zloader | 76f4db4f373809a4dba455b3370a049295e711f635fa4c070790e1cb907e31a6

Resubmissions

03-08-2023 07:52

230803-jqkwdsca99 10

27-07-2023 11:24

26-12-2022 13:39

26-12-2022 13:39

26-12-2022 13:38

26-12-2022 13:38

Analysis

max time kernel
1787s
max time network
1792s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
27-07-2023 11:24

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General

Target

830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll
Size

493KB
MD5

efddc2807ecbdffd694cd97936404053
SHA1

c68b7b94e591fbc4cda9bdb8c2caaa33880464c7
SHA256

830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46
SHA512

e6b0fd0f52c5b7e82bb66d08c4a3f8a4bddf1ce75c140e73afb4c1f57131df81e5d39f7833de15b40e980f0605bfd1840f81b610134634db000f6e18388bf09a
SSDEEP

12288:WsCr6MfAEtHaqxnXmtkl0CMh+1wY7JuegO4I9y:Wsi6MBtHBzlRMg1wY34I9y

Score

10^/10

zloader nut 18/02 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

18/02

https://ramkanshop.ir/post.php

https://lph786.com/post.php

https://efaschoolfarooka.com/post.php

https://forexstick.com/post.php

https://firteccom.com/post.php

https://www.psychologynewmind.com/post.php

https://dirashightapbide.tk/post.php

Attributes

build_id
358

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

Blocklisted process makes network request 40 IoCs

flow	pid	Process
51	3648	msiexec.exe
53	3648	msiexec.exe
54	3648	msiexec.exe
55	3648	msiexec.exe
56	3648	msiexec.exe
58	3648	msiexec.exe
79	3648	msiexec.exe
91	3648	msiexec.exe
92	3648	msiexec.exe
93	3648	msiexec.exe
94	3648	msiexec.exe
95	3648	msiexec.exe
96	3648	msiexec.exe
97	3648	msiexec.exe
104	3648	msiexec.exe
112	3648	msiexec.exe
113	3648	msiexec.exe
114	3648	msiexec.exe
115	3648	msiexec.exe
116	3648	msiexec.exe
117	3648	msiexec.exe
118	3648	msiexec.exe
125	3648	msiexec.exe
127	3648	msiexec.exe
227	3648	msiexec.exe
228	3648	msiexec.exe
229	3648	msiexec.exe
230	3648	msiexec.exe
231	3648	msiexec.exe
232	3648	msiexec.exe
233	3648	msiexec.exe
240	3648	msiexec.exe
247	3648	msiexec.exe
248	3648	msiexec.exe
249	3648	msiexec.exe
250	3648	msiexec.exe
251	3648	msiexec.exe
252	3648	msiexec.exe
253	3648	msiexec.exe
260	3648	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 408 set thread context of 3648	408	rundll32.exe	95

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3648	msiexec.exe
Token: SeSecurityPrivilege	3648	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 408	4716	rundll32.exe	85
PID 4716 wrote to memory of 408	4716	rundll32.exe	85
PID 4716 wrote to memory of 408	4716	rundll32.exe	85
PID 408 wrote to memory of 3648	408	rundll32.exe	95
PID 408 wrote to memory of 3648	408	rundll32.exe	95
PID 408 wrote to memory of 3648	408	rundll32.exe	95
PID 408 wrote to memory of 3648	408	rundll32.exe	95
PID 408 wrote to memory of 3648	408	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:408
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of AdjustPrivilegeToken
    PID:3648

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7QVM26BR\post[1].htm

Filesize
2B

MD5
81051bcc2cf1bedf378224b0a93e2877

SHA1
ba8ab5a0280b953aa97435ff8946cbcbb2755a27

SHA256
7eb70257593da06f682a3ddda54a9d260d4fc514f645237f5ca74b08f8da61a6

SHA512
1b302a2f1e624a5fb5ad94ddc4e5f8bfd74d26fa37512d0e5face303d8c40eee0d0ffa3649f5da43f439914d128166cb6c4774a7caa3b174d7535451eb697b5d

Download Submit
memory/408-133-0x0000000075120000-0x00000000751FD000-memory.dmp

Filesize
884KB

Download
memory/408-134-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download
memory/408-135-0x0000000075120000-0x00000000751FD000-memory.dmp

Filesize
884KB

Download
memory/408-136-0x0000000075120000-0x00000000751FD000-memory.dmp

Filesize
884KB

Download
memory/408-137-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download
memory/408-140-0x0000000075120000-0x00000000751FD000-memory.dmp

Filesize
884KB

Download
memory/3648-139-0x0000000000AD0000-0x0000000000AF9000-memory.dmp

Filesize
164KB

Download
memory/3648-142-0x0000000000AD0000-0x0000000000AF9000-memory.dmp

Filesize
164KB

Download
memory/3648-143-0x0000000000AD0000-0x0000000000AF9000-memory.dmp

Filesize
164KB

Download