zloader | b35ad69768a7ce3db49edb414b855e06236cc9948616b055bd2503e83c2564e7

Analysis

max time kernel
149s
max time network
147s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
22/05/2026, 18:44

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
tmpww766q29.dll
Size 506KB
Sample260522-xdqsrsfx4y
SHA256 b35ad69768a7ce3db49edb414b855e06236cc9948616b055bd2503e83c2564e7
MD5 be64fa405a48ab541eb8a14b712c1a75
SHA1 f6413f97bd1b2c072d1721ebfed6b965a57e6f49
SHA512 c95fc8cb642f0bac391c91b21edb16ce9868359f962e01f1bb40cbad8a8fd173ac146a0ee72901224d51c21e9afd2af5464b862bdc6905d7eaf8e3f6785d256d
SSDEEP 12288:v/4qkMxNyHaVbBvXA2odWPyig6SnbKcn1Skkps3FsAT:Imw2BvXAdWKMUyAT
TLSH
T1B3B49E6237F80411F2BB4F3848F205119BFEBED5D978C69947C1229909EB290AB7C797
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

botnet bot5 bot5 discovery zloader persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

bot5

Campaign

bot5

https://militanttra.at/owg.php

Attributes

build_id
15

rc4.plain

rsa_pubkey.plain

Signatures

Family: Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2058276091-3280583803-376660292-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Taco = "regsvr32.exe /s C:\\Users\\Admin\\AppData\\Roaming\\Owfiyh\\hoemta.dll"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2548 set thread context of 3468	2548	rundll32.exe	92

System Location Discovery: System Language Discovery 1 TTPs 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3468	msiexec.exe
Token: SeSecurityPrivilege	3468	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2548	1732	rundll32.exe	83
PID 2548 wrote to memory of 3468	2548	rundll32.exe	92
PID 2548 wrote to memory of 3468	2548	rundll32.exe	92

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmpww766q29.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tmpww766q29.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2548
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3468

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2548-0-0x000000007565C000-0x000000007565F000-memory.dmp

Download

memory/2548-1-0x0000000075600000-0x0000000075683000-memory.dmp

Download

memory/2548-2-0x0000000075600000-0x0000000075683000-memory.dmp

Download

memory/2548-4-0x000000007565C000-0x000000007565F000-memory.dmp

Download

memory/2548-3-0x0000000075600000-0x0000000075683000-memory.dmp

Download

memory/2548-9-0x0000000075600000-0x0000000075683000-memory.dmp

Download

memory/3468-7-0x0000000000680000-0x00000000006AB000-memory.dmp

Download

memory/3468-11-0x0000000000680000-0x00000000006AB000-memory.dmp

Download

memory/3468-12-0x0000000000680000-0x00000000006AB000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads