63efcc977f0e3a54562bfb5d77864a3baf50d1bd63802075d662b35e6c56683c

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 05:31

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General

Target

eaad171fd702f46b65c4f1c10a891c9b_JaffaCakes118.dll
Size

9.5MB
MD5

eaad171fd702f46b65c4f1c10a891c9b
SHA1

63ff4839fe69855ba7d1c4961bbcd9e75139a4e2
SHA256

63efcc977f0e3a54562bfb5d77864a3baf50d1bd63802075d662b35e6c56683c
SHA512

a8374bd0bbf275ef5ccc0258524ce50b10bb06bffcbf5688081515e630ce8e3a1b7b880c2e2b853ef9cb09aa37801a4fc7fe381a6375b1bf9f73207b16db27fe
SSDEEP

1536:aepyLJ3WzAzpx0zESe1wgzCTZnYm6LLnzNNDblE/bvQOMfDpAQH4:a9VG0zszES+CviLz7dEzvQO22QH4

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3108-0-0x0000000010000000-0x0000000010970000-memory.dmp	upx
behavioral2/memory/3108-1-0x0000000010000000-0x0000000010970000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1780	3108	WerFault.exe	81

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 use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 3108	3528	rundll32.exe	81
PID 3528 wrote to memory of 3108	3528	rundll32.exe	81
PID 3528 wrote to memory of 3108	3528	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaad171fd702f46b65c4f1c10a891c9b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaad171fd702f46b65c4f1c10a891c9b_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 588
    3⤵
    - Program crash
    PID:1780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3108 -ip 3108
1⤵
PID:904

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

Replay Monitor

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Downloads

memory/3108-0-0x0000000010000000-0x0000000010970000-memory.dmp

Filesize
9.4MB

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memory/3108-1-0x0000000010000000-0x0000000010970000-memory.dmp

Filesize
9.4MB

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