zloader | 38bc13ef112b2f17d4d1a80243fac6a521b5d58228984aae0752d79487fa3b66

Resubmissions

01/03/2025, 18:58

250301-xmhhrayp15 10

Analysis

max time kernel
417s
max time network
469s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
04/12/2024, 11:35

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General

Target

b2bd3de3e5b0e35313263bef4b1ca49c5478d472f6d37d1070a57b1f6aa4f7bb (3).dll
Size

187KB
MD5

561d814286baee1b2e815c06e39d6e4e
SHA1

12defd78c0cd18d77a5ee085684e6e3c26ed42e9
SHA256

f1987289f7a42f8ef652f6f6504991dbf0cd00a92653c544f67f1f25d4361ffc
SHA512

01aa8a343625339321e55b5264a1f7f5c15309eccaaf78964e4e6a37c70416c35f64e874afbbaa5e8481c6687cee7fde3382404a24d920711707b8a5359e420b
SSDEEP

3072:f4xfbcuY2y7gVX63XkuOTfg36TGqxJnEIQVZWZZpXgA4rtTcclLJruMUx+nU9Ei8:fEk2y7oX6EpfhJnEIUZWLpA5QclLJrT9

Score

10^/10

zloader 09/04 botnet discovery trojan

Malware Config

Extracted

Family

zloader

Botnet

09/04

https://eoieowo.casa/wp-config.php

https://dcgljuzrb.pw/wp-config.php

Attributes

build_id
140

rc4.plain

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2044 set thread context of 3840	2044	regsvr32.exe	79

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3840	msiexec.exe
Token: SeSecurityPrivilege	3840	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 2044	3664	regsvr32.exe	78
PID 3664 wrote to memory of 2044	3664	regsvr32.exe	78
PID 3664 wrote to memory of 2044	3664	regsvr32.exe	78
PID 2044 wrote to memory of 3840	2044	regsvr32.exe	79
PID 2044 wrote to memory of 3840	2044	regsvr32.exe	79
PID 2044 wrote to memory of 3840	2044	regsvr32.exe	79
PID 2044 wrote to memory of 3840	2044	regsvr32.exe	79
PID 2044 wrote to memory of 3840	2044	regsvr32.exe	79

C:\Windows\system32\regsvr32.exe
regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\b2bd3de3e5b0e35313263bef4b1ca49c5478d472f6d37d1070a57b1f6aa4f7bb (3).dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\SysWOW64\regsvr32.exe
  /s "C:\Users\Admin\AppData\Local\Temp\b2bd3de3e5b0e35313263bef4b1ca49c5478d472f6d37d1070a57b1f6aa4f7bb (3).dll"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3840-0-0x0000000000D20000-0x0000000000D54000-memory.dmp

Filesize
208KB

Download
memory/3840-2-0x0000000000D20000-0x0000000000D54000-memory.dmp

Filesize
208KB

Download
memory/3840-3-0x0000000000D20000-0x0000000000D54000-memory.dmp

Filesize
208KB

Download