zloader | dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7

Resubmissions

08-12-2023 09:44

231208-lqltssad73 10

03-05-2022 14:46

220503-r5ab7shef7 10

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
03-05-2022 14:46

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General

Target

dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe
Size

184KB
MD5

f5f6ba34d4c80305f9106fb307a33ca8
SHA1

b338e884ec5e1a27148ecb8a4dd2814dfbc4644c
SHA256

dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7
SHA512

0622ef42699a3f604f9bfed415002e7660467ac645ae88fa2219c6ca0ea411946a9948bb39fe11c5e4e25254c6de775f1e447f22035c9cd32712c7171823ac64

Score

10^/10

zloader canadaloads nerino botnet persistence suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

CanadaLoads

Campaign

Nerino

https://makemoneywithforexxs.com/bFnF0y1r/7QKpXmV3Pz.php

https://monanuslanus.com/bFnF0y1r/7QKpXmV3Pz.php

https://lericastrongs.com/bFnF0y1r/7QKpXmV3Pz.php

https://hyllionsudks.com/bFnF0y1r/7QKpXmV3Pz.php

https://crimewasddef.com/bFnF0y1r/7QKpXmV3Pz.php

https://derekdsingel.com/bFnF0y1r/7QKpXmV3Pz.php

https://simplereffiret.com/bFnF0y1r/7QKpXmV3Pz.php

https://regeerscomba.com/bFnF0y1r/7QKpXmV3Pz.php

Attributes

build_id
73

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 3 IoCs

Processes:

msiexec.exe

flow pid process

79 4744 msiexec.exe
80 4744 msiexec.exe
81 4744 msiexec.exe

flow	pid	process
79	4744	msiexec.exe
80	4744	msiexec.exe
81	4744	msiexec.exe

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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Vozycux = "C:\\Users\\Admin\\AppData\\Roaming\\Lefab\\puebf.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe

description	pid	process	target process
PID 3424 set thread context of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5012 3424 WerFault.exe dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 4744 msiexec.exe
Token: SeSecurityPrivilege 4744 msiexec.exe

pid	pid_target	process	target process
5012	3424	WerFault.exe	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe

description	pid	process
Token: SeSecurityPrivilege	4744	msiexec.exe
Token: SeSecurityPrivilege	4744	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe

description	pid	process	target process
PID 3424 wrote to memory of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe
PID 3424 wrote to memory of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe
PID 3424 wrote to memory of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe
PID 3424 wrote to memory of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe
PID 3424 wrote to memory of 4744	3424	dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe
"C:\Users\Admin\AppData\Local\Temp\dc172b6d856cd49e1bef1f2ac90cdcb7e296350713bd122ba645f0d5e3e004a7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3424

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:4744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 456
2⤵
- Program crash
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3424 -ip 3424
1⤵
PID:2708

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/3424-130-0x00000000007E8000-0x0000000000802000-memory.dmp

Filesize
104KB

Download
memory/3424-131-0x0000000000740000-0x0000000000766000-memory.dmp

Filesize
152KB

Download
memory/3424-132-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/4744-133-0x0000000000000000-mapping.dmp

Download
memory/4744-134-0x00000000007E0000-0x0000000000809000-memory.dmp

Filesize
164KB

Download
memory/4744-135-0x00000000007E0000-0x0000000000809000-memory.dmp

Filesize
164KB

Download