zloader | e3fba6f1efac5f32c35baf0337c0b951bae84fd5e8e71708405d59610b5de19e

Resubmissions

09-02-2023 02:28

230209-cyewsaga48 10

09-02-2023 02:18

230209-crm9ksff67 10

Analysis

max time kernel
65s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
09-02-2023 02:28

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General

Target

entomology.dll
Size

225KB
MD5

96874e8ec64976899a1f7b90022f3e43
SHA1

ab33331de0ab0f9dddb2b8eb8e4e8c92b18a9c61
SHA256

badc87166cc28491dcae0164e7dc027aeb4b98eea5f765f776f58d8683cdec6a
SHA512

4e8bccc9fe9d507817f78950388a8726f95a5aafd9a9e192ef9e33871a67cb9d44ff56c4a0c03490c30e2d272ca08ba3819992bc21d810bc3885ac7f4cf5b63b
SSDEEP

3072:XPbq/XSqcbXdOg9gkx/yrNPwwApe6eIDK+C9iKy6K7kDlUzYak6ve432+fGxsN5w:jqKDXdOAgUKXvji7oDvaNm4mSGqe9d

Score

10^/10

zloader main 2020-06-12 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

main

Campaign

2020-06-12

https://matarlod.org/web/data

https://datearoc.org/web/data

https://rechnecy.org/web/data

https://ramissal.org/web/data

https://raidesci.org/web/data

https://glartrot.org/web/data

https://revenapo.org/web/data

https://brenonip.org/web/data

Attributes

build_id
6

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

Processes:

rundll32.exe

description pid process target process

PID 1712 set thread context of 1340 1712 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 1340 msiexec.exe
Token: SeSecurityPrivilege 1340 msiexec.exe

description	pid	process	target process
PID 1712 set thread context of 1340	1712	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	1340	msiexec.exe
Token: SeSecurityPrivilege	1340	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1108 wrote to memory of 1712	1108	rundll32.exe	rundll32.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe
PID 1712 wrote to memory of 1340	1712	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\entomology.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1108

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\entomology.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1340

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1340-58-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1340-60-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1340-61-0x0000000000000000-mapping.dmp

Download
memory/1340-64-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1340-65-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1712-54-0x0000000000000000-mapping.dmp

Download
memory/1712-55-0x0000000075771000-0x0000000075773000-memory.dmp

Filesize
8KB

Download
memory/1712-56-0x0000000000160000-0x000000000018A000-memory.dmp

Filesize
168KB

Download
memory/1712-57-0x0000000000410000-0x000000000043C000-memory.dmp

Filesize
176KB

Download
memory/1712-62-0x0000000000410000-0x000000000043C000-memory.dmp

Filesize
176KB

Download