zloader | 461bc141026278f75214983abeafe0ce0d9be8750ee5847e858d8e56a70eefbd

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2022 13:26

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General

Target

e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
Size

111KB
MD5

e3564138588cba04c873bd054458f8b9
SHA1

157ec7421e1333b714d01a750b6d5d6517a92c45
SHA256

e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8
SHA512

2a2e8ce45a928bcffdb40ebf6559c1f071bb3feccfd9cfe355e593acb559ecf84858cf4474708d311317ab08b3f981eba7c8b80dceae973839a0eec9049665c8
SSDEEP

1536:3ui/9Xb791Wff4K84oeRnobxxm2ShclQaLMin8F5vAC+WEQbAmTjTpeyv0+gPzff:H/J7jWHT/oegcaQF5XEgHbpeyvfgT

Score

10^/10

zloader dllobnova 1017 botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

DLLobnova

Campaign

1017

https://fdsjfjdsfjdsjfdjsfh.com/gate.php

https://fdsjfjdsfjdsdsjajjs.com/gate.php

https://idisaudhasdhasdj.com/gate.php

https://dsjdjsjdsadhasdas.com/gate.php

https://dsdjfhdsufudhjas.com/gate.php

https://dsdjfhdsufudhjas.info/gate.php

https://fdsjfjdsfjdsdsjajjs.info/gate.php

https://idisaudhasdhasdj.info/gate.php

Attributes

build_id
28

rc4.plain

Signatures

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

Blocklisted process makes network request 7 IoCs

flow	pid	Process
48	2980	msiexec.exe
53	2980	msiexec.exe
57	2980	msiexec.exe
62	2980	msiexec.exe
64	2980	msiexec.exe
66	2980	msiexec.exe
72	2980	msiexec.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Hyubca = "rundll32.exe C:\\Users\\Admin\\AppData\\Roaming\\Ehydo\\ahheohce.dll,DllRegisterServer"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4232 set thread context of 2980	4232	regsvr32.exe	85

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2980	msiexec.exe
Token: SeSecurityPrivilege	2980	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 4232	3836	regsvr32.exe	76
PID 3836 wrote to memory of 4232	3836	regsvr32.exe	76
PID 3836 wrote to memory of 4232	3836	regsvr32.exe	76
PID 4232 wrote to memory of 2980	4232	regsvr32.exe	85
PID 4232 wrote to memory of 2980	4232	regsvr32.exe	85
PID 4232 wrote to memory of 2980	4232	regsvr32.exe	85
PID 4232 wrote to memory of 2980	4232	regsvr32.exe	85
PID 4232 wrote to memory of 2980	4232	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3836
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4232
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    PID:2980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2980-134-0x0000000000930000-0x0000000000951000-memory.dmp

Filesize
132KB

Download
memory/2980-135-0x0000000000930000-0x0000000000951000-memory.dmp

Filesize
132KB

Download
memory/2980-136-0x0000000000930000-0x0000000000951000-memory.dmp

Filesize
132KB

Download