mylobot | 0f0dcf3c9e783f3297c03bed8780af5f0b8078d35530f2ff010def41e2ebcdc6

General

Target

a664ecc708de93fc09419aabea109c4a.exe
Size

312KB
MD5

a664ecc708de93fc09419aabea109c4a
SHA1

b3599d8b9da20b5fd2f759f9ae1d29f4e899a6dd
SHA256

0f0dcf3c9e783f3297c03bed8780af5f0b8078d35530f2ff010def41e2ebcdc6
SHA512

d9e27ba400d17427933e15d97c371469df3fa3424e78b39f5c8bf506d5fc0103ed009f06e9db373a2756542a30968df49dc9db173f3b9163c24dea4df10268af
SSDEEP

6144:2kIovN3S8eZRalDd+FkrsRoGwq9sGod1D63:KCN35kRQMFksnwAs31D

Score

10^/10

mylobot botnet 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

Deletes itself 1 IoCs

pid	Process
3028	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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\{4E9A3DCF-5CBB-8DC2-9121-C4192827B2CD} = "c:\\users\\admin\\appdata\\roaming\\{D28A15FF-748B-11D2-9121-C4192827B2CD}\\7f35c560.exe"	a664ecc708de93fc09419aabea109c4a.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\CLSID\{88AF3202-5376-4BF7-9121-C4192827B2CD}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\CLSID\{D28A15FC-7488-11D2-9121-C4192827B2CD}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\CLSID\{D28A15FC-7488-11D2-9121-C4192827B2CD}\ = "1708951851"	svchost.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2980	a664ecc708de93fc09419aabea109c4a.exe
2980	a664ecc708de93fc09419aabea109c4a.exe
3028	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2980	a664ecc708de93fc09419aabea109c4a.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 3028	2980	a664ecc708de93fc09419aabea109c4a.exe	28
PID 2980 wrote to memory of 3028	2980	a664ecc708de93fc09419aabea109c4a.exe	28
PID 2980 wrote to memory of 3028	2980	a664ecc708de93fc09419aabea109c4a.exe	28
PID 2980 wrote to memory of 3028	2980	a664ecc708de93fc09419aabea109c4a.exe	28
PID 2980 wrote to memory of 3028	2980	a664ecc708de93fc09419aabea109c4a.exe	28
PID 3028 wrote to memory of 2980	3028	svchost.exe	1
PID 3028 wrote to memory of 2096	3028	svchost.exe	29
PID 3028 wrote to memory of 2096	3028	svchost.exe	29
PID 3028 wrote to memory of 2096	3028	svchost.exe	29
PID 3028 wrote to memory of 2096	3028	svchost.exe	29
PID 3028 wrote to memory of 2096	3028	svchost.exe	29
PID 3028 wrote to memory of 2096	3028	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\a664ecc708de93fc09419aabea109c4a.exe
"C:\Users\Admin\AppData\Local\Temp\a664ecc708de93fc09419aabea109c4a.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Deletes itself
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\notepad.exe
    "C:\Windows\system32\notepad.exe"
    3⤵
    PID:2096

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\users\admin\appdata\roaming\{D28A15FF-748B-11D2-9121-C4192827B2CD}\7f35c560.exe

Filesize
312KB

MD5
a664ecc708de93fc09419aabea109c4a

SHA1
b3599d8b9da20b5fd2f759f9ae1d29f4e899a6dd

SHA256
0f0dcf3c9e783f3297c03bed8780af5f0b8078d35530f2ff010def41e2ebcdc6

SHA512
d9e27ba400d17427933e15d97c371469df3fa3424e78b39f5c8bf506d5fc0103ed009f06e9db373a2756542a30968df49dc9db173f3b9163c24dea4df10268af

Download Submit
memory/2096-18-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2980-13-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2980-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2980-1-0x00000000003C0000-0x00000000003F2000-memory.dmp

Filesize
200KB

Download
memory/2980-4-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2980-0-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2980-15-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/3028-6-0x00000000000F0000-0x000000000013E000-memory.dmp

Filesize
312KB

Download
memory/3028-11-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-12-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-10-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-7-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-8-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-9-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/3028-19-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads