mylobot | d50f7ead9e1d87a6b2f0812996bc8e4e9b1524b35324b75eeba9616cfc782b91

Analysis

max time kernel
148s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2025, 14:49

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General

Target

rid.gif.exe
Size

367KB
MD5

871e489e879885db39c583b5cd90bc30
SHA1

19897738a379bfce7f1a19be11885f2334acadd8
SHA256

d50f7ead9e1d87a6b2f0812996bc8e4e9b1524b35324b75eeba9616cfc782b91
SHA512

b3a965841b33c55f0ab6d41a459eeeb66a29fd3b114bc82ccf953d0c459858755c97970152e346e794c2674a9cf9bd219014ecf344f3ce4ee2cfe9a2c4572fd3
SSDEEP

6144:aPeWTE1rkt826L4xd1EiftWt6empEVZlVISrt5AuK+FqktodbFQy+:aPbTE1rkt826L4xd1EiEt6empQ+uK+U8

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
2232	utcuebuy.exe
1912	utcuebuy.exe
1040	utcuebuy.exe
1592	utcuebuy.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-1-5-21-3342763580-2723508992-2885672917-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\flofm = "C:\\Users\\Admin\\AppData\\Roaming\\dpuhsurc\\utcuebuy.exe"	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1424 set thread context of 1084	1424	rid.gif.exe	95
PID 2232 set thread context of 1912	2232	utcuebuy.exe	98
PID 1040 set thread context of 1592	1040	utcuebuy.exe	107

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	rid.gif.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rid.gif.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	utcuebuy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	utcuebuy.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	utcuebuy.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1424 wrote to memory of 1084	1424	rid.gif.exe	95
PID 1084 wrote to memory of 2232	1084	rid.gif.exe	96
PID 1084 wrote to memory of 2232	1084	rid.gif.exe	96
PID 1084 wrote to memory of 2232	1084	rid.gif.exe	96
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 2232 wrote to memory of 1912	2232	utcuebuy.exe	98
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 1912 wrote to memory of 392	1912	utcuebuy.exe	99
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 4544 wrote to memory of 1040	4544	cmd.exe	104
PID 4544 wrote to memory of 1040	4544	cmd.exe	104
PID 4544 wrote to memory of 1040	4544	cmd.exe	104
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 392 wrote to memory of 4776	392	cmd.exe	101
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107
PID 1040 wrote to memory of 1592	1040	utcuebuy.exe	107

C:\Users\Admin\AppData\Local\Temp\rid.gif.exe
"C:\Users\Admin\AppData\Local\Temp\rid.gif.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1424
- C:\Users\Admin\AppData\Local\Temp\rid.gif.exe
  "C:\Users\Admin\AppData\Local\Temp\rid.gif.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1084
- - C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
    "C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2232
  - - C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
      "C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1912
    - - 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:392
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:4776

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
  C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1040
- - C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
    C:\Users\Admin\AppData\Roaming\dpuhsurc\utcuebuy.exe
    3⤵
    - Executes dropped EXE
    PID:1592

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\dpuhsurc\utcuebuy.exe

Filesize
367KB

MD5
871e489e879885db39c583b5cd90bc30

SHA1
19897738a379bfce7f1a19be11885f2334acadd8

SHA256
d50f7ead9e1d87a6b2f0812996bc8e4e9b1524b35324b75eeba9616cfc782b91

SHA512
b3a965841b33c55f0ab6d41a459eeeb66a29fd3b114bc82ccf953d0c459858755c97970152e346e794c2674a9cf9bd219014ecf344f3ce4ee2cfe9a2c4572fd3

Download Submit
memory/392-39-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-18-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/392-58-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-35-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-36-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-27-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/392-28-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-19-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/392-20-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/392-23-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/392-33-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-21-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/392-37-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/392-31-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/1084-3-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1084-1-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1084-5-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1084-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1424-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/2232-32-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/2232-13-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/4776-47-0x0000000003F70000-0x0000000003F71000-memory.dmp

Filesize
4KB

Download
memory/4776-52-0x0000000004000000-0x000000000400B000-memory.dmp

Filesize
44KB

Download
memory/4776-51-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads