zloader | e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8

Resubmissions

05-11-2022 23:29

221105-3gsdnaabh2 10

05-11-2022 15:13

221105-sl48xagdd3 10

27-10-2022 06:35

221027-hcm8xsbce5 10

Analysis

max time kernel
86s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2022 15:13

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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 36 IoCs

flow	pid	Process
43	3592	msiexec.exe
45	3592	msiexec.exe
47	3592	msiexec.exe
49	3592	msiexec.exe
51	3592	msiexec.exe
53	3592	msiexec.exe
54	3592	msiexec.exe
55	3592	msiexec.exe
56	3592	msiexec.exe
57	3592	msiexec.exe
58	3592	msiexec.exe
59	3592	msiexec.exe
60	3592	msiexec.exe
61	3592	msiexec.exe
62	3592	msiexec.exe
63	3592	msiexec.exe
64	3592	msiexec.exe
65	3592	msiexec.exe
66	3592	msiexec.exe
67	3592	msiexec.exe
69	3592	msiexec.exe
71	3592	msiexec.exe
72	3592	msiexec.exe
73	3592	msiexec.exe
83	3592	msiexec.exe
84	3592	msiexec.exe
85	3592	msiexec.exe
86	3592	msiexec.exe
87	3592	msiexec.exe
88	3592	msiexec.exe
90	3592	msiexec.exe
91	3592	msiexec.exe
92	3592	msiexec.exe
93	3592	msiexec.exe
94	3592	msiexec.exe
95	3592	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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Egydiho = "rundll32.exe C:\\Users\\Admin\\AppData\\Roaming\\Hyogby\\udhodig.dll,DllRegisterServer"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2120 set thread context of 3592	2120	regsvr32.exe	89

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3592	msiexec.exe
Token: SeSecurityPrivilege	3592	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 2120	1280	regsvr32.exe	81
PID 1280 wrote to memory of 2120	1280	regsvr32.exe	81
PID 1280 wrote to memory of 2120	1280	regsvr32.exe	81
PID 2120 wrote to memory of 3592	2120	regsvr32.exe	89
PID 2120 wrote to memory of 3592	2120	regsvr32.exe	89
PID 2120 wrote to memory of 3592	2120	regsvr32.exe	89
PID 2120 wrote to memory of 3592	2120	regsvr32.exe	89
PID 2120 wrote to memory of 3592	2120	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    PID:3592

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

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Downloads

memory/3592-134-0x0000000001200000-0x0000000001221000-memory.dmp

Filesize
132KB

Download
memory/3592-135-0x0000000001200000-0x0000000001221000-memory.dmp

Filesize
132KB

Download
memory/3592-136-0x0000000001200000-0x0000000001221000-memory.dmp

Filesize
132KB

Download