mylobot | f2bae4d8912682525ecd787fb921c3b57d8672c44ea73eb23c0ab278cf1fb939

General

Target

e50efdaa.exe
Size

312KB
MD5

bfef91bacc33b5424ea2a40245fd9039
SHA1

a9c60eb8dabc24b04eaf99c3c613f6d5c1a19b41
SHA256

f2bae4d8912682525ecd787fb921c3b57d8672c44ea73eb23c0ab278cf1fb939
SHA512

19de586b1ec80cabd40d78e02e7cd8f5d868c9a907433dc9b6fb16747157d4a613d17cad43e249841cb841b0838bd33cf15eb413d8510f62975ef6c0b24ff2e3
SSDEEP

6144:kn9+9wPbNTK0Q/fvzKZ62jY/776KOWu/GduR9swnApRTv+:k9RTG/fvyLj472KOv/GduzsJpRq

Score

10^/10

mylobot botnet persistence

Malware Config

Extracted

Family

mylobot

C2

eakalra.ru:1281

op17.ru:6006

ad21822.ru:8742

urtuifc.ru:1692

nmernrh.ru:4163

bjbhtsc.ru:6239

jmbfgpn.ru:1344

hoebfle.ru:9593

okllxlr.ru:8335

klqzrze.ru:6999

xwstyrt.ru:8627

qgfhmmm.ru:1886

ygdgryq.ru:5843

unsyisl.ru:7365

snzglco.ru:3268

fchbwme.ru:7533

iqaagar.ru:2919

flkpuod.ru:5796

zuenhrs.ru:9439

lqejyjg.ru:4627

Signatures

Mylobot
Botnet which first appeared in 2017 written in C++.
botnet mylobot

Deletes itself 1 IoCs

pid	Process
4688	svchost.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-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{5B4CA349-68BD-A9EA-48E7-694A4853C7E9} = "c:\\programdata\\{C75C8B79-408D-35FA-48E7-694A4853C7E9}\\6ae35be6.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 2132	4508	e50efdaa.exe	90

Checks SCSI registry key(s) 3 TTPs 2 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	e50efdaa.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	e50efdaa.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000_Classes\CLSID\{9D79AC84-6770-6FDF-48E7-694A4853C7E9}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000_Classes\CLSID\{C75C8B7A-408E-35FA-48E7-694A4853C7E9}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000_Classes\CLSID\{C75C8B7A-408E-35FA-48E7-694A4853C7E9}\ = "1715152668"	svchost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2132	e50efdaa.exe
2132	e50efdaa.exe
2132	e50efdaa.exe
2132	e50efdaa.exe
4688	svchost.exe
4688	svchost.exe
4688	svchost.exe
4688	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2132	e50efdaa.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 4508 wrote to memory of 2132	4508	e50efdaa.exe	90
PID 2132 wrote to memory of 4688	2132	e50efdaa.exe	91
PID 2132 wrote to memory of 4688	2132	e50efdaa.exe	91
PID 2132 wrote to memory of 4688	2132	e50efdaa.exe	91
PID 2132 wrote to memory of 4688	2132	e50efdaa.exe	91
PID 4688 wrote to memory of 4508	4688	svchost.exe	83
PID 4688 wrote to memory of 4508	4688	svchost.exe	83
PID 4688 wrote to memory of 2876	4688	svchost.exe	92
PID 4688 wrote to memory of 2876	4688	svchost.exe	92
PID 4688 wrote to memory of 2876	4688	svchost.exe	92
PID 4688 wrote to memory of 2876	4688	svchost.exe	92
PID 4688 wrote to memory of 2876	4688	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\e50efdaa.exe
"C:\Users\Admin\AppData\Local\Temp\e50efdaa.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\e50efdaa.exe
  "C:\Users\Admin\AppData\Local\Temp\e50efdaa.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Deletes itself
    - Adds Run key to start application
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4688
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\{C75C8B79-408D-35FA-48E7-694A4853C7E9}\6ae35be6.exe

Filesize
312KB

MD5
bfef91bacc33b5424ea2a40245fd9039

SHA1
a9c60eb8dabc24b04eaf99c3c613f6d5c1a19b41

SHA256
f2bae4d8912682525ecd787fb921c3b57d8672c44ea73eb23c0ab278cf1fb939

SHA512
19de586b1ec80cabd40d78e02e7cd8f5d868c9a907433dc9b6fb16747157d4a613d17cad43e249841cb841b0838bd33cf15eb413d8510f62975ef6c0b24ff2e3

Download Submit
memory/2132-1-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2132-2-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2132-3-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2132-4-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2132-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2876-17-0x0000000000D10000-0x0000000000D11000-memory.dmp

Filesize
4KB

Download
memory/4508-12-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/4508-0-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/4688-13-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-10-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-6-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-9-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-8-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-7-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-18-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download
memory/4688-5-0x0000000000BC0000-0x0000000000BF5000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads