34fa20ddcc09c318d3a0ec37f7c0616dac7851490a4a6057e015a93806248a31

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 13:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

21a7de03e23aa1d69a1e07deae33d88f.exe
Size

122KB
MD5

21a7de03e23aa1d69a1e07deae33d88f
SHA1

7fe8e6e7dba3f81749150e6c91201af87912b53e
SHA256

34fa20ddcc09c318d3a0ec37f7c0616dac7851490a4a6057e015a93806248a31
SHA512

aa3fcc7faad39d98367b12243502acb2f56f532639d2f88bb39449caca3ca35a422b025b0e24e4308aeb87428f401ac19f30514001f2f7ce143ef84d05dbc68e
SSDEEP

3072:LYP2XerzhOUxu/XUtauE8zXRzL9SYAa5uqj:Lu2urzh9xu/XkauJzXRXXA0uC

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2116	actualizacion.exe

Loads dropped DLL 4 IoCs

pid	Process
2088	21a7de03e23aa1d69a1e07deae33d88f.exe
2116	actualizacion.exe
2116	actualizacion.exe
2116	actualizacion.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2116	actualizacion.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28
PID 2088 wrote to memory of 2116	2088	21a7de03e23aa1d69a1e07deae33d88f.exe	28

C:\Users\Admin\AppData\Local\Temp\21a7de03e23aa1d69a1e07deae33d88f.exe
"C:\Users\Admin\AppData\Local\Temp\21a7de03e23aa1d69a1e07deae33d88f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2088
- C:\sintia_update\actualizacion.exe
  "C:\sintia_update\actualizacion.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:2116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\sintia_update\data.ini

Filesize
82B

MD5
d8e94d87003b01d04967411f8c989a4a

SHA1
265cdcf370bc6c55903687dce37fae0fca289952

SHA256
d7517b5492f693f71d529dcd94bfd5d2a371f61f7787d73eb1de470cf3023f2e

SHA512
96dec75df8d37fba3682a3a742d3f10d99d60e572f4088607ca52357ea9e966907f99b02591958718404def5ce554887f390034f9600246a9061156b87f4e24a

Download Submit
C:\sintia_update\data\actualPlanillas.ini

Filesize
5KB

MD5
583a63ef90b9f23c2146c9d7d4d64fcc

SHA1
e7fdadab4143b51d81c68170dd1a494daac73e31

SHA256
72b96f1624f789b467c768c40c4e24087a36e3b2593af45a4a083815ce558d9f

SHA512
3b4d9e609944384f17f39c3e4f156c52bf7337ed72db4a182e2fc68a10e3d300acf6bc8933073e642527b718465364ba7d7cb33db358a86d2ff74b11e658afb9

Download Submit
\sintia_update\Actualizacion.exe

Filesize
96KB

MD5
5470f03c4bcaec5a53e70a427ca36e78

SHA1
49f83fbc3cbf2d2f74ddae6b3b3768996762f9b2

SHA256
f298bcac70ae491e164085ae4f02ef92417565f448ec8386395af61a5ed5f3f1

SHA512
8a97c6cc48a9ddad08f84396dde34437f926a44d740cb2b72d74344fe10968c28cb8195f9809d8d0b93b3eae4a49d455ce1184fbe465d8f508953fd1bebbc0f8

Download Submit