zloader | 4a9cfd8221644b4405bd77cbde8623e55199e50f315ba1ac9c696e75d04e3ece

General

Target

4a9cfd8221644b4405bd77cbde8623e55199e50f315ba1ac9c696e75d04e3ece.dll
Size

1.1MB
MD5

d4c65c56fa4bc016c835310778682dd8
SHA1

dfd390331c9f0de6c9681466c09e46feff88e7bb
SHA256

4a9cfd8221644b4405bd77cbde8623e55199e50f315ba1ac9c696e75d04e3ece
SHA512

bdcacb45eb4b2d25ae6c3630e2c2442c843c4688db3be12850d8ff255f29dafda8292e709a9d180938a5e210cac5248d60a951cfe7265f36f596b846af334e8d

Score

10^/10

zloader jho 25/05 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

Jho

Campaign

25/05

C2

https://tentrhetarav.gq/wp-parser.php

https://slidirinisprec.ml/wp-parser.php

https://iedison.vip/wp-parser.php

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

https://fly2go.cn/wp-parser.php

Attributes

build_id
230

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 4132 set thread context of 1664 4132 rundll32.exe msiexec.exe

description	pid	process	target process
PID 4132 set thread context of 1664	4132	rundll32.exe	msiexec.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3808	svchost.exe
Token: SeCreatePagefilePrivilege	3808	svchost.exe
Token: SeShutdownPrivilege	3808	svchost.exe
Token: SeCreatePagefilePrivilege	3808	svchost.exe
Token: SeShutdownPrivilege	3808	svchost.exe
Token: SeCreatePagefilePrivilege	3808	svchost.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe
Token: SeRestorePrivilege	2160	TiWorker.exe
Token: SeSecurityPrivilege	2160	TiWorker.exe
Token: SeBackupPrivilege	2160	TiWorker.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3616 wrote to memory of 4132	3616	rundll32.exe	rundll32.exe
PID 3616 wrote to memory of 4132	3616	rundll32.exe	rundll32.exe
PID 3616 wrote to memory of 4132	3616	rundll32.exe	rundll32.exe
PID 4132 wrote to memory of 1664	4132	rundll32.exe	msiexec.exe
PID 4132 wrote to memory of 1664	4132	rundll32.exe	msiexec.exe
PID 4132 wrote to memory of 1664	4132	rundll32.exe	msiexec.exe
PID 4132 wrote to memory of 1664	4132	rundll32.exe	msiexec.exe
PID 4132 wrote to memory of 1664	4132	rundll32.exe	msiexec.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a9cfd8221644b4405bd77cbde8623e55199e50f315ba1ac9c696e75d04e3ece.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3616

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a9cfd8221644b4405bd77cbde8623e55199e50f315ba1ac9c696e75d04e3ece.dll,#1
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4132

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
3⤵
PID:1664

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3808

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2160

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1664-137-0x00000000006B0000-0x00000000006E5000-memory.dmp

Filesize
212KB

Download
memory/1664-138-0x00000000006B0000-0x00000000006E5000-memory.dmp

Filesize
212KB

Download
memory/3808-130-0x000001CBCAD20000-0x000001CBCAD30000-memory.dmp

Filesize
64KB

Download
memory/3808-131-0x000001CBCAD80000-0x000001CBCAD90000-memory.dmp

Filesize
64KB

Download
memory/3808-132-0x000001CBCD460000-0x000001CBCD464000-memory.dmp

Filesize
16KB

Download
memory/4132-133-0x0000000075470000-0x00000000754A5000-memory.dmp

Filesize
212KB

Download
memory/4132-134-0x0000000075470000-0x0000000075689000-memory.dmp

Filesize
2.1MB

Download
memory/4132-135-0x0000000075563000-0x0000000075566000-memory.dmp

Filesize
12KB

Download
memory/4132-136-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads