zloader | 830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46

Resubmissions

26-12-2022 13:27

221226-qp417sda45 10

30-11-2022 14:19

221130-rm688abe4x 10

Analysis

max time kernel
165s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 14:19

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General

Target

830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll
Size

493KB
MD5

efddc2807ecbdffd694cd97936404053
SHA1

c68b7b94e591fbc4cda9bdb8c2caaa33880464c7
SHA256

830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46
SHA512

e6b0fd0f52c5b7e82bb66d08c4a3f8a4bddf1ce75c140e73afb4c1f57131df81e5d39f7833de15b40e980f0605bfd1840f81b610134634db000f6e18388bf09a
SSDEEP

12288:WsCr6MfAEtHaqxnXmtkl0CMh+1wY7JuegO4I9y:Wsi6MBtHBzlRMg1wY34I9y

Score

10^/10

zloader nut 18/02 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

18/02

https://ramkanshop.ir/post.php

https://lph786.com/post.php

https://efaschoolfarooka.com/post.php

https://forexstick.com/post.php

https://firteccom.com/post.php

https://www.psychologynewmind.com/post.php

https://dirashightapbide.tk/post.php

Attributes

build_id
358

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 10 IoCs

flow	pid	Process
32	4896	msiexec.exe
33	4896	msiexec.exe
35	4896	msiexec.exe
39	4896	msiexec.exe
40	4896	msiexec.exe
42	4896	msiexec.exe
54	4896	msiexec.exe
56	4896	msiexec.exe
61	4896	msiexec.exe
62	4896	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1132 set thread context of 4896	1132	rundll32.exe	83

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	4896	msiexec.exe
Token: SeSecurityPrivilege	4896	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 1132	2280	rundll32.exe	81
PID 2280 wrote to memory of 1132	2280	rundll32.exe	81
PID 2280 wrote to memory of 1132	2280	rundll32.exe	81
PID 1132 wrote to memory of 4896	1132	rundll32.exe	83
PID 1132 wrote to memory of 4896	1132	rundll32.exe	83
PID 1132 wrote to memory of 4896	1132	rundll32.exe	83
PID 1132 wrote to memory of 4896	1132	rundll32.exe	83
PID 1132 wrote to memory of 4896	1132	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1132
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of AdjustPrivilegeToken
    PID:4896

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1132-133-0x0000000075830000-0x0000000075859000-memory.dmp

Filesize
164KB

Download
memory/1132-134-0x0000000075830000-0x000000007590D000-memory.dmp

Filesize
884KB

Download
memory/1132-135-0x0000000075830000-0x000000007590D000-memory.dmp

Filesize
884KB

Download
memory/1132-138-0x0000000075830000-0x000000007590D000-memory.dmp

Filesize
884KB

Download
memory/4896-137-0x0000000000160000-0x0000000000189000-memory.dmp

Filesize
164KB

Download
memory/4896-139-0x0000000000160000-0x0000000000189000-memory.dmp

Filesize
164KB

Download
memory/4896-140-0x0000000000160000-0x0000000000189000-memory.dmp

Filesize
164KB

Download