mylobot | 806306bff670183f1ec20e3fbcdd5939338794b23041e6d9ee04d2c62b565a0b

Analysis

max time kernel
146s
max time network
146s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-06-2024 18:14

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General

Target

95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe
Size

176KB
MD5

95d039b20ea43a21c68f3050ee2d904c
SHA1

3bcb67e9d0cef6fb266ef54629551e6de901d911
SHA256

806306bff670183f1ec20e3fbcdd5939338794b23041e6d9ee04d2c62b565a0b
SHA512

0ef289f8dff16acb940eda75a1fe6bcc2145e5bd4c51bd4c7adbe004a74e29cff462a52a6d9c52c94d1d125dc72db40a1fada714d2239c5eaeb3322dd57b863f
SSDEEP

3072:Cf5Y9lz9G/9tvv6kAHjwMM50Yfmo4uZrTvkYCrfKAuIwF9bxHSE1du:95s/fv6kXH50Yf7xrTvkYCr8rh7ju

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:

vvjvhjvf.exevvjvhjvf.exe

pid	Process
1400	vvjvhjvf.exe
2244	vvjvhjvf.exe

Loads dropped DLL 1 IoCs

Processes:

95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe

pid	Process
980	95d039b20ea43a21c68f3050ee2d904c_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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\amacu = "C:\\Users\\Admin\\AppData\\Roaming\\ervvivhc\\vvjvhjvf.exe"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exevvjvhjvf.exe

description	pid	Process	procid_target
PID 2460 set thread context of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 1400 set thread context of 2244	1400	vvjvhjvf.exe	30

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exevvjvhjvf.exevvjvhjvf.execmd.exe

description	pid	Process	procid_target
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 2460 wrote to memory of 980	2460	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	28
PID 980 wrote to memory of 1400	980	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	29
PID 980 wrote to memory of 1400	980	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	29
PID 980 wrote to memory of 1400	980	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	29
PID 980 wrote to memory of 1400	980	95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe	29
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 1400 wrote to memory of 2244	1400	vvjvhjvf.exe	30
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 2244 wrote to memory of 1268	2244	vvjvhjvf.exe	31
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33
PID 1268 wrote to memory of 540	1268	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Users\Admin\AppData\Local\Temp\95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\95d039b20ea43a21c68f3050ee2d904c_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:980
- - C:\Users\Admin\AppData\Roaming\ervvivhc\vvjvhjvf.exe
    "C:\Users\Admin\AppData\Roaming\ervvivhc\vvjvhjvf.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1400
  - - C:\Users\Admin\AppData\Roaming\ervvivhc\vvjvhjvf.exe
      "C:\Users\Admin\AppData\Roaming\ervvivhc\vvjvhjvf.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2244
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:1268
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        
        PID:540

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\ervvivhc\vvjvhjvf.exe

Filesize
176KB

MD5
95d039b20ea43a21c68f3050ee2d904c

SHA1
3bcb67e9d0cef6fb266ef54629551e6de901d911

SHA256
806306bff670183f1ec20e3fbcdd5939338794b23041e6d9ee04d2c62b565a0b

SHA512
0ef289f8dff16acb940eda75a1fe6bcc2145e5bd4c51bd4c7adbe004a74e29cff462a52a6d9c52c94d1d125dc72db40a1fada714d2239c5eaeb3322dd57b863f

Download Submit
memory/540-102-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/540-103-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/980-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/980-18-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-17-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/980-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1268-68-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-75-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-50-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1268-53-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1268-54-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/1268-61-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1268-57-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/1268-67-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1268-105-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-78-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-76-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-73-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1268-72-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1400-86-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1400-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-48-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2244-47-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2460-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download