lobshot | 15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228

Analysis

max time kernel
146s
max time network
153s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
21/06/2023, 13:22

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General

Target

04346899.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 3 IoCs

resource	yara_rule
behavioral1/files/0x0008000000014497-62.dat	family_lobshot
behavioral1/files/0x0008000000014497-63.dat	family_lobshot
behavioral1/files/0x0008000000014497-64.dat	family_lobshot

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

Deletes itself 1 IoCs

pid	Process
268	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1864	service.exe

Loads dropped DLL 1 IoCs

pid	Process
268	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3419557010-3639509551-242374962-1000\Software\Microsoft\Windows\CurrentVersion\Run\Shell Extension = "C:\\ProgramData\\service.exe"	04346899.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1420	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1528	04346899.exe
1864	service.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 268	1528	04346899.exe	28
PID 1528 wrote to memory of 268	1528	04346899.exe	28
PID 1528 wrote to memory of 268	1528	04346899.exe	28
PID 1528 wrote to memory of 268	1528	04346899.exe	28
PID 268 wrote to memory of 1420	268	cmd.exe	30
PID 268 wrote to memory of 1420	268	cmd.exe	30
PID 268 wrote to memory of 1420	268	cmd.exe	30
PID 268 wrote to memory of 1420	268	cmd.exe	30
PID 268 wrote to memory of 1864	268	cmd.exe	31
PID 268 wrote to memory of 1864	268	cmd.exe	31
PID 268 wrote to memory of 1864	268	cmd.exe	31
PID 268 wrote to memory of 1864	268	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\04346899.exe
"C:\Users\Admin\AppData\Local\Temp\04346899.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c (ping 127.0.0.1) & (del /F /Q "C:\Users\Admin\AppData\Local\Temp\04346899.exe") & (start "" "C:\ProgramData\service.exe")
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:268
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:1420
- - C:\ProgramData\service.exe
    "C:\ProgramData\service.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1864

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

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
69426ea8a584487310330dee2e5b75a5

SHA1
cc8fd6a60cf52cf65b7fb09f0c6b57a5d5da7e85

SHA256
ec083d7d173c4ec0110811f3f83c58262d0f1aec4461ca1178d1fc147d5a3aea

SHA512
7b0f23640163243a42fa2dc97b7b484415a38b75d2445f167b9b8e7e2054712deb827309bc1129acbb7b9d608bb17440bcd4a8b9e46acc34366e815dc62ed76c

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
\ProgramData\service.exe

Filesize
96KB

MD5
9315eb6ecab91d17c13e8e12c850fd1a

SHA1
412eed3de0dd1714b4b27d77dec8d653e6d604cf

SHA256
15ec54cd2b2605ec8395645fe545204a89ddfe6fef656c98c0578006184d0228

SHA512
c41bd3d7df65388927c5d8a46bcaa5d329741c9e690ef26e3a2a03021949a67ddda01c8f50d78b5faff8c0911ffaae33d3cf891de4b8b28360e3c3726827a216

Download Submit