zloader | f97954d9c80dbfee223fb704863c5a156912f450eee2d0510af6301dfd919f09

General

Target

favicon.dll
Size

646KB
MD5

1d700b208c65ca26efe5fa4be4749569
SHA1

3deeff224b359ca2b28a841a116b84b783206adc
SHA256

f97954d9c80dbfee223fb704863c5a156912f450eee2d0510af6301dfd919f09
SHA512

8c5bcbdf35f4e3ad1177d98b0944b1ec9f407a7bd537af5ecd8e5aad37a67c4c46748bfbe165b4edb6348324e4b97d26a6e1af0007f458c3f697a6757cb05d92

Score

10^/10

zloader mk1 mac2 botnet trojan

Malware Config

Extracted

Family

zloader

Botnet

mk1

Campaign

mac2

C2

https://dssdffsdf.drld/mm.php

rc4.plain

rsa_pubkey.plain

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 1912 created 1180 1912 rundll32.exe Explorer.EXE
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 1912 set thread context of 472 1912 rundll32.exe msiexec.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

1912 rundll32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rundll32.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 1912 rundll32.exe
Token: SeSecurityPrivilege 472 msiexec.exe
Token: SeSecurityPrivilege 472 msiexec.exe

description	pid	process	target process
PID 1912 created 1180	1912	rundll32.exe	Explorer.EXE

description	pid	process	target process
PID 1912 set thread context of 472	1912	rundll32.exe	msiexec.exe

pid	process
1912	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	1912	rundll32.exe
Token: SeSecurityPrivilege	472	msiexec.exe
Token: SeSecurityPrivilege	472	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1912	292	rundll32.exe	rundll32.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe
PID 1912 wrote to memory of 472	1912	rundll32.exe	msiexec.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\favicon.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:292

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\favicon.dll,#1
3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:472

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/472-64-0x0000000000000000-mapping.dmp

Download
memory/472-66-0x00000000000D0000-0x00000000000FD000-memory.dmp

Filesize
180KB

Download
memory/1912-59-0x0000000000000000-mapping.dmp

Download
memory/1912-60-0x0000000075211000-0x0000000075213000-memory.dmp

Filesize
8KB

Download
memory/1912-62-0x00000000747C0000-0x00000000748FF000-memory.dmp

Filesize
1.2MB

Download
memory/1912-61-0x00000000747C0000-0x00000000747ED000-memory.dmp

Filesize
180KB

Download
memory/1912-63-0x0000000000130000-0x0000000000131000-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