zloader | 0074e4aacd3a8c3ccf4859f7044629ce7458f7a553b7a0dde51fda2ed68645b1 | Triage

Analysis

max time kernel
97s
max time network
11s
platform
windows7_x64
resource
win7v20201028
submitted
14-12-2020 15:21

Sharing

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General

Target

83bd32450a481cae11143042495d98c2.dll
Size

667KB
MD5

83bd32450a481cae11143042495d98c2
SHA1

42b44b917034e1d014a68c9082cfa244d5e52c87
SHA256

0074e4aacd3a8c3ccf4859f7044629ce7458f7a553b7a0dde51fda2ed68645b1
SHA512

8b84c63bb2d13adc97dc7c19d4a61f2aae2216af3346a788eff0ab0745a217999f87968f95fa42350e337469e4916c958cd379550b4d2aecfacdafb184ceb0a4

Score

10^/10

zloader dll26 dll26 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

dll26

Campaign

dll26

C2

https://eecakesconf.at/web982/gate.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

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 1956	844	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83bd32450a481cae11143042495d98c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:844

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83bd32450a481cae11143042495d98c2.dll,#1
2⤵
PID:1956

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
PID:1428

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1428-4-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1428-3-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/1428-5-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/1428-6-0x0000000000000000-mapping.dmp

Download
memory/1956-2-0x0000000000000000-mapping.dmp

Download