zloader | 8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2

Analysis

max time kernel
94s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 17:56

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General

Target

d2852a3b2a20846528cec53426fd5f9c_JaffaCakes118.dll
Size

362KB
MD5

d2852a3b2a20846528cec53426fd5f9c
SHA1

1fa892f9280708e7c82e958bec516bb2b09351f3
SHA256

8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2
SHA512

247fae9f2c9bdca9d7eb4f44996e7e28d2cd9b7c87ea05a15b72ecb073750c8d9199d585771366687c43d802eb474e9486bb328d2984abeb4aacee62916ca2b6
SSDEEP

6144:X5fVAHOvzY7zHY0Uxen/0TP1a2arz7JjOGG3v2WYXmpHdwpc2:X5wgmY0ZMTZIOGyv2WYWNdI

Score

10^/10

zloader kev 08/02 botnet discovery trojan

Malware Config

Extracted

Family

zloader

Botnet

kev

Campaign

08/02

https://earfetti.com/post.php

https://evalynews.com/post.php

https://zeistatwalk.tk/post.php

https://spiraninendreamneu.tk/post.php

Attributes

build_id
332

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4008 set thread context of 2992	4008	rundll32.exe	95

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2992	msiexec.exe
Token: SeSecurityPrivilege	2992	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 4008	4804	rundll32.exe	83
PID 4804 wrote to memory of 4008	4804	rundll32.exe	83
PID 4804 wrote to memory of 4008	4804	rundll32.exe	83
PID 4008 wrote to memory of 2992	4008	rundll32.exe	95
PID 4008 wrote to memory of 2992	4008	rundll32.exe	95
PID 4008 wrote to memory of 2992	4008	rundll32.exe	95
PID 4008 wrote to memory of 2992	4008	rundll32.exe	95
PID 4008 wrote to memory of 2992	4008	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2852a3b2a20846528cec53426fd5f9c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2852a3b2a20846528cec53426fd5f9c_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4008
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2992

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

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Downloads

memory/2992-3-0x00000000008D0000-0x00000000008F9000-memory.dmp

Filesize
164KB

Download
memory/2992-9-0x00000000008D0000-0x00000000008F9000-memory.dmp

Filesize
164KB

Download
memory/2992-10-0x00000000008D0000-0x00000000008F9000-memory.dmp

Filesize
164KB

Download
memory/2992-8-0x00000000008D0000-0x00000000008F9000-memory.dmp

Filesize
164KB

Download
memory/4008-0-0x00000000756C9000-0x00000000756CD000-memory.dmp

Filesize
16KB

Download
memory/4008-1-0x0000000075670000-0x00000000756E0000-memory.dmp

Filesize
448KB

Download
memory/4008-2-0x0000000075670000-0x00000000756E0000-memory.dmp

Filesize
448KB

Download
memory/4008-6-0x0000000075670000-0x00000000756E0000-memory.dmp

Filesize
448KB

Download
memory/4008-5-0x00000000756C9000-0x00000000756CD000-memory.dmp

Filesize
16KB

Download