mylobot | bad65480d4b645263f39ab76311339498ebe84af0cae8dfc2472a15c5f64c1a6

General

Target

sample.exe
Size

318KB
MD5

f9fed70bc6fc45963c2df36bbe878671
SHA1

ed438defe81324a0cd334ff918ffd2ad67baf141
SHA256

bad65480d4b645263f39ab76311339498ebe84af0cae8dfc2472a15c5f64c1a6
SHA512

b0376190784db236dfce6cd9882ec606c2fce189732c58618081b16f93cfb7ed308abc7a5ee9b8eb01592124b956d26b557f19d4a56fea9b567098739c3cb16d
SSDEEP

6144:sUzicKsfwzUy7Yiro9za0SwqZeNCPIhq+pteQVrLvmgQavC:DzicRfwzLinbCPIhq+pteQpvC

Score

10^/10

mylobot botnet persistence

Malware Config

Extracted

Family

mylobot

C2

pqrqtaz.ru:9879

pickcas.ru:6464

quwkbin.ru:3496

rkbupij.ru:6653

pcqmayq.ru:3629

mmuliwe.ru:3541

stoizji.ru:5189

sfdfrhh.ru:3511

ynciazz.ru:4127

mkglhnw.ru:1946

njeeili.ru:9987

dldzeoo.ru:7525

tkbiqjq.ru:5145

uenosbl.ru:2935

faayshc.ru:9865

nttfazc.ru:6761

nfwsyog.ru:7172

uyfusxm.ru:7372

hxkclwx.ru:1294

zgoysam.ru:2338

Signatures

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

Deletes itself 1 IoCs

pid	Process
5112	svchost.exe

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-1-5-21-1766410430-2870137818-4067673745-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1766410430-2870137818-4067673745-1000\Software\Microsoft\Windows\CurrentVersion\Run\{74AACE2D-E9D1-0A77-A062-21A5DF02EF73} = "c:\\programdata\\{E8BAE61D-C1E1-9667-A062-21A5DF02EF73}\\45053682.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1632 set thread context of 2512	1632	sample.exe	70

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	sample.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	sample.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1766410430-2870137818-4067673745-1000_Classes\CLSID\{E8BAE61E-C1E2-9667-A062-21A5DF02EF73}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1766410430-2870137818-4067673745-1000_Classes\CLSID\{E8BAE61E-C1E2-9667-A062-21A5DF02EF73}\ = "1689341944"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-1766410430-2870137818-4067673745-1000_Classes\CLSID\{B29FC1E0-E61C-CC42-A062-21A5DF02EF73}	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2512	sample.exe
2512	sample.exe
5112	svchost.exe
5112	svchost.exe
5112	svchost.exe
5112	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2512	sample.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 1632 wrote to memory of 2512	1632	sample.exe	70
PID 2512 wrote to memory of 5112	2512	sample.exe	71
PID 2512 wrote to memory of 5112	2512	sample.exe	71
PID 2512 wrote to memory of 5112	2512	sample.exe	71
PID 2512 wrote to memory of 5112	2512	sample.exe	71
PID 5112 wrote to memory of 1632	5112	svchost.exe	69
PID 5112 wrote to memory of 1632	5112	svchost.exe	69
PID 5112 wrote to memory of 1420	5112	svchost.exe	72
PID 5112 wrote to memory of 1420	5112	svchost.exe	72
PID 5112 wrote to memory of 1420	5112	svchost.exe	72
PID 5112 wrote to memory of 1420	5112	svchost.exe	72
PID 5112 wrote to memory of 1420	5112	svchost.exe	72

C:\Users\Admin\AppData\Local\Temp\sample.exe
"C:\Users\Admin\AppData\Local\Temp\sample.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Users\Admin\AppData\Local\Temp\sample.exe
  "C:\Users\Admin\AppData\Local\Temp\sample.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2512
- - 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:5112
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      PID:1420

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

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

Replay Monitor

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Downloads

C:\ProgramData\{E8BAE61D-C1E1-9667-A062-21A5DF02EF73}\45053682.exe

Filesize
318KB

MD5
f9fed70bc6fc45963c2df36bbe878671

SHA1
ed438defe81324a0cd334ff918ffd2ad67baf141

SHA256
bad65480d4b645263f39ab76311339498ebe84af0cae8dfc2472a15c5f64c1a6

SHA512
b0376190784db236dfce6cd9882ec606c2fce189732c58618081b16f93cfb7ed308abc7a5ee9b8eb01592124b956d26b557f19d4a56fea9b567098739c3cb16d

Download Submit
memory/1420-133-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download
memory/1632-130-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1632-117-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2512-128-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2512-118-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2512-119-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2512-120-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2512-121-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/5112-125-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-124-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-131-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-127-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-126-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-123-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-134-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download
memory/5112-122-0x00000000024D0000-0x0000000002506000-memory.dmp

Filesize
216KB

Download

Analysis

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