Overview
overview
7Static
static
730648d1ae8...18.exe
windows7-x64
730648d1ae8...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
125s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
10/05/2024, 18:13
Behavioral task
behavioral1
Sample
30648d1ae860e714f0538b6898d41fc2_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
30648d1ae860e714f0538b6898d41fc2_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UpdHelper.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/UpdHelper.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/md5dll.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/md5dll.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$_1_/Modules/clc.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$_1_/Modules/clc.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$_1_/Modules/crm.dll
Resource
win7-20240508-en
Behavioral task
behavioral12
Sample
$_1_/Modules/crm.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral13
Sample
$_1_/Modules/wis.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$_1_/Modules/wis.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$_1_/RtHelp.exe
Resource
win7-20240220-en
Behavioral task
behavioral16
Sample
$_1_/RtHelp.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
$_1_/msvcp110.dll
Resource
win7-20231129-en
Behavioral task
behavioral18
Sample
$_1_/msvcp110.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$_1_/msvcr110.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
$_1_/msvcr110.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
Modules/7z.dll
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Modules/7z.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
Modules/cdp.dll
Resource
win7-20240215-en
Behavioral task
behavioral24
Sample
Modules/cdp.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
Modules/clc.dll
Resource
win7-20231129-en
Behavioral task
behavioral26
Sample
Modules/clc.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral27
Sample
Modules/crm.dll
Resource
win7-20240508-en
Behavioral task
behavioral28
Sample
Modules/crm.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
Modules/cus.dll
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
Modules/cus.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral31
Sample
Modules/nls.dll
Resource
win7-20240419-en
Behavioral task
behavioral32
Sample
Modules/nls.dll
Resource
win10v2004-20240426-en
General
- Target Modules/cus.dll
- Size 102KB
- Sample240510-wt4h5adf48
- SHA256 efa1abf8a7d331681a20739e362f8a0faec2fb8f8bcc7a7f2e4ba76147fbf4a5
- MD5 afebf92fe3ceb4ad86cb806d6aaa0d7d
- SHA1 1d9e7c4b8c1d938bca48dbb8edb53b6f34522ee4
- SHA512 8c910f690f97200203fc4820d19a70bd51afc5e3bebeafe3107453eb6bc71166b152b3bb2f82586d3e06b9930a1be12daf43434ab763087792e3e468d563b581
- SSDEEP 1536:J7PSVQhAoTtwAjjk2Ve9z7BvFjuJfCv6+LSEYxQcetvch89lVsmU79tjHOCshOi0:JD+807BvFjuJWVVY9ICshOIbZDa
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1528 wrote to memory of 936 1528 rundll32.exe 89 PID 1528 wrote to memory of 936 1528 rundll32.exe 89 PID 1528 wrote to memory of 936 1528 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\cus.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\cus.dll,#12⤵PID:936
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3624,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3984 /prefetch:81⤵PID:2688