zloader | 461bc141026278f75214983abeafe0ce0d9be8750ee5847e858d8e56a70eefbd

Analysis

max time kernel
144s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-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

Processes:

msiexec.exe

flow pid process

7 4628 msiexec.exe
9 4628 msiexec.exe
11 4628 msiexec.exe
14 4628 msiexec.exe
16 4628 msiexec.exe
18 4628 msiexec.exe
23 4628 msiexec.exe

flow	pid	process
7	4628	msiexec.exe
9	4628	msiexec.exe
11	4628	msiexec.exe
14	4628	msiexec.exe
16	4628	msiexec.exe
18	4628	msiexec.exe
23	4628	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-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Oged = "rundll32.exe C:\\Users\\Admin\\AppData\\Roaming\\Gidoh\\egfoagba.dll,DllRegisterServer"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

regsvr32.exe

description pid process target process

PID 2676 set thread context of 4628 2676 regsvr32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 4628 msiexec.exe
Token: SeSecurityPrivilege 4628 msiexec.exe

description	pid	process	target process
PID 2676 set thread context of 4628	2676	regsvr32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	4628	msiexec.exe
Token: SeSecurityPrivilege	4628	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 2656 wrote to memory of 2676	2656	regsvr32.exe	regsvr32.exe
PID 2656 wrote to memory of 2676	2656	regsvr32.exe	regsvr32.exe
PID 2656 wrote to memory of 2676	2656	regsvr32.exe	regsvr32.exe
PID 2676 wrote to memory of 4628	2676	regsvr32.exe	msiexec.exe
PID 2676 wrote to memory of 4628	2676	regsvr32.exe	msiexec.exe
PID 2676 wrote to memory of 4628	2676	regsvr32.exe	msiexec.exe
PID 2676 wrote to memory of 4628	2676	regsvr32.exe	msiexec.exe
PID 2676 wrote to memory of 4628	2676	regsvr32.exe	msiexec.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2656

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2676

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:4628

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/2676-115-0x0000000000000000-mapping.dmp

Download
memory/2676-116-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-117-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-118-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-119-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-120-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-121-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-123-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-122-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-124-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-125-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-126-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-127-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-128-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-129-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-130-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-131-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-132-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-133-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-134-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-135-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-137-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-138-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-139-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-141-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-143-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-145-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-148-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-150-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-151-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-153-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-152-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-149-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-147-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-146-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-144-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-142-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-140-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-136-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-154-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-155-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/2676-156-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-157-0x00000000009B0000-0x00000000009D1000-memory.dmp

Filesize
132KB

Download
memory/4628-158-0x0000000000000000-mapping.dmp

Download
memory/4628-159-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-160-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-161-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-162-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-164-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-165-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-167-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-168-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-169-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-170-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-171-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-172-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-173-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-174-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-175-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-176-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-177-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-179-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-180-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-181-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-182-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-178-0x00000000775D0000-0x000000007775E000-memory.dmp

Filesize
1.6MB

Download
memory/4628-205-0x00000000009B0000-0x00000000009D1000-memory.dmp

Filesize
132KB

Download
memory/4628-236-0x00000000009B0000-0x00000000009D1000-memory.dmp

Filesize
132KB

Download