zloader | 74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533

General

Target

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe
Size

194KB
MD5

09874cbb134851ff3b971960916ce5bb
SHA1

42d32698f9513024f024eb6d1efcd9532ac1f622
SHA256

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533
SHA512

502189cc108e8c8034d957a9b6b32c29731f9a4d0811ffd147ab3ff516144521c77234c1d114694b070965c4300f36410b607828cb961c56649e04cdd697ee05

Score

10^/10

zloader r1 r1 botnet suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

r1

Campaign

r1

C2

https://notsweets.net/LKhwojehDgwegSDG/gateJKjdsh.php

https://olpons.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://karamelliar.org/LKhwojehDgwegSDG/gateJKjdsh.php

https://dogrunn.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://azoraz.net/LKhwojehDgwegSDG/gateJKjdsh.php

Attributes

build_id
125

rc4.plain

rsa_pubkey.plain

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

description pid process target process

PID 3556 created 2636 3556 74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe Explorer.EXE
Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader
suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
suricata
Blocklisted process makes network request 3 IoCs

Processes:

msiexec.exe

flow pid process

65 2100 msiexec.exe
76 2100 msiexec.exe
78 2100 msiexec.exe

description	pid	process	target process
PID 3556 created 2636	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	Explorer.EXE

flow	pid	process
65	2100	msiexec.exe
76	2100	msiexec.exe
78	2100	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

description	pid	process	target process
PID 3556 set thread context of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3208 3556 WerFault.exe 74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

pid	pid_target	process	target process
3208	3556	WerFault.exe	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

pid	process
3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe
3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe
Token: SeSecurityPrivilege	2100	msiexec.exe
Token: SeSecurityPrivilege	2100	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe

description	pid	process	target process
PID 3556 wrote to memory of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe
PID 3556 wrote to memory of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe
PID 3556 wrote to memory of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe
PID 3556 wrote to memory of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe
PID 3556 wrote to memory of 2100	3556	74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe	msiexec.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2636

C:\Users\Admin\AppData\Local\Temp\74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe
"C:\Users\Admin\AppData\Local\Temp\74c8670a8285e6783e6a5c44b43b7399078c36bd80a386f00f810da0e6a45533.exe"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 376
3⤵
- Program crash
PID:3208

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3556 -ip 3556
1⤵
PID:3116

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2100-133-0x0000000000000000-mapping.dmp

Download
memory/2100-134-0x0000000000430000-0x0000000000458000-memory.dmp

Filesize
160KB

Download
memory/2100-135-0x0000000000430000-0x0000000000458000-memory.dmp

Filesize
160KB

Download
memory/3556-130-0x0000000000A28000-0x0000000000A41000-memory.dmp

Filesize
100KB

Download
memory/3556-131-0x00000000024C0000-0x00000000024E5000-memory.dmp

Filesize
148KB

Download
memory/3556-132-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads