zloader | 0263c76856472535f8441f582dac011dbf52f965086f9e59a6930c00b2106073

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
07/02/2026, 15:54

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General

Target
wwf[1].exe
Size 2.3MB
Sample260207-tcbexaes9d
SHA256 0263c76856472535f8441f582dac011dbf52f965086f9e59a6930c00b2106073
MD5 f18334d87221ecb0fb12405814c21912
SHA1 2875140558c0c17a259ff2d731e5e4a0a823108a
SHA512 fa96425f2402803b7c34ea27211c33257224f65966cb42c651fa688bc131bbae6dbf7fc743eb055398fc2e4a0841a17ff31097346c4666ba39607e974c22ae2d
SSDEEP 49152:jUEJpE+TT7TDGBcuHsi7Ly2Cr2SRtgbR9iTp1woifnUWtMbuIJ0y:jBnE+TT/DGTHs8yVr2n99iTpiXfnUWtS
TLSH
T1AEB5CF32798184B6C1730771EE0DB36963ACB8700E34974772A49E6D2FB04936A6DBD7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

botnet bot7 bot7 discovery zloader persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

bot7

Campaign

bot7

https://militanttra.at/owg.php

Attributes

build_id
18

rc4.plain

rsa_pubkey.plain

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
4248	nywi.exe

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-1-5-21-747994418-3253881032-1527946131-1000\Software\Microsoft\Windows\CurrentVersion\Run\Axun = "C:\\Users\\Admin\\AppData\\Roaming\\Oduke\\nywi.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2832 set thread context of 3028	2832	wwf[1].exe	79

System Location Discovery: System Language Discovery 1 TTPs 3 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	wwf[1].exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nywi.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3028	msiexec.exe
Token: SeSecurityPrivilege	3028	msiexec.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 3028	2832	wwf[1].exe	79
PID 2832 wrote to memory of 3028	2832	wwf[1].exe	79

C:\Users\Admin\AppData\Local\Temp\wwf[1].exe
"C:\Users\Admin\AppData\Local\Temp\wwf[1].exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3028

C:\Users\Admin\AppData\Roaming\Oduke\nywi.exe
C:\Users\Admin\AppData\Roaming\Oduke\nywi.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4248

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

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Downloads

nywi.exe

Path C:\Users\Admin\AppData\Roaming\Oduke\nywi.exe
Size 2.3MB
SHA256 0263c76856472535f8441f582dac011dbf52f965086f9e59a6930c00b2106073
MD5 f18334d87221ecb0fb12405814c21912
SHA1 2875140558c0c17a259ff2d731e5e4a0a823108a
SHA512 fa96425f2402803b7c34ea27211c33257224f65966cb42c651fa688bc131bbae6dbf7fc743eb055398fc2e4a0841a17ff31097346c4666ba39607e974c22ae2d
SSDEEP 49152:jUEJpE+TT7TDGBcuHsi7Ly2Cr2SRtgbR9iTp1woifnUWtMbuIJ0y:jBnE+TT/DGTHs8yVr2n99iTpiXfnUWtS
TLSH
T1AEB5CF32798184B6C1730771EE0DB36963ACB8700E34974772A49E6D2FB04936A6DBD7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2832-0-0x0000000000463000-0x0000000000466000-memory.dmp

Download

memory/2832-2-0x0000000000270000-0x00000000004BC000-memory.dmp

Download

memory/2832-1-0x0000000000270000-0x00000000004BC000-memory.dmp

Download

memory/2832-4-0x0000000000463000-0x0000000000466000-memory.dmp

Download

memory/2832-12-0x0000000000270000-0x00000000004BC000-memory.dmp

Download

memory/3028-10-0x0000000001030000-0x000000000105C000-memory.dmp

Download

memory/3028-14-0x0000000001030000-0x000000000105C000-memory.dmp

Download

memory/3028-15-0x0000000001030000-0x000000000105C000-memory.dmp

Download

memory/4248-18-0x0000000000900000-0x0000000000B4C000-memory.dmp

Download

memory/4248-19-0x0000000000AF3000-0x0000000000AF6000-memory.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads