1e35d3460ba612c170ab89b033acf4031da06adfb826bdf6f05c73a997f3fa1e

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 07:23

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General

Target

0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
Size

32KB
MD5

0025f54c0574160cea0eaa85af2166a5
SHA1

f021e103defc7993de5053f89be9c3a4797f303e
SHA256

1e35d3460ba612c170ab89b033acf4031da06adfb826bdf6f05c73a997f3fa1e
SHA512

e478a4d7e4e950447d9535517d70e47025d18bf0ad056d0c0d2162bcc88cc288e219f292c4f7c575a5fe1957c1d86e12d0b2f4d3a23c2b7619bb73b981e5774c
SSDEEP

768:2O0r4wEQbX2nlPxCWMCVVxO7Of2ZrBGhV7C27:2OzwqnlPxrVMb9BItC27

Score

6^/10

adware discovery stealer upx

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/756-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/2360-3-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/756-2-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/2360-5-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\PLUGINS\321Nt64.Jmp	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
File created	C:\Program Files\Internet Explorer\PLUGINS\321Nt64.987	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
File created	C:\Program Files\Internet Explorer\PLUGINS\321Nt64.Jmp	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe

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	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}\	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}\InProcServer32	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}\InProcServer32\ = "C:\\Program Files\\Internet Explorer\\PLUGINS\\321Nt64.987"	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48691221-F05C-4AB4-B9D0-50D6D36CC27F}\InProcServer32\ThreadingModel = "Apartment"	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 2360	756	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe	31
PID 756 wrote to memory of 2360	756	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe	31
PID 756 wrote to memory of 2360	756	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe	31
PID 756 wrote to memory of 2360	756	0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:756
- C:\Users\Admin\AppData\Local\Temp\0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\0025f54c0574160cea0eaa85af2166a5_JaffaCakes118.exe" Z
  2⤵
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Modifies registry class
  PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/756-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/756-2-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2360-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2360-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download