zloader | 06af9181e00d6d9fcdea30e8895603620d073c841871905ac76bc0cb2f99d096

Analysis

max time kernel
136s
max time network
140s
platform
windows10_x64
resource
win10v20201028
submitted
09-11-2020 20:55

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General

Target

0ca3b4ee1aa867af5d11353897c29242.exe
Size

2.3MB
MD5

0ca3b4ee1aa867af5d11353897c29242
SHA1

61208451065c6a91b06db9b3760e9582a4146ae0
SHA256

06af9181e00d6d9fcdea30e8895603620d073c841871905ac76bc0cb2f99d096
SHA512

59dd9414f5bc51edd8599ad663fcbb0e3779e5d59410e1d9bd0aec1ec233daf7be0c43744965125450ee9c0341c4c40f6cbeaa399f4dcba2fc12b830242f930d

Score

10^/10

zloader bot7 bot7 botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

bot7

Campaign

bot7

https://militanttra.at/owg.php

rc4.plain

rsa_pubkey.plain

Signatures

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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\Fove = "C:\\Users\\Admin\\AppData\\Roaming\\Exem\\ryoctu.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0ca3b4ee1aa867af5d11353897c29242.exe

description pid process target process

PID 3936 set thread context of 3948 3936 0ca3b4ee1aa867af5d11353897c29242.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 3948 msiexec.exe
Token: SeSecurityPrivilege 3948 msiexec.exe

description	pid	process	target process
PID 3936 set thread context of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	3948	msiexec.exe
Token: SeSecurityPrivilege	3948	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

0ca3b4ee1aa867af5d11353897c29242.exe

description	pid	process	target process
PID 3936 wrote to memory of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe
PID 3936 wrote to memory of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe
PID 3936 wrote to memory of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe
PID 3936 wrote to memory of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe
PID 3936 wrote to memory of 3948	3936	0ca3b4ee1aa867af5d11353897c29242.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\0ca3b4ee1aa867af5d11353897c29242.exe
"C:\Users\Admin\AppData\Local\Temp\0ca3b4ee1aa867af5d11353897c29242.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3936

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:3948

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3948-0-0x0000000000130000-0x000000000015C000-memory.dmp

Filesize
176KB

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memory/3948-1-0x0000000000000000-mapping.dmp

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