mylobot | 5e1fb620221f35bb1fdbf23c330382762bbdaeb9d911edffb102fc24320985ee

General

Target

7525911c675dc5535acb25266a6d5978.exe
Size

294KB
MD5

7525911c675dc5535acb25266a6d5978
SHA1

ec773435325b35500a2488fa37840e7accc812f6
SHA256

5e1fb620221f35bb1fdbf23c330382762bbdaeb9d911edffb102fc24320985ee
SHA512

24b6245da7f9b1233ae0d0c99938f1abbdf0eb0da029dd58c3f722ca97a62633911667b8be69b10b36f753b5615ec2d621d239f0540460128106ad7346de28a9
SSDEEP

6144:kIVqgD68lGrnLG7lxfgk/heqTWfP6KhhhWy6:Zqgm8lNjx/S/i

Score

10^/10

mylobot botnet discovery persistence

Malware Config

Extracted

Family

mylobot

C2

op17.ru:6006

eakalra.ru:1281

zgclgdb.ru:8518

hpifnad.ru:3721

lbjcwix.ru:8326

rykacfb.ru:8483

benkofx.ru:3333

fpzskbc.ru:9364

ouxtjzd.ru:8658

schwpxp.ru:2956

pspkgya.ru:2675

lmlwtdm.ru:2768

rzwnsph.ru:5898

awtiwzk.ru:9816

pzljenb.ru:3486

yhjtpyf.ru:3565

ogkbsoq.ru:2553

rjngcbj.ru:5655

jlfeopz.ru:4698

wqcruiz.ru:2165

Signatures

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

Deletes itself 1 IoCs

pid	Process
2308	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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\{DEC59720-B98C-C79A-5E1C-4C312AD9FEC3} = "c:\\users\\admin\\appdata\\roaming\\{42D5BF10-91BC-5B8A-5E1C-4C312AD9FEC3}\\ef6a6f8f.exe"	7525911c675dc5535acb25266a6d5978.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7525911c675dc5535acb25266a6d5978.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{18F098ED-B641-01AF-5E1C-4C312AD9FEC3}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{42D5BF13-91BF-5B8A-5E1C-4C312AD9FEC3}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\CLSID\{42D5BF13-91BF-5B8A-5E1C-4C312AD9FEC3}\ = "1731396627"	svchost.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2084	7525911c675dc5535acb25266a6d5978.exe
2084	7525911c675dc5535acb25266a6d5978.exe
2308	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2084	7525911c675dc5535acb25266a6d5978.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2308	2084	7525911c675dc5535acb25266a6d5978.exe	31
PID 2084 wrote to memory of 2308	2084	7525911c675dc5535acb25266a6d5978.exe	31
PID 2084 wrote to memory of 2308	2084	7525911c675dc5535acb25266a6d5978.exe	31
PID 2084 wrote to memory of 2308	2084	7525911c675dc5535acb25266a6d5978.exe	31
PID 2084 wrote to memory of 2308	2084	7525911c675dc5535acb25266a6d5978.exe	31
PID 2308 wrote to memory of 2084	2308	svchost.exe	30
PID 2308 wrote to memory of 2084	2308	svchost.exe	30
PID 2308 wrote to memory of 1976	2308	svchost.exe	32
PID 2308 wrote to memory of 1976	2308	svchost.exe	32
PID 2308 wrote to memory of 1976	2308	svchost.exe	32
PID 2308 wrote to memory of 1976	2308	svchost.exe	32
PID 2308 wrote to memory of 1976	2308	svchost.exe	32
PID 2308 wrote to memory of 1976	2308	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\7525911c675dc5535acb25266a6d5978.exe
"C:\Users\Admin\AppData\Local\Temp\7525911c675dc5535acb25266a6d5978.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\notepad.exe
    "C:\Windows\system32\notepad.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1976

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\users\admin\appdata\roaming\{42D5BF10-91BC-5B8A-5E1C-4C312AD9FEC3}\ef6a6f8f.exe

Filesize
294KB

MD5
7525911c675dc5535acb25266a6d5978

SHA1
ec773435325b35500a2488fa37840e7accc812f6

SHA256
5e1fb620221f35bb1fdbf23c330382762bbdaeb9d911edffb102fc24320985ee

SHA512
24b6245da7f9b1233ae0d0c99938f1abbdf0eb0da029dd58c3f722ca97a62633911667b8be69b10b36f753b5615ec2d621d239f0540460128106ad7346de28a9

Download Submit
memory/1976-23-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2084-0-0x00000000005E0000-0x0000000000612000-memory.dmp

Filesize
200KB

Download
memory/2084-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2084-2-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2084-15-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2084-16-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2084-12-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2308-10-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-11-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-7-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-6-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-9-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-8-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-18-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2308-5-0x0000000000100000-0x000000000014A000-memory.dmp

Filesize
296KB

Download
memory/2308-24-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads