zloader | 416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95

Resubmissions

17-11-2023 12:52

231117-p4a61ahe33 10

25-05-2022 01:43

220525-b4865safbq 10

Analysis

max time kernel
1155s
max time network
1158s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
17-11-2023 12:52

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General

Target

416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe
Size

1.0MB
MD5

db0c5cbd776f17c7c06df6cabd908282
SHA1

44da893813ce219c616aefb6cf29e71e27e6f419
SHA256

416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95
SHA512

2cfa156bb4820db963c6219483948a72c51c4849215198df8d1fb474d6e4943340bef46fc3ebcd4befbd7596913742c2f197f640b4508c9f1982cf69cbaf2079
SSDEEP

3072:FS4IE2ArRC2PRQ6CgxoCxmUd12i/8Y8rfulU8bax1i2NXu02LbjfrzyJKqAcwBu8:FcEGCxz3dUi278b4NX07fsALu8

Score

10^/10

zloader new new botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

new

Campaign

new

https://sfturedfyr.xyz/int.php

Attributes

build_id
42

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

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-1-5-21-1114462139-3090196418-29517368-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adyfitbe = "C:\\Users\\Admin\\AppData\\Roaming\\Udro\\uxwuukq.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe

description	pid	process	target process
PID 4504 set thread context of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 2948 msiexec.exe
Token: SeSecurityPrivilege 2948 msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	2948	msiexec.exe
Token: SeSecurityPrivilege	2948	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe

description	pid	process	target process
PID 4504 wrote to memory of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe
PID 4504 wrote to memory of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe
PID 4504 wrote to memory of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe
PID 4504 wrote to memory of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe
PID 4504 wrote to memory of 2948	4504	416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe
"C:\Users\Admin\AppData\Local\Temp\416d2c5e0f1306321ff4aa05aebd175e55aea6579f8062777a5feb2bb5ea6c95.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4504

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:2948

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

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Downloads

memory/2948-7-0x00000000012B0000-0x00000000012DC000-memory.dmp

Filesize
176KB

Download
memory/2948-10-0x00000000012B0000-0x00000000012DC000-memory.dmp

Filesize
176KB

Download
memory/2948-11-0x00000000012B0000-0x00000000012DC000-memory.dmp

Filesize
176KB

Download
memory/4504-0-0x0000000000670000-0x0000000000699000-memory.dmp

Filesize
164KB

Download
memory/4504-1-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download
memory/4504-8-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download