Overview
overview
8Static
static
78f36dde1cc...0N.exe
windows7-x64
88f36dde1cc...0N.exe
windows10-2004-x64
8$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
7$PLUGINSDI...ll.dll
windows10-2004-x64
7$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$TEMP/$_85...pp.dll
windows7-x64
3$TEMP/$_85...pp.dll
windows10-2004-x64
3FireFox/bootstrap.js
windows7-x64
3FireFox/bootstrap.js
windows10-2004-x64
3FireFox/co...p.html
windows7-x64
3FireFox/co...p.html
windows10-2004-x64
3FireFox/co...uid.js
windows7-x64
3FireFox/co...uid.js
windows10-2004-x64
3Modules/7z.dll
windows7-x64
3Modules/7z.dll
windows10-2004-x64
3Modules/ArSp.dll
windows7-x64
3Modules/ArSp.dll
windows10-2004-x64
3Modules/BdUdr.dll
windows7-x64
3Modules/BdUdr.dll
windows10-2004-x64
3Modules/BrSp.dll
windows7-x64
3Modules/BrSp.dll
windows10-2004-x64
3Modules/CdPrc.dll
windows7-x64
3Modules/CdPrc.dll
windows10-2004-x64
3Modules/Core.dll
windows7-x64
3Modules/Core.dll
windows10-2004-x64
3Analysis
-
max time kernel
106s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 13:36
Behavioral task
behavioral1
Sample
8f36dde1cc56c41c6bf0da63a023acf0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
8f36dde1cc56c41c6bf0da63a023acf0N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/md5dll.dll
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/md5dll.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$TEMP/$_85_/InstSupp.dll
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
$TEMP/$_85_/InstSupp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
FireFox/bootstrap.js
Resource
win7-20240705-en
Behavioral task
behavioral16
Sample
FireFox/bootstrap.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
FireFox/content/html/popup.html
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
FireFox/content/html/popup.html
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
FireFox/content/js/uid.js
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
FireFox/content/js/uid.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
Modules/7z.dll
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
Modules/7z.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
Modules/ArSp.dll
Resource
win7-20240729-en
Behavioral task
behavioral24
Sample
Modules/ArSp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
Modules/BdUdr.dll
Resource
win7-20240708-en
Behavioral task
behavioral26
Sample
Modules/BdUdr.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
Modules/BrSp.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
Modules/BrSp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Modules/CdPrc.dll
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
Modules/CdPrc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Modules/Core.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
Modules/Core.dll
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/md5dll.dll
-
Size
6KB
-
MD5
7059f133ea2316b9e7e39094a52a8c34
-
SHA1
ee9f1487c8152d8c42fecf2efb8ed1db68395802
-
SHA256
32c3d36f38e7e8a8bafd4a53663203ef24a10431bda16af9e353c7d5d108610f
-
SHA512
9115986754a74d3084dd18018e757d3b281a2c2fde48c73b71dba882e13bd9b2ded0e6e7f45dc5b019e6d53d086090ccb06e18e6efeec091f655a128510cbe51
-
SSDEEP
96:5mArJv6F3TqDmgK4ghEin1US36eHQZDUDgGogZcko5Nt4AMP:5XJ63LhR6inZ6dsgZkKQT
Malware Config
Signatures
-
ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral10/memory/4036-0-0x0000000010000000-0x000000001000A000-memory.dmp acprotect behavioral10/memory/4036-1-0x0000000010000000-0x000000001000A000-memory.dmp acprotect -
resource yara_rule behavioral10/memory/4036-0-0x0000000010000000-0x000000001000A000-memory.dmp upx behavioral10/memory/4036-1-0x0000000010000000-0x000000001000A000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2860 4036 WerFault.exe 83 -
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 3 IoCs
description pid Process procid_target PID 4376 wrote to memory of 4036 4376 rundll32.exe 83 PID 4376 wrote to memory of 4036 4376 rundll32.exe 83 PID 4376 wrote to memory of 4036 4376 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4036 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4036 -s 6003⤵
- Program crash
PID:2860
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4036 -ip 40361⤵PID:2988