23cb790148d637b99528dafbbab9e6e350fc28945c47212618fe78ce93bbf63a

Analysis

max time kernel
148s
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, 09:42

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dndr.dll
Size 41KB
Sample261014-lpmppsfe32
SHA256 23cb790148d637b99528dafbbab9e6e350fc28945c47212618fe78ce93bbf63a
MD5 3d354ec1cc05bc469c712a81fdfca814
SHA1 b780476c041ab3c5268ea17941f7ca5b0207c62e
SHA512 9d7bffec67965441db5f816d4750c41f2e758612d4c0ea8bcb7ca610850c33bdbc256d5d20851405a530ef5adcc9ccbeeb63e1800b42a7a1b4b68625c103ae2e
SSDEEP 768:GQxrhypDESkRA0HVCzXrx1KlvXkTvFPRKxABq45lJXT2xvHC7OK/UpXwMQ+Uvhrn:GQ3tfgXKlvX4KSbT49K/iw55
TLSH
T10913CFA8963E397EE7DBDB7749E72D38971523B2F46361D7042A21420836192BF0278D
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/4816-0-0x0000000010000000-0x0000000010016000-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 4692 wrote to memory of 4816	4692	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dndr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dndr.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4816

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

Replay Monitor

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Downloads

memory/4816-0-0x0000000010000000-0x0000000010016000-memory.dmp

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