mylobot | 189c1d08d568436b44ecc11e5cfcbe42234eea313e39ad83e92af17d94d693f0

Analysis

max time kernel
147s
max time network
139s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 11:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe
Size

176KB
MD5

cab3c8f4dc1c5a0d2c01c4cd2fce5b85
SHA1

88e6dab1f73f0bb51f2c138da38d2629db8928b7
SHA256

189c1d08d568436b44ecc11e5cfcbe42234eea313e39ad83e92af17d94d693f0
SHA512

f3209543e80e9ed9651b4290263f59d76610ebcaf07d7133dc30668229b21a52bf64b65b1582ba1c7998462ccc555ce67670fe487c1b7d89a2154d67f0330f31
SSDEEP

3072:if5jsF0UPQpyyIHPzYPvnDAq1BN4xMqGxN6wNbicvB351AgefP:4UopyyKLSUq1BN4uqGxMwNbbvXbk

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

Processes:

vefvhivu.exevefvhivu.exe

pid	Process
1612	vefvhivu.exe
2432	vefvhivu.exe

Loads dropped DLL 1 IoCs

Processes:

cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe

pid	Process
572	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\cajyi = "C:\\Users\\Admin\\AppData\\Roaming\\ucvtjvag\\vefvhivu.exe"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exevefvhivu.exe

description	pid	Process	procid_target
PID 2380 set thread context of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 1612 set thread context of 2432	1612	vefvhivu.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

Processes:

cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.execab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exevefvhivu.exevefvhivu.execmd.exenotepad.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vefvhivu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vefvhivu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.execab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exevefvhivu.exevefvhivu.execmd.exe

description	pid	Process	procid_target
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 2380 wrote to memory of 572	2380	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	30
PID 572 wrote to memory of 1612	572	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	31
PID 572 wrote to memory of 1612	572	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	31
PID 572 wrote to memory of 1612	572	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	31
PID 572 wrote to memory of 1612	572	cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe	31
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 1612 wrote to memory of 2432	1612	vefvhivu.exe	32
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2432 wrote to memory of 2928	2432	vefvhivu.exe	33
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35
PID 2928 wrote to memory of 2828	2928	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cab3c8f4dc1c5a0d2c01c4cd2fce5b85_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:572
- - C:\Users\Admin\AppData\Roaming\ucvtjvag\vefvhivu.exe
    "C:\Users\Admin\AppData\Roaming\ucvtjvag\vefvhivu.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1612
  - - C:\Users\Admin\AppData\Roaming\ucvtjvag\vefvhivu.exe
      "C:\Users\Admin\AppData\Roaming\ucvtjvag\vefvhivu.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2432
    - - 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:2928
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:2828

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

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\ucvtjvag\vefvhivu.exe

Filesize
176KB

MD5
cab3c8f4dc1c5a0d2c01c4cd2fce5b85

SHA1
88e6dab1f73f0bb51f2c138da38d2629db8928b7

SHA256
189c1d08d568436b44ecc11e5cfcbe42234eea313e39ad83e92af17d94d693f0

SHA512
f3209543e80e9ed9651b4290263f59d76610ebcaf07d7133dc30668229b21a52bf64b65b1582ba1c7998462ccc555ce67670fe487c1b7d89a2154d67f0330f31

Download Submit
memory/572-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/572-17-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-18-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/572-19-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1612-74-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1612-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2380-0-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2432-48-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2828-102-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/2828-101-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/2928-67-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2928-57-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/2928-72-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/2928-68-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/2928-50-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2928-78-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/2928-76-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/2928-75-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/2928-53-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2928-61-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2928-55-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/2928-103-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2928-104-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download