loaderbot | b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1

General

Target

b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
Size

16KB
MD5

69883cd448e52fa2ffcd181f5b767665
SHA1

6f20034d07e405929e58187f8373bfca80778d88
SHA256

b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1
SHA512

6dc0cf81015cf441549757a4c9c0d83d9079599e598248c90c9d00d6f07721f848fcc89db216f10bae5f3086acf923b1712c4f4adaa80da7d7129ce277959df6

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
behavioral2/memory/4572-130-0x0000000000C50000-0x0000000000C5A000-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	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe"	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe"	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
4656	schtasks.exe
4980	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
3976	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
Token: SeDebugPrivilege	3976	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 4220	4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	83
PID 4572 wrote to memory of 4220	4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	83
PID 4572 wrote to memory of 4220	4572	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	83
PID 4220 wrote to memory of 4656	4220	cmd.exe	85
PID 4220 wrote to memory of 4656	4220	cmd.exe	85
PID 4220 wrote to memory of 4656	4220	cmd.exe	85
PID 3976 wrote to memory of 3084	3976	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	93
PID 3976 wrote to memory of 3084	3976	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	93
PID 3976 wrote to memory of 3084	3976	b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe	93
PID 3084 wrote to memory of 4980	3084	cmd.exe	95
PID 3084 wrote to memory of 4980	3084	cmd.exe	95
PID 3084 wrote to memory of 4980	3084	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
"C:\Users\Admin\AppData\Local\Temp\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.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:4572
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4220
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
    3⤵
    - Creates scheduled task(s)
    PID:4656

C:\Users\Admin\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
C:\Users\Admin\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3976
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3084
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\b038f02fce2c8584b6d610ef74cd884821c14570c388f441270ba0efef9ff7e1.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
    3⤵
    - Creates scheduled task(s)
    PID:4980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4572-130-0x0000000000C50000-0x0000000000C5A000-memory.dmp

Filesize
40KB

Download
memory/4572-133-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads