1cb212268170094dbb12147fa55a9c9688dd123046812e7f0182e072762ea400

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260618-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/06/2026, 03:46

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General

Target
The walking zombie Dead city/zk_Data/Plugins/steam_api.dll
Size 854KB
Sample260627-ebsv8sht2n
SHA256 1cb212268170094dbb12147fa55a9c9688dd123046812e7f0182e072762ea400
MD5 226d0e9d0383c34ae5021e70b3b029c9
SHA1 e45defcc669479c365c9c2b1e888860cf57286a6
SHA512 fbbb54f34670a6924fe07b28086067d487fcfd4d912c9afb27a19247121e04848d727b5f7b7eaaedaa31cf1788f48b9acb7cbd2cb656836b8e17b9b2e7a46e38
SSDEEP 24576:xWz6Mh4mCone+iIqSDgU0o7LoiqJYCuyUCP0:66MhCdIqSqOSJ7gCP
TLSH
T1D51512F6525706F0C1F1C176A8864E6FBBB4249F712C0DBC3D9446379887A0E6AB72C6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral30/memory/6064-0-0x0000000074270000-0x0000000074F7A000-memory.dmp	upx
behavioral30/memory/6064-2-0x0000000074270000-0x0000000074F7A000-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 1676 wrote to memory of 6064	1676	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\The walking zombie Dead city\zk_Data\Plugins\steam_api.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\The walking zombie Dead city\zk_Data\Plugins\steam_api.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:6064

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/6064-0-0x0000000074270000-0x0000000074F7A000-memory.dmp

Download

memory/6064-2-0x0000000074270000-0x0000000074F7A000-memory.dmp