zloader | 15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0

Resubmissions

31-10-2023 08:38

231031-kjprfabf94 10

03-05-2022 14:53

220503-r9rgaacbbl 10

Analysis

max time kernel
176s
max time network
225s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
03-05-2022 14:53

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General

Target

15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe
Size

186KB
MD5

efe5547a2572257807e7ff798ddb8b13
SHA1

0e5b0e9299a9078a9c6cab5abaccc0aee328b6d4
SHA256

15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0
SHA512

397db5a334a35569296cc72962482aff2749644ca0a54e4f356ee2768eaf97f3fe516bb11905c82ee36d64ea22443588a8697d3543422f25194b0a267dfad13c

Score

10^/10

zloader canadaloads nerino botnet persistence suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

CanadaLoads

Campaign

Nerino

https://makemoneywithforexxs.com/bFnF0y1r/7QKpXmV3Pz.php

https://monanuslanus.com/bFnF0y1r/7QKpXmV3Pz.php

https://lericastrongs.com/bFnF0y1r/7QKpXmV3Pz.php

https://hyllionsudks.com/bFnF0y1r/7QKpXmV3Pz.php

https://crimewasddef.com/bFnF0y1r/7QKpXmV3Pz.php

https://derekdsingel.com/bFnF0y1r/7QKpXmV3Pz.php

https://simplereffiret.com/bFnF0y1r/7QKpXmV3Pz.php

https://regeerscomba.com/bFnF0y1r/7QKpXmV3Pz.php

Attributes

build_id
73

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
suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
suricata
Blocklisted process makes network request 6 IoCs

Processes:

msiexec.exe

flow pid process

43 4120 msiexec.exe
51 4120 msiexec.exe
55 4120 msiexec.exe
56 4120 msiexec.exe
57 4120 msiexec.exe
58 4120 msiexec.exe

flow	pid	process
43	4120	msiexec.exe
51	4120	msiexec.exe
55	4120	msiexec.exe
56	4120	msiexec.exe
57	4120	msiexec.exe
58	4120	msiexec.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ewana = "C:\\Users\\Admin\\AppData\\Roaming\\Uweln\\wavysa.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe

description	pid	process	target process
PID 1888 set thread context of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1132 1888 WerFault.exe 15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 4120 msiexec.exe
Token: SeSecurityPrivilege 4120 msiexec.exe

pid	pid_target	process	target process
1132	1888	WerFault.exe	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe

description	pid	process
Token: SeSecurityPrivilege	4120	msiexec.exe
Token: SeSecurityPrivilege	4120	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe

description	pid	process	target process
PID 1888 wrote to memory of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe
PID 1888 wrote to memory of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe
PID 1888 wrote to memory of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe
PID 1888 wrote to memory of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe
PID 1888 wrote to memory of 4120	1888	15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe
"C:\Users\Admin\AppData\Local\Temp\15319e2289bb351467d4944bff9ae6c08a16d1e6f321b42311defe4b337fb6f0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:4120
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 344
  2⤵
  - Program crash
  PID:1132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1888 -ip 1888
1⤵
PID:4108

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1888-131-0x00000000020E0000-0x0000000002106000-memory.dmp

Filesize
152KB

Download
memory/1888-130-0x0000000000748000-0x0000000000762000-memory.dmp

Filesize
104KB

Download
memory/1888-132-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/4120-133-0x0000000000000000-mapping.dmp

Download
memory/4120-134-0x00000000008F0000-0x0000000000919000-memory.dmp

Filesize
164KB

Download
memory/4120-135-0x00000000008F0000-0x0000000000919000-memory.dmp

Filesize
164KB

Download