zloader | 6ffa4cfa0466047e7a320dd9aa57417d14dd9a185306fdecc9a79352d88a682f

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20/05/2022, 03:52

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General

Target
6ffa4cfa0466047e7a320dd9aa57417d14dd9a185306fdecc9a79352d88a682f.dll
Size 446KB
Sample220520-ee3vlsbdap
SHA256 6ffa4cfa0466047e7a320dd9aa57417d14dd9a185306fdecc9a79352d88a682f
MD5 a65312552f22156249bac2ddfc8a9811
SHA1 216505bd8e3448436f6fa202e64c0046c3ee4f60
SHA512 12a69f8e3940724ad203352293c6e8e257305fa6dfa04e961d292be3734233c9c934dc7f0781a93b7c4847709e26cb199c2f24673d22dafdf22ce9cf2986fb4b
MD5 SHA1 SHA512

Score

10^/10

zloader apr17 spam botnet suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

apr17

Campaign

spam

http://wmwifbajxxbcxmucxmlc.com/post.php
http://ojnxjgfjlftfkkuxxiqd.com/post.php
http://pwkqhdgytsshkoibaake.com/post.php
http://snnmnkxdhflwgthqismb.com/post.php
http://iawfqecrwohcxnhwtofa.com/post.php
http://nlbmfsyplohyaicmxhum.com/post.php
http://fvqlkgedqjiqgapudkgq.com/post.php
http://cmmxhurildiigqghlryq.com/post.php
http://nmqsmbiabjdnuushksas.com/post.php
http://fyratyubvflktyyjiqgq.com/post.php

Attributes

build_id
108

rc4.plain

Signatures

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
suricata
suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
suricata

Blocklisted process makes network request 11 IoCs

flow	pid	Process
45	728	msiexec.exe
47	728	msiexec.exe
49	728	msiexec.exe
51	728	msiexec.exe
53	728	msiexec.exe
55	728	msiexec.exe
57	728	msiexec.exe
59	728	msiexec.exe
61	728	msiexec.exe
63	728	msiexec.exe
66	728	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 876 set thread context of 728	876	rundll32.exe	89

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	728	msiexec.exe
Token: SeSecurityPrivilege	728	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 876	3928	rundll32.exe	81
PID 3928 wrote to memory of 876	3928	rundll32.exe	81
PID 3928 wrote to memory of 876	3928	rundll32.exe	81
PID 876 wrote to memory of 728	876	rundll32.exe	89
PID 876 wrote to memory of 728	876	rundll32.exe	89
PID 876 wrote to memory of 728	876	rundll32.exe	89
PID 876 wrote to memory of 728	876	rundll32.exe	89
PID 876 wrote to memory of 728	876	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ffa4cfa0466047e7a320dd9aa57417d14dd9a185306fdecc9a79352d88a682f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ffa4cfa0466047e7a320dd9aa57417d14dd9a185306fdecc9a79352d88a682f.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:876
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of AdjustPrivilegeToken
    PID:728

Network

MITRE ATT&CK Matrix

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Downloads

memory/728-135-0x0000000000510000-0x0000000000544000-memory.dmp

Download

memory/728-136-0x0000000000510000-0x0000000000544000-memory.dmp

Download

memory/876-132-0x0000000075180000-0x0000000075203000-memory.dmp

Download

memory/876-131-0x0000000075180000-0x00000000751B4000-memory.dmp

Download

memory/876-133-0x0000000075180000-0x0000000075203000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads