000010000-0x0000000000029000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Passepartout.exe	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.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 1 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	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://ereg.regex.gorgyill-bisfo.com/"	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe
1320	Passepartout.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 1320	1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe	33
PID 1620 wrote to memory of 1320	1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe	33
PID 1620 wrote to memory of 1320	1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe	33
PID 1620 wrote to memory of 1320	1620	f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f598ebe9d567148717990bea0bc04d3b_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\Passepartout.exe
  "C:\Windows\Passepartout.exe" -A
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

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:\Windows\Passepartout.exe

Filesize
32KB

MD5
f598ebe9d567148717990bea0bc04d3b

SHA1
2c89dcbb82f5742779d647c8d858712b0c4fabcf

SHA256
5b48de5656f7e0bf4adf40a5d3035b69e0bbadb6f1f72f797ea63a0452d581b7

SHA512
5093e711fea2a7aedf88999f5b7cd4e49ffb5eebd12e685ee243ab571b12f50988d8b7dd1f7f5d5ec822a064caee6f4a377f82caa8132b84799467cf26d55a37

Download Submit
memory/1320-36-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1320-37-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1320-38-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1620-0-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1620-20-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1620-19-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1620-18-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1620-17-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1620-21-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download
memory/1620-32-0x0000000004220000-0x0000000004239000-memory.dmp

Filesize
100KB

Download
memory/1620-34-0x0000000000010000-0x0000000000029000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads