zloader | f7310ec9aae872399d2543df307f7935360bd20fca323eabf85ab0a349ee9d40

Analysis

max time kernel
170s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
09/03/2022, 02:43

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General

Target
f7310ec9aae872399d2543df307f7935360bd20fca323eabf85ab0a349ee9d40.dll
Size 370KB
Sample220309-c7mb8afcfj
SHA256 f7310ec9aae872399d2543df307f7935360bd20fca323eabf85ab0a349ee9d40
MD5 c53f191e6a450b3200714f7159c120bc
SHA1 153d4b0f12e76402a286312a44aea04982ab4371
SHA512 06d5e260aa293b59205285268ea74d2b0cf81c64208d5af87c05d6ecd51696ee29e06261dfc1ecaf68833e8f2b6fab0c1b75547572765aa2ea7b2a08e9a7a989
MD5 SHA1 SHA512

Score

10^/10

zloader nut 30/11 botnet suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

Campaign

30/11

https://aogmphregion.org.za/construction.php
https://aayanent.com/backups.php
https://eagle-family.co.uk/panel.php
https://khanbuilders.uk/wp-punch.php
https://construbienesjg.com/wp-punch.php
https://despautyajobssooka.ml/wp-smarts.php

Attributes

build_id
257

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
suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
suricata

Blocklisted process makes network request 6 IoCs

flow	pid	Process
61	3676	msiexec.exe
62	3676	msiexec.exe
65	3676	msiexec.exe
66	3676	msiexec.exe
67	3676	msiexec.exe
68	3676	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3088 set thread context of 3676	3088	regsvr32.exe	64

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3676	msiexec.exe
Token: SeSecurityPrivilege	3676	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 3088	2312	regsvr32.exe	56
PID 2312 wrote to memory of 3088	2312	regsvr32.exe	56
PID 2312 wrote to memory of 3088	2312	regsvr32.exe	56
PID 3088 wrote to memory of 3676	3088	regsvr32.exe	64
PID 3088 wrote to memory of 3676	3088	regsvr32.exe	64
PID 3088 wrote to memory of 3676	3088	regsvr32.exe	64
PID 3088 wrote to memory of 3676	3088	regsvr32.exe	64
PID 3088 wrote to memory of 3676	3088	regsvr32.exe	64

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f7310ec9aae872399d2543df307f7935360bd20fca323eabf85ab0a349ee9d40.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\f7310ec9aae872399d2543df307f7935360bd20fca323eabf85ab0a349ee9d40.dll
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3088
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of AdjustPrivilegeToken
    PID:3676

Network

MITRE ATT&CK Matrix

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Downloads

memory/3088-131-0x00000000032C0000-0x00000000032C1000-memory.dmp

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memory/3088-130-0x00000000754F0000-0x0000000075562000-memory.dmp

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memory/3088-133-0x00000000754F0000-0x0000000075562000-memory.dmp

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memory/3088-132-0x00000000754F0000-0x0000000075516000-memory.dmp

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memory/3676-134-0x0000000002D60000-0x0000000002D86000-memory.dmp

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memory/3676-137-0x0000000002D60000-0x0000000002D86000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads