zloader | a51d5fe8c5f9ea9c4af866b7b6669845433934e4b4528995a3ac1702e7002c0e

Resubmissions

24-01-2024 08:17

240124-j6t41adgg8 10

24-01-2024 07:52

240124-jqd3vadcfj 10

23-01-2024 11:54

240123-n28ttaafc8 10

24-06-2020 13:13

200624-qjwbdtfea2 10

Analysis

max time kernel
909s
max time network
911s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24-01-2024 08:17

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Report Analysis Logs

General

Target

june23.dll
Size

383KB
MD5

7e889962ed9651933c46faa6f7b5ab6d
SHA1

015639fe2a6af8d9205e0fb36226c9d134b49fd8
SHA256

a51d5fe8c5f9ea9c4af866b7b6669845433934e4b4528995a3ac1702e7002c0e
SHA512

914e07996a14bd4499b91333ab0de65748e5617d543dd0eff3a269d24a542f15cbe1dca7be618843c0d7fb60dcaf96e20e5de95ac2989dc48850ab1a10aa8ff2
SSDEEP

6144:0855ylon+ZoU2BrVjEv1Ah4voE4JDU20IRqTMjREIx6a:0mgllw9FmAhjxU2rRr6

Score

10^/10

zloader june23 june botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

june23

Campaign

june

http://snnmnkxdhflwgthqismb.com/web/post.php

http://nlbmfsyplohyaicmxhum.com/web/post.php

http://softwareserviceupdater1.com/web/post.php

http://softwareserviceupdater2.com/web/post.php

Attributes

build_id
7

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 2056 set thread context of 1472	2056	rundll32.exe	31

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1472	msiexec.exe
Token: SeSecurityPrivilege	1472	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 1700 wrote to memory of 2056	1700	rundll32.exe	28
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31
PID 2056 wrote to memory of 1472	2056	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\june23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\june23.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2056
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1472

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1472-11-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/1472-12-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/1472-14-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/1472-17-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/2056-0-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/2056-2-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/2056-1-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/2056-4-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/2056-5-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2056-6-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/2056-15-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download