zloader | 692c58e28e0f0346adfbad2356dd8495ec8f07718ee40db171b50e8870526f96

Resubmissions

04-03-2021 12:53

210304-xck4l4syjs 10

12-05-2020 16:48

200512-fh9ngk8kpj 10

Analysis

max time kernel
146s
max time network
148s
platform
windows7_x64
resource
win7v20201028
submitted
04-03-2021 12:53

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General

Target

x.dll
Size

800KB
MD5

c1366b1afc57e2fca68501345bbd4ba0
SHA1

1dbbc632e2b10918c322ed0e761661fbe690d43e
SHA256

692c58e28e0f0346adfbad2356dd8495ec8f07718ee40db171b50e8870526f96
SHA512

ad290473ef61838d67fbf2812d381519b1fabbb50e15c088cd45fe6ea4d9d27ed6615bbffb459dccfdad116706989c881db96fceeef9a94180310c5db5c3b80c

Score

10^/10

zloader miguel 12/05 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

miguel

Campaign

12/05

https://japanjisho.info/wp-parser.php

https://home.comegico.com.mx/wp-parser.php

https://hormonas.comegico.com.mx/wp-parser.php

https://hopime.com/wp-parser.php

https://gavrelets.ru/wp-parser.php

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 23 IoCs

Processes:

msiexec.exe

flow	pid	process
6	1524	msiexec.exe
7	1524	msiexec.exe
8	1524	msiexec.exe
9	1524	msiexec.exe
10	1524	msiexec.exe
11	1524	msiexec.exe
12	1524	msiexec.exe
13	1524	msiexec.exe
14	1524	msiexec.exe
15	1524	msiexec.exe
16	1524	msiexec.exe
17	1524	msiexec.exe
19	1524	msiexec.exe
21	1524	msiexec.exe
22	1524	msiexec.exe
23	1524	msiexec.exe
24	1524	msiexec.exe
25	1524	msiexec.exe
26	1524	msiexec.exe
28	1524	msiexec.exe
29	1524	msiexec.exe
30	1524	msiexec.exe
31	1524	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 1912 set thread context of 1524 1912 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 1524 msiexec.exe
Token: SeSecurityPrivilege 1524 msiexec.exe

description	pid	process	target process
PID 1912 set thread context of 1524	1912	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	1524	msiexec.exe
Token: SeSecurityPrivilege	1524	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 1912	780	rundll32.exe	rundll32.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 1524	1912	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:780

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:1524

Network

MITRE ATT&CK Matrix

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Downloads

memory/1448-9-0x000007FEF6200000-0x000007FEF647A000-memory.dmp

Filesize
2.5MB

Download
memory/1524-6-0x0000000000000000-mapping.dmp

Download
memory/1524-8-0x0000000000090000-0x00000000000C5000-memory.dmp

Filesize
212KB

Download
memory/1912-2-0x0000000000000000-mapping.dmp

Download
memory/1912-3-0x0000000076071000-0x0000000076073000-memory.dmp

Filesize
8KB

Download
memory/1912-4-0x0000000071930000-0x0000000071965000-memory.dmp

Filesize
212KB

Download
memory/1912-5-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download