mylobot | cc2116a99fd714ca55a707bdb636f16e946d75699356bcd5ffad859ad852bac9

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 01:05

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General

Target

a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe
Size

176KB
MD5

a34ab98a46710de5f631103149c046ab
SHA1

f203b4808651208c19182817ecd387ccbc4d7349
SHA256

cc2116a99fd714ca55a707bdb636f16e946d75699356bcd5ffad859ad852bac9
SHA512

f8f67c1af0fd69cc710552e428509f7116ec8444f0ca8330869ea7460830f1da5e79868178f1f02608daa9ae7e8ffb5fcedd271d3596367d68f09591c83704da
SSDEEP

3072:Rf5pa1IWNm0Ym+CXwn4jNOkT7epaVzPXuYv2DnI57EjDfsM2cBz5C:pa1IFU+Bn4jspYtv2DnNjjsM2cJ4

Score

10^/10

mylobot botnet 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

Processes:

vgrvhuva.exevgrvhuva.exe

pid	Process
2608	vgrvhuva.exe
3020	vgrvhuva.exe

Loads dropped DLL 1 IoCs

Processes:

a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe

pid	Process
2596	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

cmd.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\uxrmi = "C:\\Users\\Admin\\AppData\\Roaming\\ucvvwvue\\vgrvhuva.exe"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

a34ab98a46710de5f631103149c046ab_JaffaCakes118.exevgrvhuva.exe

description	pid	Process	procid_target
PID 3048 set thread context of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 2608 set thread context of 3020	2608	vgrvhuva.exe	30

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

a34ab98a46710de5f631103149c046ab_JaffaCakes118.exea34ab98a46710de5f631103149c046ab_JaffaCakes118.exevgrvhuva.exevgrvhuva.execmd.exe

description	pid	Process	procid_target
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2596	3048	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	28
PID 2596 wrote to memory of 2608	2596	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	29
PID 2596 wrote to memory of 2608	2596	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	29
PID 2596 wrote to memory of 2608	2596	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	29
PID 2596 wrote to memory of 2608	2596	a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe	29
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 2608 wrote to memory of 3020	2608	vgrvhuva.exe	30
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 3020 wrote to memory of 1748	3020	vgrvhuva.exe	31
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33
PID 1748 wrote to memory of 2856	1748	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a34ab98a46710de5f631103149c046ab_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Users\Admin\AppData\Roaming\ucvvwvue\vgrvhuva.exe
    "C:\Users\Admin\AppData\Roaming\ucvvwvue\vgrvhuva.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2608
  - - C:\Users\Admin\AppData\Roaming\ucvvwvue\vgrvhuva.exe
      "C:\Users\Admin\AppData\Roaming\ucvvwvue\vgrvhuva.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:3020
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:1748
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        
        PID:2856

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

\Users\Admin\AppData\Roaming\ucvvwvue\vgrvhuva.exe

Filesize
176KB

MD5
a34ab98a46710de5f631103149c046ab

SHA1
f203b4808651208c19182817ecd387ccbc4d7349

SHA256
cc2116a99fd714ca55a707bdb636f16e946d75699356bcd5ffad859ad852bac9

SHA512
f8f67c1af0fd69cc710552e428509f7116ec8444f0ca8330869ea7460830f1da5e79868178f1f02608daa9ae7e8ffb5fcedd271d3596367d68f09591c83704da

Download Submit
memory/1748-73-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-76-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-78-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-75-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-72-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1748-50-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1748-67-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1748-68-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-57-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/1748-61-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1748-54-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/1748-105-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1748-53-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2596-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-21-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-18-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-17-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2596-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2596-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2608-82-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2608-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2856-102-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2856-103-0x00000000001F0000-0x0000000000206000-memory.dmp

Filesize
88KB

Download
memory/3020-48-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3048-0-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download