d00af7d1aa35864537045299a782f3b010d5fe3a7e40bbe04846a2baa07a93a3

Analysis

max time kernel
144s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 06:00

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General

Target

COTIZACION 19 08 24.exe
Size

800KB
MD5

cd6c90566fe8eb9fedd8aa076b6ff09c
SHA1

1d4da3fee474a088c6c486d4da8c171a60560eb7
SHA256

d00af7d1aa35864537045299a782f3b010d5fe3a7e40bbe04846a2baa07a93a3
SHA512

19d9380a657ae80d41837e7c563f5e350ff27ba5752af62d8c0daddc333e33183967e32e9628b657c25e4d24f21682c9bb21e78de53d0eca360e8249d52c5dc9
SSDEEP

24576:VixC/qaSuEScIMu97Z1umY9lBQwqzAj9sJKu:VciUuEmMiZEmuluXzAj9O

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4640	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	COTIZACION 19 08 24.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 344 set thread context of 1724	344	COTIZACION 19 08 24.exe	101

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	COTIZACION 19 08 24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4640	powershell.exe
4640	powershell.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe
1724	vbc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4640	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 344 wrote to memory of 4640	344	COTIZACION 19 08 24.exe	97
PID 344 wrote to memory of 4640	344	COTIZACION 19 08 24.exe	97
PID 344 wrote to memory of 4640	344	COTIZACION 19 08 24.exe	97
PID 344 wrote to memory of 2848	344	COTIZACION 19 08 24.exe	99
PID 344 wrote to memory of 2848	344	COTIZACION 19 08 24.exe	99
PID 344 wrote to memory of 2848	344	COTIZACION 19 08 24.exe	99
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101
PID 344 wrote to memory of 1724	344	COTIZACION 19 08 24.exe	101

C:\Users\Admin\AppData\Local\Temp\COTIZACION 19 08 24.exe
"C:\Users\Admin\AppData\Local\Temp\COTIZACION 19 08 24.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:344
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JeZLrH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4640
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JeZLrH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB100.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2848
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1724

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

Scripting

T1064

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oz3foinv.vca.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB100.tmp

Filesize
1KB

MD5
c229776f4ace973bb35af46fd9ee498c

SHA1
45e7ec45516e7a54255ee8af693afb3120dcdd54

SHA256
877d45172dddb94e5c9a3037a651f5401107adfff62eedca7da89443ad5a627e

SHA512
dab8a0798d2e928f15e5ce49c7d36d56affc644c62b9e9fbcb773ac4d4874345535a7c49463267fe2ba0ca593b14c3276f59930cb99d750a4102fd4bfbb8493e

Download Submit
memory/344-8-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/344-11-0x0000000008BD0000-0x0000000008C6C000-memory.dmp

Filesize
624KB

Download
memory/344-4-0x00000000051B0000-0x00000000051BA000-memory.dmp

Filesize
40KB

Download
memory/344-5-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/344-6-0x0000000005490000-0x00000000054A2000-memory.dmp

Filesize
72KB

Download
memory/344-7-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/344-27-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/344-9-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/344-10-0x0000000006570000-0x00000000065FE000-memory.dmp

Filesize
568KB

Download
memory/344-3-0x0000000005230000-0x00000000052C2000-memory.dmp

Filesize
584KB

Download
memory/344-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/344-1-0x0000000000740000-0x000000000080E000-memory.dmp

Filesize
824KB

Download
memory/344-2-0x00000000057E0000-0x0000000005D84000-memory.dmp

Filesize
5.6MB

Download
memory/1724-67-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1724-68-0x00000000016D0000-0x0000000001A1A000-memory.dmp

Filesize
3.3MB

Download
memory/1724-69-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1724-22-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4640-24-0x0000000005870000-0x0000000005892000-memory.dmp

Filesize
136KB

Download
memory/4640-54-0x0000000007840000-0x00000000078E3000-memory.dmp

Filesize
652KB

Download
memory/4640-26-0x0000000005AB0000-0x0000000005B16000-memory.dmp

Filesize
408KB

Download
memory/4640-21-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4640-33-0x0000000006280000-0x00000000065D4000-memory.dmp

Filesize
3.3MB

Download
memory/4640-19-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4640-38-0x0000000006840000-0x000000000685E000-memory.dmp

Filesize
120KB

Download
memory/4640-39-0x0000000006DB0000-0x0000000006DFC000-memory.dmp

Filesize
304KB

Download
memory/4640-52-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/4640-42-0x0000000070BB0000-0x0000000070BFC000-memory.dmp

Filesize
304KB

Download
memory/4640-53-0x0000000006E00000-0x0000000006E1E000-memory.dmp

Filesize
120KB

Download
memory/4640-41-0x000000007EFE0000-0x000000007EFF0000-memory.dmp

Filesize
64KB

Download
memory/4640-40-0x0000000007800000-0x0000000007832000-memory.dmp

Filesize
200KB

Download
memory/4640-25-0x0000000005990000-0x00000000059F6000-memory.dmp

Filesize
408KB

Download
memory/4640-56-0x0000000007B70000-0x0000000007B8A000-memory.dmp

Filesize
104KB

Download
memory/4640-55-0x00000000081D0000-0x000000000884A000-memory.dmp

Filesize
6.5MB

Download
memory/4640-57-0x0000000007BE0000-0x0000000007BEA000-memory.dmp

Filesize
40KB

Download
memory/4640-58-0x0000000007DE0000-0x0000000007E76000-memory.dmp

Filesize
600KB

Download
memory/4640-59-0x0000000007D60000-0x0000000007D71000-memory.dmp

Filesize
68KB

Download
memory/4640-60-0x0000000007D90000-0x0000000007D9E000-memory.dmp

Filesize
56KB

Download
memory/4640-61-0x0000000007DA0000-0x0000000007DB4000-memory.dmp

Filesize
80KB

Download
memory/4640-63-0x0000000007E80000-0x0000000007E88000-memory.dmp

Filesize
32KB

Download
memory/4640-62-0x0000000007EA0000-0x0000000007EBA000-memory.dmp

Filesize
104KB

Download
memory/4640-66-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4640-20-0x0000000005B50000-0x0000000006178000-memory.dmp

Filesize
6.2MB

Download
memory/4640-17-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/4640-16-0x0000000002F00000-0x0000000002F36000-memory.dmp

Filesize
216KB

Download