a4cbe211b6ee73ac1ce67361e9dc182389fcfd2c71c86e959c963223f39b2f1b

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 18:57

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General

Target

4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
Size

134KB
MD5

4187795eada3a6da47a0bedf55aa9d7b
SHA1

1af688b016b767cc4c953861a1383fb7a4b8f75a
SHA256

a4cbe211b6ee73ac1ce67361e9dc182389fcfd2c71c86e959c963223f39b2f1b
SHA512

838197919aa7b8b5336f0c629dbfa5ffd36442f1c6d0ef34d3fefd6afe4d57a593053479340314eb8627b19d8709608d3d9d57b9d7f587139defc1b88bfaa552
SSDEEP

3072:o8xkhFdDM7NE4UZBHDRk5dHpK1H7c5GPbYotcb:chDANEzLdk5dJ8sSYk

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2152	Lvofaa.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2452-0-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral1/files/0x000900000001747d-8.dat	upx

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
File created	C:\Windows\Lvofaa.exe	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
File opened for modification	C:\Windows\Lvofaa.exe	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Lvofaa.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Lvofaa.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	Lvofaa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	Lvofaa.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\International	Lvofaa.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe
2152	Lvofaa.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2152	2452	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2152	2452	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2152	2452	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2152	2452	4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4187795eada3a6da47a0bedf55aa9d7b_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\Lvofaa.exe
  C:\Windows\Lvofaa.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:2152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

C:\Windows\Lvofaa.exe

Filesize
134KB

MD5
4187795eada3a6da47a0bedf55aa9d7b

SHA1
1af688b016b767cc4c953861a1383fb7a4b8f75a

SHA256
a4cbe211b6ee73ac1ce67361e9dc182389fcfd2c71c86e959c963223f39b2f1b

SHA512
838197919aa7b8b5336f0c629dbfa5ffd36442f1c6d0ef34d3fefd6afe4d57a593053479340314eb8627b19d8709608d3d9d57b9d7f587139defc1b88bfaa552

Download Submit
C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
372B

MD5
44c64ef3e3027c4214bcee74635d2540

SHA1
41deea0f3761e7506c7d07e2dad57ebb08b7a79a

SHA256
04ec934725821bdbdae4c030dcb4275935742e18391c705a0ea690017ad64767

SHA512
551dd398f4b745f905a505f518a0960b22e7c31e6936aab2cf5ca7b189aeb68fae63d94cb58f8697933b95509b367d683673220d5b42c1dc52a5c7ed7c344e67

Download Submit
memory/2152-51677-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-10-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-9-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-51673-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-51675-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-51679-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-51683-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2152-51684-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2452-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2452-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2452-12-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2452-51671-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2452-2-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download