lobshot | 15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228

Analysis

max time kernel
161s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2023, 14:15

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General

Target

HVNC.exe
Size

96KB
MD5

9315eb6ecab91d17c13e8e12c850fd1a
SHA1

412eed3de0dd1714b4b27d77dec8d653e6d604cf
SHA256

15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228
SHA512

c41bd3d7df65388927c5d8a46bcaa5d329741c9e690ef26e3a2a03021949a67ddda01c8f50d78b5faff8c0911ffaae33d3cf891de4b8b28360e3c3726827a216
SSDEEP

1536:QX1tIEY/6mS2I4bD7jrFgkfTeXslrYNJJpnPEqQFXB00Gdhp4VjlK+I/QX205eBj:QX1tIM2IOXjdfTeXsirnPgu4PK+Iocc

Score

10^/10

lobshot backdoor persistence

Malware Config

Signatures

Detects Lobshot family 2 IoCs

resource	yara_rule
behavioral2/files/0x000600000002320e-142.dat	family_lobshot
behavioral2/files/0x000600000002320e-143.dat	family_lobshot

Lobshot
Lobshot is a backdoor module written in c++.
backdoor lobshot

Executes dropped EXE 1 IoCs

pid	Process
3028	service.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-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Shell Extension = "C:\\ProgramData\\service.exe"	HVNC.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4016	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4860	HVNC.exe
4860	HVNC.exe
3028	service.exe
3028	service.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 3944	4860	HVNC.exe	85
PID 4860 wrote to memory of 3944	4860	HVNC.exe	85
PID 4860 wrote to memory of 3944	4860	HVNC.exe	85
PID 3944 wrote to memory of 4016	3944	cmd.exe	87
PID 3944 wrote to memory of 4016	3944	cmd.exe	87
PID 3944 wrote to memory of 4016	3944	cmd.exe	87
PID 3944 wrote to memory of 3028	3944	cmd.exe	91
PID 3944 wrote to memory of 3028	3944	cmd.exe	91
PID 3944 wrote to memory of 3028	3944	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\HVNC.exe
"C:\Users\Admin\AppData\Local\Temp\HVNC.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4860
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c (ping 127.0.0.1) & (del /F /Q "C:\Users\Admin\AppData\Local\Temp\HVNC.exe") & (start "" "C:\ProgramData\service.exe")
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3944
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4016
- - C:\ProgramData\service.exe
    "C:\ProgramData\service.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:3028

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

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\cln_log.txt

Filesize
350B

MD5
04a921761cc280693d7814b60318eb9e

SHA1
c30e736670ef0d1af135a4aee00d0f2aff049c2b

SHA256
95e207b1a4f9e2c42c102886f2f848da4385d3c424683a5164cb1e94367c4e51

SHA512
4f5dafb0c05bc1376e4ff92b90907eeeb516a33139efe507f65c114f5100f3a953fee654d9c8728021c5c253d65ed86cc4bdb28167194dbbbad5764214f7fffc

Download Submit
C:\ProgramData\service.exe

Filesize
96KB

MD5
9315eb6ecab91d17c13e8e12c850fd1a

SHA1
412eed3de0dd1714b4b27d77dec8d653e6d604cf

SHA256
15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228

SHA512
c41bd3d7df65388927c5d8a46bcaa5d329741c9e690ef26e3a2a03021949a67ddda01c8f50d78b5faff8c0911ffaae33d3cf891de4b8b28360e3c3726827a216

Download Submit
C:\ProgramData\service.exe

Filesize
96KB

MD5
9315eb6ecab91d17c13e8e12c850fd1a

SHA1
412eed3de0dd1714b4b27d77dec8d653e6d604cf

SHA256
15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228

SHA512
c41bd3d7df65388927c5d8a46bcaa5d329741c9e690ef26e3a2a03021949a67ddda01c8f50d78b5faff8c0911ffaae33d3cf891de4b8b28360e3c3726827a216

Download Submit