zloader | 72c24df8b7bb94c56c36a21ee311a0b525f432293fa48f54401ea19815630fef

General

Target

72c24df8b7bb94c56c36a21ee311a0b525f432293fa48f54401ea19815630fef.bin.dll
Size

407KB
MD5

a25ea03dd5e175e547f1f3048e813f62
SHA1

98727b1b6826e2816f908c08b15db427c875ca53
SHA256

72c24df8b7bb94c56c36a21ee311a0b525f432293fa48f54401ea19815630fef
SHA512

a96aa1fd86fc2e7110d801832fecfad005e1fda53624f39d42a7af6363500be4ec84033a62d7214e3d99c08ef64c8f50e1c333d14b9c53d8c38f036f1cad73a9

Score

10^/10

zloader kev 09/02 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

kev

Campaign

09/02

C2

https://earfetti.com/post.php

https://evalynews.com/post.php

https://sanciacinfofoothe.tk/post.php

https://enriwetmiti.tk/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 24 IoCs

Processes:

msiexec.exe

flow	pid	process
6	756	msiexec.exe
7	756	msiexec.exe
8	756	msiexec.exe
9	756	msiexec.exe
10	756	msiexec.exe
11	756	msiexec.exe
13	756	msiexec.exe
14	756	msiexec.exe
15	756	msiexec.exe
16	756	msiexec.exe
17	756	msiexec.exe
18	756	msiexec.exe
20	756	msiexec.exe
21	756	msiexec.exe
22	756	msiexec.exe
23	756	msiexec.exe
24	756	msiexec.exe
25	756	msiexec.exe
27	756	msiexec.exe
28	756	msiexec.exe
29	756	msiexec.exe
30	756	msiexec.exe
31	756	msiexec.exe
32	756	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 1252 set thread context of 756 1252 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 756 msiexec.exe
Token: SeSecurityPrivilege 756 msiexec.exe

description	pid	process	target process
PID 1252 set thread context of 756	1252	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	756	msiexec.exe
Token: SeSecurityPrivilege	756	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1932 wrote to memory of 1252	1932	rundll32.exe	rundll32.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe
PID 1252 wrote to memory of 756	1252	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c24df8b7bb94c56c36a21ee311a0b525f432293fa48f54401ea19815630fef.bin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\72c24df8b7bb94c56c36a21ee311a0b525f432293fa48f54401ea19815630fef.bin.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1252

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:756

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/756-6-0x0000000000000000-mapping.dmp

Download
memory/756-8-0x0000000000120000-0x0000000000149000-memory.dmp

Filesize
164KB

Download
memory/1252-2-0x0000000000000000-mapping.dmp

Download
memory/1252-3-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

Download
memory/1252-4-0x0000000074340000-0x0000000074369000-memory.dmp

Filesize
164KB

Download
memory/1252-5-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1844-9-0x000007FEF6E90000-0x000007FEF710A000-memory.dmp

Filesize
2.5MB

Download

Analysis

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