zloader | b8f848f137a23fe046b4701a67d07c8e7e1a8fdb066f318424caede7a1e69530

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2023 18:57

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General

Target

M7R79569.exe
Size

348KB
MD5

8c6810ccbf8b94ad18edabe648ffd504
SHA1

9f3770c114956fb31d04ec3020fe4da03a8ac2d4
SHA256

b8f848f137a23fe046b4701a67d07c8e7e1a8fdb066f318424caede7a1e69530
SHA512

7bf15296bbdce5aee540b9a6738c65a3f54b773f6aa50b27a98ad8c33544ff60625f650c8bb90fa17a0c60e8b799a88536f5609b41a94784fcb283b810f0b7b9
SSDEEP

6144:UMLeUFXXI8t9K/uN6qmhCaHA5DZNyI187cMsU5wgsbZv+:JesY8t9KQ6q9WAZNVOAzzr+

Score

10^/10

zloader canadaloads spam botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

CanadaLoads

Campaign

Spam

https://23d8s23hs89j239sj23.com/jbYm9bt/NlGkb4ivk.php

https://3reh8rd23js9.com/jbYm9bt/NlGkb4ivk.php

https://4f394j89d3j4d89j34d.com/jbYm9bt/NlGkb4ivk.php

https://d823hrd9239sdj2.com/jbYm9bt/NlGkb4ivk.php

https://js823hs23js.com/jbYm9bt/NlGkb4ivk.php

https://oidjweidj34rd3.com/jbYm9bt/NlGkb4ivk.php

https://qwd8s3j8s23h8s.com/jbYm9bt/NlGkb4ivk.php

https://s28hs823hs823js.com/jbYm9bt/NlGkb4ivk.php

https://wd23h8qsh8qhs823qs.com/jbYm9bt/NlGkb4ivk.php

Attributes

build_id
34

rc4.plain

Signatures

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nimacoxy = "C:\\Users\\Admin\\AppData\\Roaming\\Ebixys\\akgivoy.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3732 set thread context of 1312	3732	M7R79569.exe	82

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1020	3732	WerFault.exe	80

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1312	msiexec.exe
Token: SeSecurityPrivilege	1312	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 1312	3732	M7R79569.exe	82
PID 3732 wrote to memory of 1312	3732	M7R79569.exe	82
PID 3732 wrote to memory of 1312	3732	M7R79569.exe	82
PID 3732 wrote to memory of 1312	3732	M7R79569.exe	82
PID 3732 wrote to memory of 1312	3732	M7R79569.exe	82

C:\Users\Admin\AppData\Local\Temp\M7R79569.exe
"C:\Users\Admin\AppData\Local\Temp\M7R79569.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3732
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:1312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 472
  2⤵
  - Program crash
  PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3732 -ip 3732
1⤵
PID:1652

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/1312-139-0x0000000000620000-0x0000000000652000-memory.dmp

Filesize
200KB

Download
memory/1312-142-0x0000000000620000-0x0000000000652000-memory.dmp

Filesize
200KB

Download
memory/1312-143-0x0000000000620000-0x0000000000652000-memory.dmp

Filesize
200KB

Download
memory/3732-134-0x0000000004980000-0x00000000049AE000-memory.dmp

Filesize
184KB

Download
memory/3732-135-0x0000000000400000-0x0000000002C41000-memory.dmp

Filesize
40.3MB

Download
memory/3732-140-0x0000000000400000-0x0000000002C41000-memory.dmp

Filesize
40.3MB

Download