a53ec05a1c33d2d78afa7e0b7385a8e60388d19110ba1cf72afa99d295bad315

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 15:13

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General

Target

DEMANDA LABORAL POR ABUSO DE CONFIANZA 01/CiscoSparkLauncher.dll
Size

2.6MB
MD5

e2e01305e938ea378a88658d81c0917f
SHA1

6b3dc7e13347f6fadadc2dbac7d3a3927d9e2aa6
SHA256

29c3c48f4dc84e7179881bc3767546878b2db89d418372f687edbd4a72ef0989
SHA512

5620ea58d2a7da0fe5d352ea1fe82e76ed84c31b2ae97b28a3ab3b25268f21c0a8eef8ca7baa05ab0f2c80a8125fc7e2441065eda11259b1f636be7b3d6c202d
SSDEEP

49152:aGtlqOIU6iJVwASOcO81WPz3qjFr6t1Dt+w+PpmtsHcFhKgwzfQHdPWkpRs6:m+18rcDINHAhKQH8S

Score

4^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1712	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	svchost.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
2456	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe
2968	rundll32.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
472	Process not Found
472	Process not Found

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2464	2968	rundll32.exe	31
PID 2968 wrote to memory of 2464	2968	rundll32.exe	31
PID 2968 wrote to memory of 2464	2968	rundll32.exe	31
PID 2464 wrote to memory of 2456	2464	cmd.exe	33
PID 2464 wrote to memory of 2456	2464	cmd.exe	33
PID 2464 wrote to memory of 2456	2464	cmd.exe	33
PID 2968 wrote to memory of 1712	2968	rundll32.exe	34
PID 2968 wrote to memory of 1712	2968	rundll32.exe	34
PID 2968 wrote to memory of 1712	2968	rundll32.exe	34
PID 2968 wrote to memory of 1712	2968	rundll32.exe	34

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\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 01\CiscoSparkLauncher.dll",#1
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c schtasks /create /tn "l1TC0x" /tr "C:\Users\Admin\AppData\Roaming\rundll32.exe" /sc onlogon /rl highest /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\system32\schtasks.exe
    schtasks /create /tn "l1TC0x" /tr "C:\Users\Admin\AppData\Roaming\rundll32.exe" /sc onlogon /rl highest /f
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2456
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
481KB

MD5
a30283c01840f1a26afe40ae0b576bf8

SHA1
f4568fda687c1720b80ff07a12b38f8d1d6af33c

SHA256
e2a4a7e147898dc2d01f1b4d2892000395f5e43770a25ecdb170bb185ac0477a

SHA512
8fc5de3c634032f57cebf8f7967ecca0952a37e5c949f34cc208f7734a6162e8276699de1b4501ba196170468b4ef472002db09dc3fcee072e66ff3477a24c54

Download Submit
memory/2968-0-0x0000000002700000-0x0000000002D22000-memory.dmp

Filesize
6.1MB

Download
memory/2968-21-0x0000000068840000-0x0000000068F29000-memory.dmp

Filesize
6.9MB

Download