zloader | 7cfa50197b985a73d791e747f381fa35cc8cb3907447eac03998e3929a7153b8

General

Target

artifact-7cfa50197b985a73d791e747f381fa35cc8cb3907447eac03998e3929a7153b8.dll
Size

372KB
MD5

10a80344b002ff386d14dabe7850f012
SHA1

cabe72e14348b41003187aa8e328db999f29f682
SHA256

7cfa50197b985a73d791e747f381fa35cc8cb3907447eac03998e3929a7153b8
SHA512

8e6b23d03532b16fab5a7801ce36d25eca3258267daa1221d99c36ce3df8dfe59baf7297b8a93584655e5090369eb2601d9e793b62cc0a1b30e170151f5a1e94

Score

10^/10

zloader vek 19/02 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

vek

Campaign

19/02

C2

https://timemeaning.com/post.php

https://timeremain.com/post.php

https://cacesatansingmilk.tk/post.php

https://tenlapatevaj.tk/post.php

https://toclylene.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 5 IoCs

Processes:

msiexec.exe

flow pid process

7 792 msiexec.exe
9 792 msiexec.exe
11 792 msiexec.exe
13 792 msiexec.exe
15 792 msiexec.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 1096 set thread context of 792 1096 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 792 msiexec.exe
Token: SeSecurityPrivilege 792 msiexec.exe

flow	pid	process
7	792	msiexec.exe
9	792	msiexec.exe
11	792	msiexec.exe
13	792	msiexec.exe
15	792	msiexec.exe

description	pid	process	target process
PID 1096 set thread context of 792	1096	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	792	msiexec.exe
Token: SeSecurityPrivilege	792	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1096	1924	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe
PID 1096 wrote to memory of 792	1096	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\artifact-7cfa50197b985a73d791e747f381fa35cc8cb3907447eac03998e3929a7153b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\artifact-7cfa50197b985a73d791e747f381fa35cc8cb3907447eac03998e3929a7153b8.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1096

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:792

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/792-6-0x0000000000000000-mapping.dmp

Download
memory/792-8-0x0000000000090000-0x00000000000B9000-memory.dmp

Filesize
164KB

Download
memory/1096-2-0x0000000000000000-mapping.dmp

Download
memory/1096-3-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1096-4-0x0000000074FA0000-0x0000000074FC9000-memory.dmp

Filesize
164KB

Download
memory/1096-5-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1628-9-0x000007FEF79D0000-0x000007FEF7C4A000-memory.dmp

Filesize
2.5MB

Download

Analysis

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