Overview
overview
7Static
static
7927f3a2a97...18.exe
windows7-x64
7927f3a2a97...18.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
7$PLUGINSDI...ll.dll
windows10-2004-x64
7$_1_/Modules/clc.dll
windows7-x64
1$_1_/Modules/clc.dll
windows10-2004-x64
1$_1_/Modules/crm.dll
windows7-x64
1$_1_/Modules/crm.dll
windows10-2004-x64
1$_1_/Modules/wis.dll
windows7-x64
1$_1_/Modules/wis.dll
windows10-2004-x64
1$_1_/RtHelp.exe
windows7-x64
1$_1_/RtHelp.exe
windows10-2004-x64
1$_1_/msvcp110.dll
windows7-x64
3$_1_/msvcp110.dll
windows10-2004-x64
3$_1_/msvcr110.dll
windows7-x64
3$_1_/msvcr110.dll
windows10-2004-x64
3Modules/7z.dll
windows7-x64
1Modules/7z.dll
windows10-2004-x64
3Modules/cdp.dll
windows7-x64
1Modules/cdp.dll
windows10-2004-x64
1Modules/clc.dll
windows7-x64
1Modules/clc.dll
windows10-2004-x64
1Modules/crm.dll
windows7-x64
1Modules/crm.dll
windows10-2004-x64
1Modules/cus.dll
windows7-x64
1Modules/cus.dll
windows10-2004-x64
1Modules/nls.dll
windows7-x64
3Modules/nls.dll
windows10-2004-x64
3Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03/06/2024, 16:46
Behavioral task
behavioral1
Sample
927f3a2a97fc1f038ad605f32a1fb1c0_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
927f3a2a97fc1f038ad605f32a1fb1c0_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UpdHelper.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/UpdHelper.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/md5dll.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/md5dll.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
$_1_/Modules/clc.dll
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$_1_/Modules/clc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$_1_/Modules/crm.dll
Resource
win7-20240508-en
Behavioral task
behavioral12
Sample
$_1_/Modules/crm.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$_1_/Modules/wis.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$_1_/Modules/wis.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
$_1_/RtHelp.exe
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
$_1_/RtHelp.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$_1_/msvcp110.dll
Resource
win7-20240419-en
Behavioral task
behavioral18
Sample
$_1_/msvcp110.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$_1_/msvcr110.dll
Resource
win7-20240215-en
Behavioral task
behavioral20
Sample
$_1_/msvcr110.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
Modules/7z.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Modules/7z.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
Modules/cdp.dll
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
Modules/cdp.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
Modules/clc.dll
Resource
win7-20240508-en
Behavioral task
behavioral26
Sample
Modules/clc.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral27
Sample
Modules/crm.dll
Resource
win7-20240215-en
Behavioral task
behavioral28
Sample
Modules/crm.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral29
Sample
Modules/cus.dll
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
Modules/cus.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral31
Sample
Modules/nls.dll
Resource
win7-20240508-en
Behavioral task
behavioral32
Sample
Modules/nls.dll
Resource
win10v2004-20240508-en
General
-
Target
Modules/nls.dll
-
Size
150KB
-
MD5
f8d4328ec95e1c9c2da90a40afca7fc5
-
SHA1
365f1e0be60f9409a5011ca52ffded27a4958317
-
SHA256
d7f5649ca516c6a6e49adc09d21822e00577638132e88a1e7ffe37fe10cca323
-
SHA512
a3abf56de3f602cbbb64da70102226414c5b87e28577a41f7232f10135b320cf4191da7a10b3d0ed2820775baa2e24c0001b8eacbb035594131f58ee4e313ffe
-
SSDEEP
3072:p/w1bxOjPhv3+aQb4aXY61y+gfztlZQTOLHwwrx:S1bYjZ2aQbzFTktlZQKH1
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2760 2832 WerFault.exe 82 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3600 wrote to memory of 2832 3600 rundll32.exe 82 PID 3600 wrote to memory of 2832 3600 rundll32.exe 82 PID 3600 wrote to memory of 2832 3600 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\nls.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3600 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\nls.dll,#12⤵PID:2832
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 6043⤵
- Program crash
PID:2760
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2832 -ip 28321⤵PID:524