mylobot | f0490bd585e0584e9e5db3332a7db6fe642f7cba87222028c0182b6b94f40292

Analysis

max time kernel
145s
max time network
144s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29-08-2024 09:11

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General

Target

c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe
Size

176KB
MD5

c889c6423f83c8c080b121cb1d33ef3d
SHA1

30bf514a751e15a711ec68dc994656b2f2a03426
SHA256

f0490bd585e0584e9e5db3332a7db6fe642f7cba87222028c0182b6b94f40292
SHA512

6f30e108a67c48796f1aeba6cb75db0c9857f57dd62b95eb3ccba62956ebea6d5febc79132da89877617ba284bac32950f6a914253d33a05ad688a003c7e23ba
SSDEEP

3072:Uf5ydsWmfcyd0r+PAvTo3Y/QlE5+hcIhkLHZnnLIkkBD7i0SGQy:xsrcCdYvTo3Y//5+h5kLxMdX13

Score

10^/10

mylobot botnet discovery persistence

Malware Config

Extracted

Family

mylobot

fywkuzp.ru:7432

zdrussle.ru:2173

pseyumd.ru:5492

stydodo.ru:2619

tqzknrx.com:1123

mdcqrxw.com:4984

tpwtgyw.com:9631

cnoyucn.com:9426

qhloury.com:4759

fnjxpwy.com:3863

csxpzlz.com:5778

wlkjopy.com:8778

mynfwwk.com:8427

uuitwxg.com:6656

agnxomu.com:8881

wcagsib.com:3547

fmniltb.com:9582

oapwxiu.com:3922

petrrry.com:7531

poubauo.com:4623

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
2804	vevvsdvu.exe
972	vevvsdvu.exe

Loads dropped DLL 1 IoCs

pid	Process
2552	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\euhnn = "C:\\Users\\Admin\\AppData\\Roaming\\hrvwcvsi\\vevvsdvu.exe"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1928 set thread context of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 2804 set thread context of 972	2804	vevvsdvu.exe	32

System Location Discovery: System Language Discovery 1 TTPs 6 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	vevvsdvu.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	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vevvsdvu.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 1928 wrote to memory of 2552	1928	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	30
PID 2552 wrote to memory of 2804	2552	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2804	2552	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2804	2552	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2804	2552	c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe	31
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 2804 wrote to memory of 972	2804	vevvsdvu.exe	32
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 972 wrote to memory of 1524	972	vevvsdvu.exe	33
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35
PID 1524 wrote to memory of 1104	1524	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Users\Admin\AppData\Local\Temp\c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c889c6423f83c8c080b121cb1d33ef3d_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Users\Admin\AppData\Roaming\hrvwcvsi\vevvsdvu.exe
    "C:\Users\Admin\AppData\Roaming\hrvwcvsi\vevvsdvu.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2804
  - - C:\Users\Admin\AppData\Roaming\hrvwcvsi\vevvsdvu.exe
      "C:\Users\Admin\AppData\Roaming\hrvwcvsi\vevvsdvu.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:972
    - - 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:1524
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:1104

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

\Users\Admin\AppData\Roaming\hrvwcvsi\vevvsdvu.exe

Filesize
176KB

MD5
c889c6423f83c8c080b121cb1d33ef3d

SHA1
30bf514a751e15a711ec68dc994656b2f2a03426

SHA256
f0490bd585e0584e9e5db3332a7db6fe642f7cba87222028c0182b6b94f40292

SHA512
6f30e108a67c48796f1aeba6cb75db0c9857f57dd62b95eb3ccba62956ebea6d5febc79132da89877617ba284bac32950f6a914253d33a05ad688a003c7e23ba

Download Submit
memory/972-49-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1104-104-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1104-102-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/1104-94-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/1104-99-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1524-75-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-78-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-59-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1524-70-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-56-0x0000000000140000-0x0000000000155000-memory.dmp

Filesize
84KB

Download
memory/1524-100-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1524-73-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-66-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-65-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1524-50-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1524-53-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1524-55-0x0000000000140000-0x0000000000155000-memory.dmp

Filesize
84KB

Download
memory/1524-101-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1524-72-0x00000000001B0000-0x00000000001C6000-memory.dmp

Filesize
88KB

Download
memory/1928-0-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2552-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-17-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2552-19-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2552-18-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2804-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-77-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads