5d23b56a6ea6f9d10ccfa50ea85211465758aacbf8151e857d6575a124adf63e

Analysis

max time kernel
150s
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, 20:07

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General

Target
jaffacakes118_Trojan-PSW.Win32.Kykymber.dpfi.dll
Size 61KB
Sample261012-yv3dkaee97
SHA256 5d23b56a6ea6f9d10ccfa50ea85211465758aacbf8151e857d6575a124adf63e
MD5 909afac89774171de77609b2a9413428
SHA1 e22400158d8e69b7e366a78cbd2ca2001b042497
SHA512 31fd3b31f44ff5cfa8769397b41f4be197ada66f983442ff1a4e7a6aaeb8dcd0332ad075bcde595830185b2e29ec2c19ea6b5d83ba3371668177c1afb0862f3b
SSDEEP 768:Er2BOmpcqyMfg4rBvoSwxYy6Xi5hbwx+drmhhB6GbYUrAnQbhlrq5TdRMrt40yCX:u2IBqyMT3W5mDMGT0nQXaMwvfO
TLSH
T14F53AE95929A3E75C33ACABFA49FBF79C9011373BC23F182903E1B825175B116B0614E
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/3740-0-0x0000000010000000-0x0000000010970000-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 1088 wrote to memory of 3740	1088	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dpfi.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-PSW.Win32.Kykymber.dpfi.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3740

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/3740-0-0x0000000010000000-0x0000000010970000-memory.dmp

Download

memory/3740-1-0x0000000010000000-0x0000000010970000-memory.dmp