zloader | 5e0362037ebe9276b9a253a66c233be67bb6ceedec997e9bd0faa294091eb52c

General

Target

5e0362037ebe9276b9a253a66c233be67bb6ceedec997e9bd0faa294091eb52c.dll
Size

619KB
MD5

e54803695352cd8a46fb303f6d83c4f5
SHA1

246416a97b5d712495a17081456a3ceb4f6d2d2e
SHA256

5e0362037ebe9276b9a253a66c233be67bb6ceedec997e9bd0faa294091eb52c
SHA512

739de9da9b8755c34577801c4fa0b88a347012fc579a4ac4a4a2e6d4b1213e1ac585b1f1a9db59549693436eac6700ab57af4598ae0b3f2f8c32a86701f923fa

Score

10^/10

zloader nut 30/03 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

30/03

C2

https://holacast.com/post.php

https://homeloansadvisor.in/post.php

https://hoteldonalala.com.mx/post.php

https://hotimobiliaria.com.br/post.php

https://hrdgschool.com/post.php

https://huloolcreations.com/post.php

https://hyundainhatrang.vn/post.php

https://iaikotasemarang.id/post.php

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
Blocklisted process makes network request 2 IoCs

Processes:

msiexec.exe

flow pid process

7 316 msiexec.exe
8 316 msiexec.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

regsvr32.exe

description pid process target process

PID 1156 set thread context of 316 1156 regsvr32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 316 msiexec.exe
Token: SeSecurityPrivilege 316 msiexec.exe

flow	pid	process
7	316	msiexec.exe
8	316	msiexec.exe

description	pid	process	target process
PID 1156 set thread context of 316	1156	regsvr32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	316	msiexec.exe
Token: SeSecurityPrivilege	316	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1756 wrote to memory of 1156	1756	regsvr32.exe	regsvr32.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe
PID 1156 wrote to memory of 316	1156	regsvr32.exe	msiexec.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5e0362037ebe9276b9a253a66c233be67bb6ceedec997e9bd0faa294091eb52c.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1756

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\5e0362037ebe9276b9a253a66c233be67bb6ceedec997e9bd0faa294091eb52c.dll
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1156

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:316

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/316-66-0x0000000000000000-mapping.dmp

Download
memory/316-68-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/1156-61-0x0000000000000000-mapping.dmp

Download
memory/1156-62-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1156-63-0x0000000074210000-0x000000007423B000-memory.dmp

Filesize
172KB

Download
memory/1156-64-0x0000000074210000-0x00000000747B4000-memory.dmp

Filesize
5.6MB

Download
memory/1156-65-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1756-60-0x000007FEFBD21000-0x000007FEFBD23000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing