mylobot | 223705c131c9f649adedc22781f2ea2e7165e6edb24e62b1a242cf8da8a1610b

Analysis

max time kernel
150s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28-12-2023 06:58

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General

Target

cdcf487ab2423dc822202c17de0d010c.exe
Size

341KB
MD5

cdcf487ab2423dc822202c17de0d010c
SHA1

1156d099ed4b45e430aee98c16aec48f8e698dcf
SHA256

223705c131c9f649adedc22781f2ea2e7165e6edb24e62b1a242cf8da8a1610b
SHA512

bfc748bbeb6e380199722f994aebb349844ee8406552041a50a33f7ed593f003998bc157e4d642537231b7412de14b921f56306b3350fb1dfb068a9f40509fca
SSDEEP

3072:NmwQcBN2litkEwfBNjXnAg0FujksEIYjckD95ra5u2DMLdp1eNZGjREiGuAF:NfQcD2stkj5nAOoiqZ5rsMLF2F

Score

10^/10

mylobot botnet persistence

Malware Config

Extracted

Family

mylobot

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

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-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\{ECCDA39A-E5D0-864A-29B9-6311B9E276C9} = "c:\\programdata\\{70DD8BAA-CDE0-1A5A-29B9-6311B9E276C9}\\dd625b35.exe"	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2512 set thread context of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 set thread context of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{2AF8AC57-EA1D-407F-29B9-6311B9E276C9}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{70DD8BA9-CDE3-1A5A-29B9-6311B9E276C9}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000_CLASSES\CLSID\{70DD8BA9-CDE3-1A5A-29B9-6311B9E276C9}\ = "1704213398"	svchost.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2852	cdcf487ab2423dc822202c17de0d010c.exe
2852	cdcf487ab2423dc822202c17de0d010c.exe
2888	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2852	cdcf487ab2423dc822202c17de0d010c.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2512 wrote to memory of 2852	2512	cdcf487ab2423dc822202c17de0d010c.exe	17
PID 2512 wrote to memory of 2728	2512	cdcf487ab2423dc822202c17de0d010c.exe	19
PID 2852 wrote to memory of 2888	2852	cdcf487ab2423dc822202c17de0d010c.exe	18
PID 2852 wrote to memory of 2888	2852	cdcf487ab2423dc822202c17de0d010c.exe	18
PID 2852 wrote to memory of 2888	2852	cdcf487ab2423dc822202c17de0d010c.exe	18
PID 2852 wrote to memory of 2888	2852	cdcf487ab2423dc822202c17de0d010c.exe	18
PID 2852 wrote to memory of 2888	2852	cdcf487ab2423dc822202c17de0d010c.exe	18
PID 2888 wrote to memory of 2728	2888	svchost.exe	19
PID 2888 wrote to memory of 2728	2888	svchost.exe	19

C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe
"C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe
  "C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Adds Run key to start application
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2888
- C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe
  "C:\Users\Admin\AppData\Local\Temp\cdcf487ab2423dc822202c17de0d010c.exe"
  2⤵
  PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\{70DD8BAA-CDE0-1A5A-29B9-6311B9E276C9}\dd625b35.exe

Filesize
341KB

MD5
cdcf487ab2423dc822202c17de0d010c

SHA1
1156d099ed4b45e430aee98c16aec48f8e698dcf

SHA256
223705c131c9f649adedc22781f2ea2e7165e6edb24e62b1a242cf8da8a1610b

SHA512
bfc748bbeb6e380199722f994aebb349844ee8406552041a50a33f7ed593f003998bc157e4d642537231b7412de14b921f56306b3350fb1dfb068a9f40509fca

Download Submit
memory/2512-0-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2728-28-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2728-32-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2852-19-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-18-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-15-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-2-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-3-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-27-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2852-9-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2888-20-0x0000000000080000-0x00000000000D6000-memory.dmp

Filesize
344KB

Download
memory/2888-33-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-25-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-23-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-26-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-24-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-22-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download
memory/2888-21-0x00000000000F0000-0x000000000011B000-memory.dmp

Filesize
172KB

Download