mylobot | a455386e579b37b01b121424d4f0356e20a83a0e4a889f3fb7766a85fd36f908

General

Target

3.exe
Size

576KB
MD5

b320d4ccf59f49eefc5dd366b1c72de4
SHA1

4e6c1ee56e824f200317b9ad791b0f0f6d596933
SHA256

a455386e579b37b01b121424d4f0356e20a83a0e4a889f3fb7766a85fd36f908
SHA512

45e0feee89a8d8c93704109f91dd0bbafb7ee7e9f12ea643484e47fc137f115b23163cf31fb2f14e101fbcb3d5d4323ca484a561eafa818c99bc59f8fa302eda
SSDEEP

12288:AIbTE1rkt826L4xd1EiEt6empQ+uK+bn3RyFTesiXSkb/aZC:AI818EiYTmp0nQaZXZbSs

Score

10^/10

mylobot botnet discovery 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
Mylobot family
mylobot

Deletes itself 1 IoCs

pid	Process
2708	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\{57BB6CF1-C0C8-1454-8C8C-976BBE348B38} = "c:\\programdata\\{CBAB44C1-E8F8-8844-8C8C-976BBE348B38}\\6614945e.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2188 set thread context of 2104	2188	3.exe	31

System Location Discovery: System Language Discovery 1 TTPs 4 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	3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3.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
Set value (int)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{CBAB44C2-E8FB-8844-8C8C-976BBE348B38}\ = "1739761879"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{918E633C-CF05-D261-8C8C-976BBE348B38}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{CBAB44C2-E8FB-8844-8C8C-976BBE348B38}	svchost.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2104	3.exe
2104	3.exe
2708	svchost.exe
2708	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2104	3.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2188 wrote to memory of 2104	2188	3.exe	31
PID 2104 wrote to memory of 2708	2104	3.exe	32
PID 2104 wrote to memory of 2708	2104	3.exe	32
PID 2104 wrote to memory of 2708	2104	3.exe	32
PID 2104 wrote to memory of 2708	2104	3.exe	32
PID 2104 wrote to memory of 2708	2104	3.exe	32
PID 2708 wrote to memory of 2188	2708	svchost.exe	30
PID 2708 wrote to memory of 2188	2708	svchost.exe	30
PID 2708 wrote to memory of 2384	2708	svchost.exe	33
PID 2708 wrote to memory of 2384	2708	svchost.exe	33
PID 2708 wrote to memory of 2384	2708	svchost.exe	33
PID 2708 wrote to memory of 2384	2708	svchost.exe	33
PID 2708 wrote to memory of 2384	2708	svchost.exe	33
PID 2708 wrote to memory of 2384	2708	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\3.exe
"C:\Users\Admin\AppData\Local\Temp\3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Users\Admin\AppData\Local\Temp\3.exe
  "C:\Users\Admin\AppData\Local\Temp\3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2104
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Deletes itself
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2708
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:2384

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:\ProgramData\{CBAB44C1-E8F8-8844-8C8C-976BBE348B38}\6614945e.exe

Filesize
576KB

MD5
b320d4ccf59f49eefc5dd366b1c72de4

SHA1
4e6c1ee56e824f200317b9ad791b0f0f6d596933

SHA256
a455386e579b37b01b121424d4f0356e20a83a0e4a889f3fb7766a85fd36f908

SHA512
45e0feee89a8d8c93704109f91dd0bbafb7ee7e9f12ea643484e47fc137f115b23163cf31fb2f14e101fbcb3d5d4323ca484a561eafa818c99bc59f8fa302eda

Download Submit
memory/2104-31-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-13-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2104-9-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-5-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-3-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-7-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-15-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-16-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2104-2-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2188-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2188-25-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2188-28-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2384-38-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2708-21-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-23-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-29-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-17-0x0000000000110000-0x00000000001A0000-memory.dmp

Filesize
576KB

Download
memory/2708-20-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-19-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-33-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-22-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-40-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download
memory/2708-18-0x0000000000080000-0x00000000000B6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads