zloader | 58afcdc59220bd54561c650d1c9f1ebed87e517dc747dfc7d243bd19708b7222

Resubmissions

16-11-2023 20:27

231116-y8gzsage5v 10

19-07-2020 19:22

200719-j3qdf4g92x 10

Analysis

max time kernel
287s
max time network
292s
platform
windows10-1703_x64
resource
win10-20231020-en
resource tags

arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
submitted
16-11-2023 20:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

zloader 2_1.0.6.0.exe
Size

141KB
MD5

a74a0a84a2ed0674e540ac9aa4405638
SHA1

6ea4c0b33b660908b6032252c345c1936364390e
SHA256

58afcdc59220bd54561c650d1c9f1ebed87e517dc747dfc7d243bd19708b7222
SHA512

a7dc0515208a02ebaec31b39c74bcf366ea2deaac7f7bbbe2b748273c53868144dec8e129f909a8b5d46c0598db384581977f51a42b2b19fb1da15d62699262c
SSDEEP

3072:Ze6xD8emYCB6K8WfJnIFwWmVteLz+isF:ZeqfmXFXW8wzc

Score

10^/10

zloader -test2 web7-test2 botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

-test2

Campaign

web7-test2

https://45.72.3.132/web7643/gate.php

Attributes

build_id
929195383

rc4.plain

Signatures

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Windows\CurrentVersion\Run\Obdyhah = "C:\\Users\\Admin\\AppData\\Roaming\\Geubdi\\ebhyy.exe"	msiexec.exe

Blocklisted process makes network request 10 IoCs

Processes:

msiexec.exe

flow	pid	process
2	3288	msiexec.exe
4	3288	msiexec.exe
5	3288	msiexec.exe
6	3288	msiexec.exe
7	3288	msiexec.exe
14	3288	msiexec.exe
15	3288	msiexec.exe
16	3288	msiexec.exe
17	3288	msiexec.exe
18	3288	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

zloader 2_1.0.6.0.exe

description pid process target process

PID 1292 set thread context of 3288 1292 zloader 2_1.0.6.0.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 3288 msiexec.exe
Token: SeSecurityPrivilege 3288 msiexec.exe

description	pid	process	target process
PID 1292 set thread context of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	3288	msiexec.exe
Token: SeSecurityPrivilege	3288	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

zloader 2_1.0.6.0.exe

description	pid	process	target process
PID 1292 wrote to memory of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe
PID 1292 wrote to memory of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe
PID 1292 wrote to memory of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe
PID 1292 wrote to memory of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe
PID 1292 wrote to memory of 3288	1292	zloader 2_1.0.6.0.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\zloader 2_1.0.6.0.exe
"C:\Users\Admin\AppData\Local\Temp\zloader 2_1.0.6.0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Adds Run key to start application
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:3288

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3288-0-0x00000000006F0000-0x0000000000719000-memory.dmp

Filesize
164KB

Download
memory/3288-4-0x00000000006F0000-0x0000000000719000-memory.dmp

Filesize
164KB

Download
memory/3288-5-0x00000000006F0000-0x0000000000719000-memory.dmp

Filesize
164KB

Download