mylobot | 11f19797364832d08cd3855035729a23e44c2237ff5cf880e45eba5e3d5f3158

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
03/04/2025, 11:45

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General

Target

2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe
Size

2.2MB
MD5

ce83433a14b93f60e6eb64e4b20790ba
SHA1

be81c04340a43e99b8b0a065664c98be39040ca4
SHA256

11f19797364832d08cd3855035729a23e44c2237ff5cf880e45eba5e3d5f3158
SHA512

a4827a5000bd1db565606c349052650740f39aa24e3a75a49c9f4f4b1795b244dc18bd87c2509b498b6e32a689004ce209f72495e31bb2f14baa327d7da820d1
SSDEEP

49152:bTmpVJUOyTmpVJUOyTmpVJUOyTmpVJUOyTmpVJUOyTmpVJUO9:bTmpV4TmpV4TmpV4TmpV4TmpV4TmpVX

Score

10^/10

mylobot botnet discovery persistence

Malware Config

Extracted

Family

mylobot

onthestage.ru:6521

krebson.ru:4685

stanislasarnoud.ru:5739

Signatures

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

Executes dropped EXE 4 IoCs

pid	Process
2352	uxfuxeuu.exe
5016	uxfuxeuu.exe
3612	uxfuxeuu.exe
3360	uxfuxeuu.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-1-5-21-869607583-2483572573-2297019986-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lfpjy = "C:\\Users\\Admin\\AppData\\Roaming\\ctubcuqx\\uxfuxeuu.exe"	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3304 set thread context of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 2352 set thread context of 5016	2352	uxfuxeuu.exe	98
PID 3612 set thread context of 3360	3612	uxfuxeuu.exe	108

System Location Discovery: System Language Discovery 1 TTPs 7 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	uxfuxeuu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uxfuxeuu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uxfuxeuu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 3304 wrote to memory of 1308	3304	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	91
PID 1308 wrote to memory of 2352	1308	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	93
PID 1308 wrote to memory of 2352	1308	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	93
PID 1308 wrote to memory of 2352	1308	2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe	93
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 2352 wrote to memory of 5016	2352	uxfuxeuu.exe	98
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 5016 wrote to memory of 4760	5016	uxfuxeuu.exe	100
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 3528 wrote to memory of 3612	3528	cmd.exe	105
PID 3528 wrote to memory of 3612	3528	cmd.exe	105
PID 3528 wrote to memory of 3612	3528	cmd.exe	105
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 4760 wrote to memory of 3400	4760	cmd.exe	102
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108
PID 3612 wrote to memory of 3360	3612	uxfuxeuu.exe	108

C:\Users\Admin\AppData\Local\Temp\2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Users\Admin\AppData\Local\Temp\2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe
  "C:\Users\Admin\AppData\Local\Temp\2025-04-03_ce83433a14b93f60e6eb64e4b20790ba_black-basta_luca-stealer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
    "C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2352
  - - C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
      "C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5016
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4760
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:3400

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:3528
- C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
  C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3612
- - C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
    C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe
    3⤵
    - Executes dropped EXE
    PID:3360

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\ctubcuqx\uxfuxeuu.exe

Filesize
2.2MB

MD5
ce83433a14b93f60e6eb64e4b20790ba

SHA1
be81c04340a43e99b8b0a065664c98be39040ca4

SHA256
11f19797364832d08cd3855035729a23e44c2237ff5cf880e45eba5e3d5f3158

SHA512
a4827a5000bd1db565606c349052650740f39aa24e3a75a49c9f4f4b1795b244dc18bd87c2509b498b6e32a689004ce209f72495e31bb2f14baa327d7da820d1

Download Submit
memory/1308-1-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1308-3-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1308-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1308-5-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2352-38-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2352-13-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/3304-0-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3400-47-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/3400-51-0x00000000010E0000-0x00000000010E1000-memory.dmp

Filesize
4KB

Download
memory/4760-32-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-20-0x0000000000D40000-0x0000000000D48000-memory.dmp

Filesize
32KB

Download
memory/4760-27-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/4760-28-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-21-0x0000000000D40000-0x0000000000D48000-memory.dmp

Filesize
32KB

Download
memory/4760-23-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/4760-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-36-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-35-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-34-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4760-18-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/4760-19-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/4760-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads