a3638f0c01c47a1906dfd8a86b9e747075464231109521a071129436777a4aab

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/09/2024, 22:47

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General

Target

ea1cf1882be040772fbdc279712d2944_JaffaCakes118.dll
Size

31KB
MD5

ea1cf1882be040772fbdc279712d2944
SHA1

0a330033517ab71be9d74e961dd35eae77196f06
SHA256

a3638f0c01c47a1906dfd8a86b9e747075464231109521a071129436777a4aab
SHA512

2d176901368360fd0b4372f304a69e017b49b99d9b8997ec15ebce64414252f5263cfe65b6aebfca9ac50f10bcb36bf7e26c8bb61d0e4978f165d640de1fc825
SSDEEP

768:wXL+nlX2TIwFdwrNqyl/p7la9TxII4fGytcn1jyeDSIWDBzBz:wb4mTPIpqyr7IFx8onBfSIWlzBz

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5024-1-0x0000000002B30000-0x0000000002B50000-memory.dmp	upx
behavioral2/memory/5024-2-0x0000000002B30000-0x0000000002B50000-memory.dmp	upx
behavioral2/memory/5024-5-0x0000000002B30000-0x0000000002B50000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1420	5024	WerFault.exe	82

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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

pid	Process
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe
5024	rundll32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 5024	4908	rundll32.exe	82
PID 4908 wrote to memory of 5024	4908	rundll32.exe	82
PID 4908 wrote to memory of 5024	4908	rundll32.exe	82
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86
PID 5024 wrote to memory of 4280	5024	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea1cf1882be040772fbdc279712d2944_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea1cf1882be040772fbdc279712d2944_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 604
    3⤵
    - Program crash
    PID:1420
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:4280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5024 -ip 5024
1⤵
PID:3884

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/5024-0-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/5024-1-0x0000000002B30000-0x0000000002B50000-memory.dmp

Filesize
128KB

Download
memory/5024-2-0x0000000002B30000-0x0000000002B50000-memory.dmp

Filesize
128KB

Download
memory/5024-3-0x0000000002BD0000-0x0000000002BF0000-memory.dmp

Filesize
128KB

Download
memory/5024-4-0x00000000049C0000-0x0000000004A00000-memory.dmp

Filesize
256KB

Download
memory/5024-5-0x0000000002B30000-0x0000000002B50000-memory.dmp

Filesize
128KB

Download
memory/5024-6-0x0000000002BD0000-0x0000000002BF0000-memory.dmp

Filesize
128KB

Download