mylobot | a150b1b62c96751f431d77ce3ecc922ba28bd95b2261e6b9e9e547be8eea0337

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 23:12

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General

Target

5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe
Size

176KB
MD5

5bf7c599d5c6c16e3251b1462f559d70
SHA1

3cfe21a20c03bdbf672546a74dd718d816e42661
SHA256

a150b1b62c96751f431d77ce3ecc922ba28bd95b2261e6b9e9e547be8eea0337
SHA512

f1f47894d0ef55d016b7661753e13ad2dc096f37b7921e015c0c2023763062b706369af5cad1b8caf7beb80db3b190098ee442de76cdbd32119957d6767274bb
SSDEEP

3072:if5t3DbWtUKrkKUWEojOHaWJOMeqmqOxzmIU3br6CBr48iLIbc:yb2cWEootJTeVSIubr6okF

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:

vjjvdrvg.exevjjvdrvg.exe

pid	Process
2724	vjjvdrvg.exe
1596	vjjvdrvg.exe

Loads dropped DLL 1 IoCs

Processes:

5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe

pid	Process
2644	5bf7c599d5c6c16e3251b1462f559d70_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\ovjrk = "C:\\Users\\Admin\\AppData\\Roaming\\vgvbrvit\\vjjvdrvg.exe"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exevjjvdrvg.exe

description	pid	Process	procid_target
PID 2408 set thread context of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2724 set thread context of 1596	2724	vjjvdrvg.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

cmd.exe

pid	Process
2976	cmd.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exevjjvdrvg.exevjjvdrvg.execmd.exe

description	pid	Process	procid_target
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2644	2408	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	28
PID 2644 wrote to memory of 2724	2644	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	29
PID 2644 wrote to memory of 2724	2644	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	29
PID 2644 wrote to memory of 2724	2644	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	29
PID 2644 wrote to memory of 2724	2644	5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe	29
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 2724 wrote to memory of 1596	2724	vjjvdrvg.exe	30
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 1596 wrote to memory of 2976	1596	vjjvdrvg.exe	31
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33
PID 2976 wrote to memory of 1104	2976	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5bf7c599d5c6c16e3251b1462f559d70_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Users\Admin\AppData\Roaming\vgvbrvit\vjjvdrvg.exe
    "C:\Users\Admin\AppData\Roaming\vgvbrvit\vjjvdrvg.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2724
  - - C:\Users\Admin\AppData\Roaming\vgvbrvit\vjjvdrvg.exe
      "C:\Users\Admin\AppData\Roaming\vgvbrvit\vjjvdrvg.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1596
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Adds Run key to start application
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2976
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        
        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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\vgvbrvit\vjjvdrvg.exe

Filesize
176KB

MD5
5bf7c599d5c6c16e3251b1462f559d70

SHA1
3cfe21a20c03bdbf672546a74dd718d816e42661

SHA256
a150b1b62c96751f431d77ce3ecc922ba28bd95b2261e6b9e9e547be8eea0337

SHA512
f1f47894d0ef55d016b7661753e13ad2dc096f37b7921e015c0c2023763062b706369af5cad1b8caf7beb80db3b190098ee442de76cdbd32119957d6767274bb

Download Submit
memory/1104-98-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1104-99-0x0000000000310000-0x0000000000326000-memory.dmp

Filesize
88KB

Download
memory/1596-47-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2408-0-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2644-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2644-17-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-18-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-16-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2644-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2724-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-52-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2976-55-0x0000000000130000-0x0000000000145000-memory.dmp

Filesize
84KB

Download
memory/2976-65-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-64-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2976-68-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-71-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-58-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/2976-72-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-77-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-74-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2976-53-0x0000000000130000-0x0000000000145000-memory.dmp

Filesize
84KB

Download
memory/2976-49-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2976-101-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2976-102-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download