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instalar_folha.exe

Copan Informática

The executable instalar_folha.exe, “Folha de Pagamento Setup ” has been detected as malware by 3 anti-virus scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from multicopan.tempsite.ws.
Publisher:
Copan Informática

Description:
Folha de Pagamento Setup

MD5:
18a1690af231b5f3afbde7906c724e88

SHA-1:
1810604ca196235eb33746382cfa4a03063726e6

SHA-256:
291d7605c8606597798c43633fc6ba5bb5ddb0966bb8947d06b02e09f7f5fbe8

Scanner detections:
3 / 68

Status:
Malware

Analysis date:
12/25/2024 6:38:43 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
W32/Virut.Gen
7.11.30.172

Dr.Web
infected with BackDoor.Infector.133
9.0.1.05190

NANO AntiVirus
Trojan.Win32.Infector.dmgkts
0.30.26.4437

File size:
6.1 MB (6,350,659 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
English (United States)

Common path:
C:\users\{user}\downloads\instalar_folha.exe

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
196608:amOPaQCcHChTs0Mr588uATp9Th63oXTqVneloL:aNI7IhxuAHw3WLw

Entry address:
0x9A54

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 72, 96, FF, FF, E8, 79, A8, FF, FF, E8, A4, CA, FF, FF, E8, EB, CA, FF, FF, E8, 12, F3, FF, FF, E8, 79, F4, FF, FF, 33, C0, 55, 68, 02, A1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, CB, A0, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 9B, FE, FF, FF, E8, 06, FA, FF, FF, 8D, 55, F0, 33, C0, E8, B0, D0, FF, FF, 8B, 55, F0, B8, E4, CD, 40, 00, E8, 23, 97, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, E4, CD, 40, 00, B2, 01, B8...
 
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Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36.5 KB (37,376 bytes)

The file instalar_folha.exe has been seen being distributed by the following URL.

http://multicopan.tempsite.ws//.../Instalar_Folha.exe

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