b4f6c3a0e35c1ea557ac28cf447ea93022e358896f303ad74704ce67c6006e1e

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/10/2026, 09:48

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dpls.dll
Size 104KB
Sample261014-ls51fsbt3m
SHA256 b4f6c3a0e35c1ea557ac28cf447ea93022e358896f303ad74704ce67c6006e1e
MD5 5785582506dccee289ad5650d1f6b0a8
SHA1 ad20aff28f6014b1b57b2159b4a4bd28e1e34f1f
SHA512 7cf2dc1e00bd94255c24baf7e8c7cd2e31c0773d2742711befb61f854ea3e17198adecd5500c96f445e6fa1341fd134c7cfbfd97b0272dec45acafea2b8fdd4f
SSDEEP 1536:J3iyDPFw2bprmjsKx+Nvt+dnIAiHNeoqyrhu+V1MuEFfwqJ/b4azwNkd:1Tw2bpCos+Nt+JriHlFt54MaM+d
TLSH
T1EFA3AF998115753BD33F853F99AA3E27493927B33C97604F972120963C76292AF06F0B
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/2428-0-0x0000000010000000-0x000000001000E000-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 1644 wrote to memory of 2428	1644	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dpls.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dpls.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2428

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/2428-0-0x0000000010000000-0x000000001000E000-memory.dmp

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