mylobot | f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57

Analysis

max time kernel
147s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2023, 02:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe
Size

176KB
MD5

d9eddda7d5612d8d06f776ad3a7b02d8
SHA1

6668d5182ead5ae508ad9b88315ad5c05ead300f
SHA256

f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57
SHA512

01f35c458b8a5c6e3fbc81650877a328142875eac9200404c426c2e7419b2e5cae0ad70591e3ee615902cba9587aac7c7aebeb4d6edbd258c0f631ff525f7e07
SSDEEP

3072:kf5xz1afMRJnVIQJWafmU+qMoDfHHZOSHq8VNb/wddl1Udze1Wigr+:6hrRJnVPfj1MUfZhHq++nUdze4igi

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

pid	Process
692	vvivravi.exe
1120	vvivravi.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Windows\CurrentVersion\Run	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tmokx = "C:\\Users\\Admin\\AppData\\Roaming\\gcvbcvrc\\vvivravi.exe딀"	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1900 set thread context of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 692 set thread context of 1120	692	vvivravi.exe	92

Checks SCSI registry key(s) 3 TTPs 3 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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1284	taskmgr.exe
Token: SeSystemProfilePrivilege	1284	taskmgr.exe
Token: SeCreateGlobalPrivilege	1284	taskmgr.exe
Token: 33	1284	taskmgr.exe
Token: SeIncBasePriorityPrivilege	1284	taskmgr.exe

Suspicious use of FindShellTrayWindow 41 IoCs

pid	Process
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe

Suspicious use of SendNotifyMessage 41 IoCs

pid	Process
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe
1284	taskmgr.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 1900 wrote to memory of 4132	1900	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	88
PID 4132 wrote to memory of 692	4132	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	89
PID 4132 wrote to memory of 692	4132	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	89
PID 4132 wrote to memory of 692	4132	f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe	89
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 692 wrote to memory of 1120	692	vvivravi.exe	92
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 1120 wrote to memory of 4872	1120	vvivravi.exe	93
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95
PID 4872 wrote to memory of 3680	4872	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe
"C:\Users\Admin\AppData\Local\Temp\f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Users\Admin\AppData\Local\Temp\f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe
  "C:\Users\Admin\AppData\Local\Temp\f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4132
- - C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe
    "C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:692
  - - C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe
      "C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1120
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:4872
      - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        6⤵
        
        PID:3680

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /7
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1284

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe

Filesize
176KB

MD5
d9eddda7d5612d8d06f776ad3a7b02d8

SHA1
6668d5182ead5ae508ad9b88315ad5c05ead300f

SHA256
f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57

SHA512
01f35c458b8a5c6e3fbc81650877a328142875eac9200404c426c2e7419b2e5cae0ad70591e3ee615902cba9587aac7c7aebeb4d6edbd258c0f631ff525f7e07

Download Submit
C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe

Filesize
176KB

MD5
d9eddda7d5612d8d06f776ad3a7b02d8

SHA1
6668d5182ead5ae508ad9b88315ad5c05ead300f

SHA256
f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57

SHA512
01f35c458b8a5c6e3fbc81650877a328142875eac9200404c426c2e7419b2e5cae0ad70591e3ee615902cba9587aac7c7aebeb4d6edbd258c0f631ff525f7e07

Download Submit
C:\Users\Admin\AppData\Roaming\gcvbcvrc\vvivravi.exe

Filesize
176KB

MD5
d9eddda7d5612d8d06f776ad3a7b02d8

SHA1
6668d5182ead5ae508ad9b88315ad5c05ead300f

SHA256
f391d08d54d780a6bd967810caf3d649d1dd538db9232ebd3c4a20ea74476b57

SHA512
01f35c458b8a5c6e3fbc81650877a328142875eac9200404c426c2e7419b2e5cae0ad70591e3ee615902cba9587aac7c7aebeb4d6edbd258c0f631ff525f7e07

Download Submit
memory/1120-151-0x0000000000570000-0x0000000000586000-memory.dmp

Filesize
88KB

Download
memory/1284-192-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-194-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-186-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-187-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-188-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-197-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-193-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-196-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1284-195-0x000002B22F860000-0x000002B22F861000-memory.dmp

Filesize
4KB

Download
memory/1900-133-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/3680-178-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

Filesize
4KB

Download
memory/3680-184-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3680-182-0x00000000012E0000-0x00000000012E1000-memory.dmp

Filesize
4KB

Download
memory/4132-142-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4132-134-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4132-136-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4132-144-0x00000000005C0000-0x00000000005D6000-memory.dmp

Filesize
88KB

Download
memory/4872-149-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download
memory/4872-174-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-172-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-169-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-166-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-165-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-163-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-160-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4872-159-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download
memory/4872-155-0x0000000001570000-0x0000000001571000-memory.dmp

Filesize
4KB

Download
memory/4872-153-0x0000000001550000-0x0000000001565000-memory.dmp

Filesize
84KB

Download
memory/4872-152-0x0000000001550000-0x0000000001565000-memory.dmp

Filesize
84KB

Download
memory/4872-150-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download