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
2888	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-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows\CurrentVersion\Run\{ABA38B09-703F-C20B-CBE2-CFAA74081E50} = "c:\\programdata\\{37B3A339-580F-5E1B-CBE2-CFAA74081E50}\\9a0c73a6.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2000 set thread context of 2944	2000	sample.exe	28

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\CLSID\{6D9684C4-7FF2-043E-CBE2-CFAA74081E50}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\CLSID\{37B3A33A-580C-5E1B-CBE2-CFAA74081E50}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000_CLASSES\CLSID\{37B3A33A-580C-5E1B-CBE2-CFAA74081E50}\ = "1689341941"	svchost.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2944	sample.exe
2944	sample.exe
2888	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2944	sample.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2000 wrote to memory of 2944	2000	sample.exe	28
PID 2944 wrote to memory of 2888	2944	sample.exe	29
PID 2944 wrote to memory of 2888	2944	sample.exe	29
PID 2944 wrote to memory of 2888	2944	sample.exe	29
PID 2944 wrote to memory of 2888	2944	sample.exe	29
PID 2944 wrote to memory of 2888	2944	sample.exe	29
PID 2888 wrote to memory of 2000	2888	svchost.exe	27
PID 2888 wrote to memory of 2000	2888	svchost.exe	27
PID 2888 wrote to memory of 988	2888	svchost.exe	30
PID 2888 wrote to memory of 988	2888	svchost.exe	30
PID 2888 wrote to memory of 988	2888	svchost.exe	30
PID 2888 wrote to memory of 988	2888	svchost.exe	30
PID 2888 wrote to memory of 988	2888	svchost.exe	30
PID 2888 wrote to memory of 988	2888	svchost.exe	30

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:2000
- C:\Users\Admin\AppData\Local\Temp\sample.exe
  "C:\Users\Admin\AppData\Local\Temp\sample.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2944
- - 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:2888
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      PID:988

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\{37B3A339-580F-5E1B-CBE2-CFAA74081E50}\9a0c73a6.exe

Filesize
318KB

MD5
f9fed70bc6fc45963c2df36bbe878671

SHA1
ed438defe81324a0cd334ff918ffd2ad67baf141

SHA256
bad65480d4b645263f39ab76311339498ebe84af0cae8dfc2472a15c5f64c1a6

SHA512
b0376190784db236dfce6cd9882ec606c2fce189732c58618081b16f93cfb7ed308abc7a5ee9b8eb01592124b956d26b557f19d4a56fea9b567098739c3cb16d

Download Submit
memory/988-88-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2000-79-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2000-54-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2888-89-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-83-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-74-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-75-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-77-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-76-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-71-0x0000000000080000-0x00000000000D0000-memory.dmp

Filesize
320KB

Download
memory/2888-72-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2888-73-0x00000000000D0000-0x0000000000106000-memory.dmp

Filesize
216KB

Download
memory/2944-63-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-70-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-78-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-69-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-67-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2944-61-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-59-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-57-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2944-55-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing