loaderbot | 7fe07395505fbe3a800ea546d1edb2dd73b2a5345ce758024f691d3b5b8e2503

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-05-2024 07:30

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General

Target

539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe
Size

16KB
MD5

539a429330f897ff96b92dfc6515112c
SHA1

89dca74fd3b7a614055ac3dc975a3a241ded78cd
SHA256

7fe07395505fbe3a800ea546d1edb2dd73b2a5345ce758024f691d3b5b8e2503
SHA512

b4113affc2ceddbd82dbfa9855c66ca10c548b7793a1adcc9371efd58e960ff0bf7ed401563ad1ad6b2a46ecfac731c199cf99c5f6c3f6e21816a6e9bafe041b
SSDEEP

384:LwmNvnmPpUH19GTXjdhyO1uujYcV6AUwJFZb:cAfEeV9AhFfYcV6Dw9b

Score

10^/10

loaderbot loader miner persistence

Malware Config

Signatures

LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
loader miner loaderbot

LoaderBot executable 1 IoCs

resource	yara_rule
behavioral1/memory/1728-1-0x0000000000EB0000-0x0000000000EBA000-memory.dmp	loaderbot

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe"	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2556	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2100	1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2100	1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2100	1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2100	1728	539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe	28
PID 2100 wrote to memory of 2556	2100	cmd.exe	30
PID 2100 wrote to memory of 2556	2100	cmd.exe	30
PID 2100 wrote to memory of 2556	2100	cmd.exe	30
PID 2100 wrote to memory of 2556	2100	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\539a429330f897ff96b92dfc6515112c_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
    3⤵
    - Creates scheduled task(s)
    PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1728-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/1728-1-0x0000000000EB0000-0x0000000000EBA000-memory.dmp

Filesize
40KB

Download
memory/1728-3-0x00000000748D0000-0x0000000074FBE000-memory.dmp

Filesize
6.9MB

Download
memory/1728-4-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/1728-5-0x00000000748D0000-0x0000000074FBE000-memory.dmp

Filesize
6.9MB

Download