zloader | 67b46301815d5ba32f90af114a459810902ba6d97a75821c8455b8103073b499

Resubmissions

04-03-2021 13:48

210304-6k8nxhjlda 10

05-06-2020 16:46

200605-edh9dgsrjn 10

Analysis

max time kernel
127s
max time network
146s
platform
windows10_x64
resource
win10v20201028
submitted
04-03-2021 13:48

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General

Target

w.dll
Size

492KB
MD5

892fbc87fdbcbe9d91e17ae7355eb54c
SHA1

c0e25d2f02a768def644be6c248732da4f91495b
SHA256

67b46301815d5ba32f90af114a459810902ba6d97a75821c8455b8103073b499
SHA512

09c30eef3c57be57ef396ff1c2de92f0cff1b57bea0e56ab6401b844b4c5982c7a56f3ef708d0aff2bb6ea1baaef5cf39098b6623bc529c579b35ad73ea4039a

Score

10^/10

zloader miguel 05/06 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

miguel

Campaign

05/06

https://gahotimaskever.ga/wp-parser.php

https://tlenexicagopca.tk/wp-parser.php

http://cld.kazgau.com/wp-parser.php

https://cmso.med.cmu.ac.th/wp-parser.php

http://janekleeb.com/wp-parser.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 14 IoCs

Processes:

msiexec.exe

flow	pid	process
15	2756	msiexec.exe
16	2756	msiexec.exe
17	2756	msiexec.exe
18	2756	msiexec.exe
19	2756	msiexec.exe
20	2756	msiexec.exe
22	2756	msiexec.exe
23	2756	msiexec.exe
24	2756	msiexec.exe
25	2756	msiexec.exe
26	2756	msiexec.exe
27	2756	msiexec.exe
29	2756	msiexec.exe
30	2756	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 1128 set thread context of 2756 1128 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 2756 msiexec.exe
Token: SeSecurityPrivilege 2756 msiexec.exe

description	pid	process	target process
PID 1128 set thread context of 2756	1128	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	2756	msiexec.exe
Token: SeSecurityPrivilege	2756	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 504 wrote to memory of 1128	504	rundll32.exe	rundll32.exe
PID 504 wrote to memory of 1128	504	rundll32.exe	rundll32.exe
PID 504 wrote to memory of 1128	504	rundll32.exe	rundll32.exe
PID 1128 wrote to memory of 2756	1128	rundll32.exe	msiexec.exe
PID 1128 wrote to memory of 2756	1128	rundll32.exe	msiexec.exe
PID 1128 wrote to memory of 2756	1128	rundll32.exe	msiexec.exe
PID 1128 wrote to memory of 2756	1128	rundll32.exe	msiexec.exe
PID 1128 wrote to memory of 2756	1128	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\w.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:504

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\w.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1128

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:2756

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1128-2-0x0000000000000000-mapping.dmp

Download
memory/1128-3-0x0000000074160000-0x000000007418B000-memory.dmp

Filesize
172KB

Download
memory/1128-4-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/2756-5-0x0000000000000000-mapping.dmp

Download
memory/2756-6-0x0000000000800000-0x000000000082B000-memory.dmp

Filesize
172KB

Download