mylobot | dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c

Analysis

max time kernel
150s
max time network
128s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
06/03/2025, 09:24

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General

Target

dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
Size

433KB
MD5

da3f172a4088d16c071588f696723251
SHA1

d3709b49bad46474bb59b4586d776f0a286ef82c
SHA256

dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c
SHA512

a81714b5f58265502cd6a0923f0af91d9ac6d78e7bc46344ad9235530210ad33f99820d0749aa990073f7b0681d915a4b827d6260865a261b1c54c3b880ba523
SSDEEP

6144:+pZCM0gQ/kT0Ah9WIIxp/sDcMT+00c/AaaIE:+3WgQsTzhnIMDcM30GAaw

Score

10^/10

mylobot botnet discovery persistence upx

Malware Config

Extracted

Family

mylobot

eakalra.ru:1281

op17.ru:6006

ashfkwu.ru:9821

yekfhsh.ru:7372

fasefja.ru:3410

hpifnad.ru:3721

benkofx.ru:3333

fpzskbx.ru:9364

ouxtjzd.ru:8658

schwpxp.ru:2956

pspkgya.ru:2675

lmlwtdm.ru:2768

rzwnsph.ru:5898

awtiwzk.ru:9816

pzljenb.ru:3486

yhjtpyf.ru:3565

ogkbsoq.ru:2553

rjngcbj.ru:5655

jlfeopz.ru:4698

wqcruiz.ru:2165

Signatures

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

Deletes itself 1 IoCs

pid	Process
2384	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2896	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe

Loads dropped DLL 2 IoCs

pid	Process
2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\{7079FF96-0910-B23E-111B-EFB63E2338B6} = "c:\\programdata\\{EC69D7A6-2120-2E2E-111B-EFB63E2338B6}\\41d60739.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2860 set thread context of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000d0000000133b8-2.dat	upx
behavioral1/memory/2896-11-0x0000000000400000-0x0000000000464000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Office loads VBA resources, possible macro or embedded object present

Modifies registry class 13 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\.properties	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\.properties\ = "properties_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\properties_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{B64CF05B-06DD-740B-111B-EFB63E2338B6}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{EC69D7A5-2123-2E2E-111B-EFB63E2338B6}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\CLSID\{EC69D7A5-2123-2E2E-111B-EFB63E2338B6}\ = "1741253083"	svchost.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
784	NOTEPAD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2612	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
2384	svchost.exe
2384	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1952	rundll32.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe
2184	AcroRd32.exe
2184	AcroRd32.exe
2612	WINWORD.EXE
2612	WINWORD.EXE

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2896	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	30
PID 2860 wrote to memory of 2896	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	30
PID 2860 wrote to memory of 2896	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	30
PID 2860 wrote to memory of 2896	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	30
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2860 wrote to memory of 2376	2860	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	33
PID 2376 wrote to memory of 2384	2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	34
PID 2376 wrote to memory of 2384	2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	34
PID 2376 wrote to memory of 2384	2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	34
PID 2376 wrote to memory of 2384	2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	34
PID 2376 wrote to memory of 2384	2376	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	34
PID 2384 wrote to memory of 2860	2384	svchost.exe	29
PID 2384 wrote to memory of 2860	2384	svchost.exe	29
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2384 wrote to memory of 1700	2384	svchost.exe	35
PID 2764 wrote to memory of 2848	2764	rundll32.exe	39
PID 2764 wrote to memory of 2848	2764	rundll32.exe	39
PID 2764 wrote to memory of 2848	2764	rundll32.exe	39
PID 2764 wrote to memory of 2848	2764	rundll32.exe	39
PID 1952 wrote to memory of 784	1952	rundll32.exe	47
PID 1952 wrote to memory of 784	1952	rundll32.exe	47
PID 1952 wrote to memory of 784	1952	rundll32.exe	47

C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
"C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe
  C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe
  2⤵
  - Executes dropped EXE
  PID:2896
- C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
  "C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Deletes itself
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2384
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1700

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2828

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\deployment.properties
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
  "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\deployment.properties"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2848

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\deployment.properties"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2184

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\deployment.properties
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\deployment.properties
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:784

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\WaitMerge.docx"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2612

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\{EC69D7A6-2120-2E2E-111B-EFB63E2338B6}\41d60739.exe

Filesize
433KB

MD5
da3f172a4088d16c071588f696723251

SHA1
d3709b49bad46474bb59b4586d776f0a286ef82c

SHA256
dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c

SHA512
a81714b5f58265502cd6a0923f0af91d9ac6d78e7bc46344ad9235530210ad33f99820d0749aa990073f7b0681d915a4b827d6260865a261b1c54c3b880ba523

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
cdf6cdddd1bb20c13259b9822dbcc056

SHA1
65872f5f9319064e7c851e1a46bd54d0627c40b7

SHA256
da45a13ada02e58a9815566ba67cece98dcb9050b733138450b6727c3d334835

SHA512
9885b55963fdffcc6431d22be73dceee40ed0c1aa40552ce0a2a80c74f57a701ecb5e9ee4c8ab859e5250998fda080b296502ab567474d9117067f28f8e19ff4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
19KB

MD5
2275e79b5901f91f6b9d40f469786086

SHA1
8c9fc989a6deb9990edd2cc755feb738bd203d98

SHA256
1947917546c1d11dfa93d3bec7d305c809ef85c4c274b92ef640f87e9c8bf541

SHA512
fd12dd140242afba17834f467250b73f9a093c04b15c0d3a9db33c76efac35f31fa17a74b5221a3b9e6638d192cb8046ac0d37dfebb5b94f25128193911d7f5c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe

Filesize
169KB

MD5
3ae66d7851b7dea6af21dda94b853ed6

SHA1
f399263ca9a053ad6c039e1d5c82f4bfda615bed

SHA256
5ebcb4854fb6e5fb598feb14f2f55fc9e9db9087c6c53723ad245af4696c5c56

SHA512
6a9c9969582eb6e2bc1322874d2508fa7eb93e40dcc6b2992337ba02744207af07d71ce33c1e8b9948cd6481bb3303bcc097ffff45bb6e8ddffe0826749ffe64

Download Submit
memory/1700-49-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2376-26-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-29-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-43-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2376-22-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-18-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-16-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-14-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-28-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2376-20-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2384-31-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-30-0x00000000000C0000-0x000000000012D000-memory.dmp

Filesize
436KB

Download
memory/2384-41-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-50-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-36-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-35-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-34-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-32-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2384-33-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2612-138-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2612-100-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2860-37-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2860-1-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/2860-13-0x00000000094E0000-0x0000000009550000-memory.dmp

Filesize
448KB

Download
memory/2860-12-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2860-40-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2860-8-0x0000000000230000-0x0000000000294000-memory.dmp

Filesize
400KB

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memory/2860-45-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

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memory/2896-11-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

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