790ca433e7aa41a9ea52c1b59ab27d59c9658979d28c708347c94cc5e6cc7d60

Analysis

max time kernel
148s
max time network
142s
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, 09:50

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.leh.dll
Size 122KB
Sample261014-lt45jsbs2x
SHA256 790ca433e7aa41a9ea52c1b59ab27d59c9658979d28c708347c94cc5e6cc7d60
MD5 2dbe8dfe6f8308d2b72eea0304b4c13f
SHA1 1a24451ad1d887480668fbc5831d20fa9f3130c1
SHA512 ae73752be9aca45ea0e8ce9ab82412b87b90bf0eec5ff29b29121a8278171aff5487a0326fe493d1e81ee7489d109afe927ac30f79b35d45c528fd93664ccd26
SSDEEP 1536:MDEFUawhF/H8fO1qJ1Zfbs3VDGg7BI+vL9yIc3uTiga:j4D/caFKg7BTg3uc
TLSH
T172C3AE9AAA203433D73B8436A5AA3727423922B73D57A50BE731519E3C772D19F14F0B
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/1648-0-0x0000000010000000-0x0000000010017000-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 4656 wrote to memory of 1648	4656	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.leh.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.leh.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:1164

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/1648-0-0x0000000010000000-0x0000000010017000-memory.dmp

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