Overview
overview
6Static
static
3PECompact2/PEC2.exe
windows7-x64
3PECompact2/PEC2.exe
windows10-2004-x64
3PECompact2/lzma.exe
windows7-x64
1PECompact2/lzma.exe
windows10-2004-x64
3PECompact2...ib.dll
windows7-x64
3PECompact2...ib.dll
windows10-2004-x64
3PECompact2...lz.dll
windows7-x64
3PECompact2...lz.dll
windows10-2004-x64
3PECompact2...py.dll
windows7-x64
3PECompact2...py.dll
windows10-2004-x64
3PECompact2...32.dll
windows7-x64
3PECompact2...32.dll
windows10-2004-x64
3PECompact2...ce.dll
windows7-x64
3PECompact2...ce.dll
windows10-2004-x64
3PECompact2...nv.dll
windows7-x64
3PECompact2...nv.dll
windows10-2004-x64
3PECompact2...g1.dll
windows7-x64
3PECompact2...g1.dll
windows10-2004-x64
3PECompact2...ma.dll
windows7-x64
3PECompact2...ma.dll
windows10-2004-x64
3PECompact2...a2.dll
windows7-x64
3PECompact2...a2.dll
windows10-2004-x64
3PECompact2...ox.dll
windows7-x64
3PECompact2...ox.dll
windows10-2004-x64
3PECompact2...rd.dll
windows7-x64
3PECompact2...rd.dll
windows10-2004-x64
3PECompact2...lt.dll
windows7-x64
3PECompact2...lt.dll
windows10-2004-x64
3Parser2.dll
windows7-x64
3Parser2.dll
windows10-2004-x64
3Parser2.exe
windows7-x64
6Parser2.exe
windows10-2004-x64
6Analysis
-
max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
11-08-2024 04:46
Static task
static1
Behavioral task
behavioral1
Sample
PECompact2/PEC2.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
PECompact2/PEC2.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
PECompact2/lzma.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
PECompact2/lzma.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
PECompact2/pec2codec_aplib.dll
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
PECompact2/pec2codec_aplib.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
PECompact2/pec2codec_brieflz.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
PECompact2/pec2codec_brieflz.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
PECompact2/pec2codec_copy.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
PECompact2/pec2codec_copy.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
PECompact2/pec2codec_crc32.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
PECompact2/pec2codec_crc32.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
PECompact2/pec2codec_ffce.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
PECompact2/pec2codec_ffce.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
PECompact2/pec2codec_inv.dll
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
PECompact2/pec2codec_inv.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
PECompact2/pec2codec_jcalg1.dll
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
PECompact2/pec2codec_jcalg1.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
PECompact2/pec2codec_lzma.dll
Resource
win7-20240729-en
Behavioral task
behavioral20
Sample
PECompact2/pec2codec_lzma.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
PECompact2/pec2codec_lzma2.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
PECompact2/pec2codec_lzma2.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
PECompact2/pec2codec_messagebox.dll
Resource
win7-20240704-en
Behavioral task
behavioral24
Sample
PECompact2/pec2codec_messagebox.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
PECompact2/pec2codec_password.dll
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
PECompact2/pec2codec_password.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
PECompact2/pec2ldr_default.dll
Resource
win7-20240705-en
Behavioral task
behavioral28
Sample
PECompact2/pec2ldr_default.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Parser2.dll
Resource
win7-20240704-en
Behavioral task
behavioral30
Sample
Parser2.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Parser2.exe
Resource
win7-20240708-en
General
-
Target
PECompact2/pec2codec_messagebox.dll
-
Size
7KB
-
MD5
7cf10dfe701eacb9d97fec5da9d8bfe6
-
SHA1
27c56bbad9a875a060a05ec8d6783046b89286b1
-
SHA256
41f7d3bd5ee5a4be615093f0dfbc0381263336215e3fdb620085c37d23c47878
-
SHA512
42a608c3e8a58b2ba66d2fa1191e0d1a19fcf458990da4442fb8cd55a5d647415e2d6b892444e9e22797a605a8061556b36e691a5567663b9c799e6868c219d4
-
SSDEEP
96:hfy0nLw1lYmwNKdawu9gvN/lfiqlOsFh3Oc85qi4XpMnOssFBP9NeiC18SIoBb:hJLw7scygvN/ViqlL4NqXZMnHK6bLJ
Malware Config
Signatures
-
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30 PID 2280 wrote to memory of 1972 2280 rundll32.exe 30
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_messagebox.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_messagebox.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1972
-