3a6d623768cfbe1d20df77ad042b60fca1d0c08c0a477ceddf5acc1c097c670c

Analysis

max time kernel
148s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/10/2026, 16:55

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dncp.dll
Size 57KB
Sample261006-vffdpsdx6k
SHA256 3a6d623768cfbe1d20df77ad042b60fca1d0c08c0a477ceddf5acc1c097c670c
MD5 fa957df248c485059bc126ea0fa84c4a
SHA1 a2cbe00c672838c12d9753f22d495af703214765
SHA512 c2e18f960f83e3a22a6a70d7ed4d1c5583d90db1252ca131e343bc024e5c5eeca05cceca4fc1a64832279fa518fd77951510cfb2fc45946af46725aab0a60b45
SSDEEP 768:2LlN1HMLNMXQ0dYNkO/xPfzcGKjCdtQ/pQHly/Ler7GHF8PjFL9o5dxIKchT4l4s:2LOJMXV6nxzAOXFtm6PjFL9YmT4XSz+
TLSH
T10843BFE4A926753AE21FC77F4CAB752C8B2933F77853612F643165C11637282BB0650E
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/5548-0-0x0000000010000000-0x000000001000E000-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 2948 wrote to memory of 5548	2948	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dncp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dncp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5548

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/5548-0-0x0000000010000000-0x000000001000E000-memory.dmp

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