mylobot | dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c

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

C2

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
2196	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1388	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.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-1-5-21-2593460650-190333679-3676257533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{E964A778-FCFD-C996-A789-A4063F57E1B9} = "c:\\programdata\\{75748F48-D4CD-5586-A789-A4063F57E1B9}\\d8cb5fd7.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3696 set thread context of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023c5c-3.dat	upx
behavioral2/memory/1388-4-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1388-7-0x0000000000400000-0x0000000000464000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3384	1388	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 4 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	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

Checks SCSI registry key(s) 3 TTPs 2 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000_Classes\CLSID\{2F51A8B5-F330-0FA3-A789-A4063F57E1B9}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000_Classes\CLSID\{75748F4B-D4CE-5586-A789-A4063F57E1B9}	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000_Classes\CLSID\{75748F4B-D4CE-5586-A789-A4063F57E1B9}\ = "1741253079"	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
2196	svchost.exe
2196	svchost.exe
2196	svchost.exe
2196	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 1388	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	86
PID 3696 wrote to memory of 1388	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	86
PID 3696 wrote to memory of 1388	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	86
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 3696 wrote to memory of 912	3696	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	95
PID 912 wrote to memory of 2196	912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	96
PID 912 wrote to memory of 2196	912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	96
PID 912 wrote to memory of 2196	912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	96
PID 912 wrote to memory of 2196	912	dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe	96
PID 2196 wrote to memory of 3696	2196	svchost.exe	85
PID 2196 wrote to memory of 3696	2196	svchost.exe	85
PID 2196 wrote to memory of 4228	2196	svchost.exe	97
PID 2196 wrote to memory of 4228	2196	svchost.exe	97
PID 2196 wrote to memory of 4228	2196	svchost.exe	97
PID 2196 wrote to memory of 4228	2196	svchost.exe	97
PID 2196 wrote to memory of 4228	2196	svchost.exe	97

C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
"C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3696
- C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe
  C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1cmgr.exe
  2⤵
  - Executes dropped EXE
  PID:1388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 264
    3⤵
    - Program crash
    PID:3384
- C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe
  "C:\Users\Admin\AppData\Local\Temp\dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:912
- - 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:2196
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1388 -ip 1388
1⤵
PID:3080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\{75748F48-D4CD-5586-A789-A4063F57E1B9}\d8cb5fd7.exe

Filesize
433KB

MD5
da3f172a4088d16c071588f696723251

SHA1
d3709b49bad46474bb59b4586d776f0a286ef82c

SHA256
dba63f52491136cfecae3373b4b244fc0049f116a7f27bc2c9e7da39fa0c5c1c

SHA512
a81714b5f58265502cd6a0923f0af91d9ac6d78e7bc46344ad9235530210ad33f99820d0749aa990073f7b0681d915a4b827d6260865a261b1c54c3b880ba523

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

Filesize
169KB

MD5
3ae66d7851b7dea6af21dda94b853ed6

SHA1
f399263ca9a053ad6c039e1d5c82f4bfda615bed

SHA256
5ebcb4854fb6e5fb598feb14f2f55fc9e9db9087c6c53723ad245af4696c5c56

SHA512
6a9c9969582eb6e2bc1322874d2508fa7eb93e40dcc6b2992337ba02744207af07d71ce33c1e8b9948cd6481bb3303bcc097ffff45bb6e8ddffe0826749ffe64

Download Submit
memory/912-10-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/912-23-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/912-12-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/912-11-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/912-9-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1388-7-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1388-6-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/1388-4-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2196-17-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-13-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-14-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-15-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-18-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-27-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-22-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/2196-16-0x0000000000AD0000-0x0000000000AFC000-memory.dmp

Filesize
176KB

Download
memory/3696-8-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3696-21-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/3696-25-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/3696-0-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/4228-26-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads