zloader | b89d80ca3f0a5da24b8b768d2d5eb35ca1322f6bc2b01e265465ac95d7d61279

Resubmissions

26-12-2022 13:26

221226-qp1c1sgb8v 10

30-11-2022 16:32

221130-t2fe6aae9x 10

Analysis

max time kernel
148s
max time network
194s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-11-2022 16:32

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General

Target

b89d80ca3f0a5da24b8b768d2d5eb35ca1322f6bc2b01e265465ac95d7d61279.dll
Size

345KB
MD5

adba2ac8f027946da258155b140c068a
SHA1

91b1dceb17403910d7aa9bee1029f11153accff4
SHA256

b89d80ca3f0a5da24b8b768d2d5eb35ca1322f6bc2b01e265465ac95d7d61279
SHA512

356865ecaf00b10af50ec1f7ffdcc89249e1eaf2a1648c970393d7c66359e578ce9d6987f66dc49cb769e36e8ea62c4ff17d6b173bc793b61fa81e11e619229f
SSDEEP

6144:q9xZILKtmfbcPK2U6gRURSxE8efnQe+R+FNHmZ04aR31cdpN0V:q9xZIL1bcPRUrURAOn8gTGCPMwV

Score

10^/10

zloader nut 16/02 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

16/02

https://wewalk.cl/post.php

https://dpack-co.com/post.php

https://dr-mirahmadi.ir/post.php

https://indiaastrologyfoundation.in/post.php

https://metisacademy.ir/post.php

https://lan-samarinda.com/post.php

https://pyouleigorgawimbwans.tk/post.php

Attributes

build_id
351

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 1968 msiexec.exe
9 1968 msiexec.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 2008 set thread context of 1968 2008 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 1968 msiexec.exe
Token: SeSecurityPrivilege 1968 msiexec.exe

flow	pid	process
7	1968	msiexec.exe
9	1968	msiexec.exe

description	pid	process	target process
PID 2008 set thread context of 1968	2008	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	1968	msiexec.exe
Token: SeSecurityPrivilege	1968	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 316 wrote to memory of 2008	316	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe
PID 2008 wrote to memory of 1968	2008	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b89d80ca3f0a5da24b8b768d2d5eb35ca1322f6bc2b01e265465ac95d7d61279.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:316

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b89d80ca3f0a5da24b8b768d2d5eb35ca1322f6bc2b01e265465ac95d7d61279.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:1968

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1968-59-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/1968-61-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/1968-62-0x0000000000000000-mapping.dmp

Download
memory/1968-65-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/1968-66-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/2008-54-0x0000000000000000-mapping.dmp

Download
memory/2008-55-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/2008-56-0x0000000074C10000-0x0000000074C39000-memory.dmp

Filesize
164KB

Download
memory/2008-57-0x0000000074C10000-0x0000000074CC5000-memory.dmp

Filesize
724KB

Download
memory/2008-58-0x0000000074C10000-0x0000000074CC5000-memory.dmp

Filesize
724KB

Download
memory/2008-63-0x0000000074C10000-0x0000000074CC5000-memory.dmp

Filesize
724KB

Download