zloader | 7d5ef8e6c5738ebc13718eee67f0b6cc354f3e28b135e4a378f69d57043299b8

Resubmissions

04-03-2021 12:41

210304-8d8tebnpxe 10

12-05-2020 16:47

200512-91qxgeb7d6 10

Analysis

max time kernel
94s
max time network
8s
platform
windows7_x64
resource
win7v20201028
submitted
04-03-2021 12:41

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General

Target

2.dll
Size

797KB
MD5

3188d2f01ddf123f02b626c390886f66
SHA1

f342f7b0b49526047ef80e8fa916ea4c7afefacd
SHA256

7d5ef8e6c5738ebc13718eee67f0b6cc354f3e28b135e4a378f69d57043299b8
SHA512

ebcb8ccf28c76eee2ee683259af0c05088a2e0b862da35707037c2eb4c28b4c70cc7ae31e377893978a9c2f28a0fa6a3e738d9ba8700857b3f7184592be5d7b3

Score

10^/10

zloader 12/05 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

12/05

https://japanjisho.info/wp-parser.php

https://home.comegico.com.mx/wp-parser.php

https://hormonas.comegico.com.mx/wp-parser.php

https://hopime.com/wp-parser.php

https://gavrelets.ru/wp-parser.php

rc4.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 1092 set thread context of 1308 1092 rundll32.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 1308 msiexec.exe
Token: SeSecurityPrivilege 1308 msiexec.exe

description	pid	process	target process
PID 1092 set thread context of 1308	1092	rundll32.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	1308	msiexec.exe
Token: SeSecurityPrivilege	1308	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1724 wrote to memory of 1092	1724	rundll32.exe	rundll32.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe
PID 1092 wrote to memory of 1308	1092	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1308

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1092-2-0x0000000000000000-mapping.dmp

Download
memory/1092-3-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download
memory/1092-4-0x0000000072220000-0x0000000072255000-memory.dmp

Filesize
212KB

Download
memory/1092-5-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1308-6-0x0000000000000000-mapping.dmp

Download
memory/1308-8-0x00000000000D0000-0x0000000000105000-memory.dmp

Filesize
212KB

Download