347f605be45ce0eb608371a392047f10b339db5bf2b8919e7fcf64ae5e3928c9

Analysis

max time kernel
148s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/10/2026, 20:04

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dndh.dll
Size 64KB
Sample261012-yteacaee94
SHA256 347f605be45ce0eb608371a392047f10b339db5bf2b8919e7fcf64ae5e3928c9
MD5 475b82f4274ce09ef0626a84b9f1ea3e
SHA1 0a899ab559cab303ab33fae970488b86f4ac434c
SHA512 f88636de042b114e6b5f3f0548a88bbb95bcc37b59287a8f6db8919713ecb011ceb3d0c6fc21cc4101f2357e9065e6de95246261c87dee590f8acd36399895e6
SSDEEP 1536:esWj3lpiXHsR2ei6V0ps6AjA3JT9qFA+X5316SD5:Nqi8Qer+hhZhGA+Hh5
TLSH
T12D53BFE58A2A2679F76FEA7BC9FF7D3C850533F6BA12A09F042481C41576152EF0601E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1820-0-0x0000000010000000-0x000000001000E000-memory.dmp	upx

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 1 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 1820	2692	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dndh.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dndh.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1820

Network

MITRE ATT&CK Enterprise v16

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/1820-0-0x0000000010000000-0x000000001000E000-memory.dmp

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