Overview
overview
3Static
static
3Duqu.zip
windows7-x64
1Duqu.zip
windows10-2004-x64
1DRVS/DUQU_1
windows7-x64
1DRVS/DUQU_1
windows10-2004-x64
1DRVS/SYS_info.txt
windows7-x64
1DRVS/SYS_info.txt
windows10-2004-x64
1detection/...01.zip
windows7-x64
1detection/...01.zip
windows10-2004-x64
1CalcPNFEntropy.exe
windows7-x64
1CalcPNFEntropy.exe
windows10-2004-x64
1FindDuquRunme.bat
windows7-x64
1FindDuquRunme.bat
windows10-2004-x64
1FindDuquSys.exe
windows7-x64
1FindDuquSys.exe
windows10-2004-x64
1FindDuquTmp.exe
windows7-x64
1FindDuquTmp.exe
windows10-2004-x64
1FindPNFnoINF.exe
windows7-x64
1FindPNFnoINF.exe
windows10-2004-x64
1manual-v1_01.txt
windows7-x64
1manual-v1_01.txt
windows10-2004-x64
1msvcr100.dll
windows7-x64
3msvcr100.dll
windows10-2004-x64
3sources/ca...py.cpp
windows7-x64
3sources/ca...py.cpp
windows10-2004-x64
3sources/common.cpp
windows7-x64
3sources/common.cpp
windows10-2004-x64
3sources/common.h
windows7-x64
3sources/common.h
windows10-2004-x64
3sources/fi...ys.cpp
windows7-x64
3sources/fi...ys.cpp
windows10-2004-x64
3sources/fi...mp.cpp
windows7-x64
3sources/fi...mp.cpp
windows10-2004-x64
3Analysis
-
max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19-01-2024 13:23
Static task
static1
Behavioral task
behavioral1
Sample
Duqu.zip
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Duqu.zip
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
DRVS/DUQU_1
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
DRVS/DUQU_1
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
DRVS/SYS_info.txt
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
DRVS/SYS_info.txt
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
detection/duqudetector-v1_01.zip
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
detection/duqudetector-v1_01.zip
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
CalcPNFEntropy.exe
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
CalcPNFEntropy.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
FindDuquRunme.bat
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
FindDuquRunme.bat
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
FindDuquSys.exe
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
FindDuquSys.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
FindDuquTmp.exe
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
FindDuquTmp.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral17
Sample
FindPNFnoINF.exe
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
FindPNFnoINF.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
manual-v1_01.txt
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
manual-v1_01.txt
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
msvcr100.dll
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
msvcr100.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
sources/calcpnfentropy.cpp
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
sources/calcpnfentropy.cpp
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
sources/common.cpp
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
sources/common.cpp
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
sources/common.h
Resource
win7-20231129-en
Behavioral task
behavioral28
Sample
sources/common.h
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
sources/findduqusys.cpp
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
sources/findduqusys.cpp
Resource
win10v2004-20231222-en
Behavioral task
behavioral31
Sample
sources/findduqutmp.cpp
Resource
win7-20231129-en
Behavioral task
behavioral32
Sample
sources/findduqutmp.cpp
Resource
win10v2004-20231222-en
General
-
Target
msvcr100.dll
-
Size
752KB
-
MD5
67ec459e42d3081dd8fd34356f7cafc1
-
SHA1
1738050616169d5b17b5adac3ff0370b8c642734
-
SHA256
1221a09484964a6f38af5e34ee292b9afefccb3dc6e55435fd3aaf7c235d9067
-
SHA512
9ed1c106df217e0b4e4fbd1f4275486ceba1d8a225d6c7e47b854b0b5e6158135b81be926f51db0ad5c624f9bd1d09282332cf064680dc9f7d287073b9686d33
-
SSDEEP
12288:fQmCy3NeRjkpQmj3oaMtQqjoygfXq3kon9IlbgaOxQdVJJ6j5EBKX8hR5:ImCy3VQs9MtLjTgfa3kon9FaOdEz5
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1524 4384 WerFault.exe 85 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4020 wrote to memory of 4384 4020 rundll32.exe 85 PID 4020 wrote to memory of 4384 4020 rundll32.exe 85 PID 4020 wrote to memory of 4384 4020 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcr100.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcr100.dll,#12⤵PID:4384
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 6083⤵
- Program crash
PID:1524
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4384 -ip 43841⤵PID:4104