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skcertservicesetup.exe

7-Zip

KOSCOM CORP.

This is a setup and installation application. The file has been seen being downloaded from kun.db.nu and multiple other hosts.
Publisher:
Igor Pavlov  (signed by KOSCOM CORP.)

Product:
7-Zip

Description:
7z Setup SFX

Version:
9.20

MD5:
db0c57d6f9a2a6248e644cd4bd686f88

SHA-1:
87215ef06f5bcedc24a5af0ec377890369be8708

SHA-256:
1960dbaf3dfad2029dde686fba74f428c38feb0296616cc10f3a6b0205f6c62a

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
5/13/2024 8:38:06 PM UTC  (today)

File size:
5.2 MB (5,423,360 bytes)

Product version:
9.20

Copyright:
Copyright (c) 1999-2010 Igor Pavlov

Original file name:
7zS.sfx.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\skcertservicesetup.exe

Digital Signature
Signed by:
KOSCOM CORP.

Authority:
Symantec Corporation

Valid from:
12/21/2015 9:00:00 AM

Valid to:
3/22/2017 8:59:59 AM

Subject:
CN=KOSCOM CORP., O=KOSCOM CORP., L=Yeongdeungpo-gu, S=Seoul, C=KR

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
1C9443612A0D4027957B1CC8CC92E711

File PE Metadata
Compilation timestamp:
11/19/2010 1:27:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:pddUTC1B47lvkgRWjSM2yVnrNNI3lQrQim3uL9iIlPQIlLmbNHs1KU25O7U0qZvQ:pddaC1pM2VnrgZimylPQM0HgKsIVvwN9

Entry address:
0x1373C

Entry point:
55, 8B, EC, 6A, FF, 68, 28, 69, 41, 00, 68, 36, 37, 41, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 68, 53, 56, 57, 89, 65, E8, 33, DB, 89, 5D, FC, 6A, 02, FF, 15, EC, 60, 41, 00, 59, 83, 0D, 24, C9, 41, 00, FF, 83, 0D, 28, C9, 41, 00, FF, FF, 15, F0, 60, 41, 00, 8B, 0D, 14, A9, 41, 00, 89, 08, FF, 15, F4, 60, 41, 00, 8B, 0D, 10, A9, 41, 00, 89, 08, A1, F8, 60, 41, 00, 8B, 00, A3, 20, C9, 41, 00, E8, E0, 5E, FF, FF, 39, 1D, 00, A7, 41, 00, 75, 0C, 68, C4, 38, 41, 00, FF, 15, FC, 60...
 
[+]

Entropy:
7.9973

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
81 KB (82,944 bytes)

The file skcertservicesetup.exe has been seen being distributed by the following 3 URLs.

http://kun.db.nu/common/security/KOSInstaller/.../SKCertServiceSetup.exe

http://kun-5.db.nu/common/security/KOSInstaller/.../SKCertServiceSetup.exe

http://kun-6.db.nu/common/security/KOSInstaller/.../SKCertServiceSetup.exe

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