f52636d840db495877c783fd75def526be05a21f911265bec715a80d1a38e644

Analysis

max time kernel
139s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-08-2024 12:05

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General

Target

8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
Size

30KB
MD5

8eada87afa440644c3088c8e380c01bd
SHA1

2369728ecb2b6f0c3cfe885687b88b85a5b0f870
SHA256

f52636d840db495877c783fd75def526be05a21f911265bec715a80d1a38e644
SHA512

0e853a6d19bee12158afea67670fb2d24d2c3b795f07df9b7b71cc141155e224a478c47d501fed4cf939c5d32f8f6183f67e8bf99764a1d46dda8ac87bd54c5c
SSDEEP

768:EIr2WL0eSvnsbQOLHnYp3cWEFfpEpstRWPOzBUjG:EIrtL0fvnssOTnYp4fpEpURwOzajG

Score

5^/10

discovery

Malware Config

Signatures

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\userinit.exe	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mjenpp.dll	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\skbskg.dll	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4532 set thread context of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5004	1648	WerFault.exe	84

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	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84
PID 4532 wrote to memory of 1648	4532	8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8eada87afa440644c3088c8e380c01bd_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4532
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\system32\rundll32.exe
  2⤵
  PID:1648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1648 -s 12
    3⤵
    - Program crash
    PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1648 -ip 1648
1⤵
PID:4048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1648-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4532-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4532-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/4532-12-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download