Overview
overview
7Static
static
76a37efdff3...18.exe
windows7-x64
76a37efdff3...18.exe
windows10-2004-x64
7$PLUGINSDI...er.exe
windows7-x64
7$PLUGINSDI...er.exe
windows10-2004-x64
7$PLUGINSDI...BI.exe
windows7-x64
3$PLUGINSDI...BI.exe
windows10-2004-x64
3$PLUGINSDI...cc.exe
windows7-x64
7$PLUGINSDI...cc.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ed.htm
windows7-x64
1$PLUGINSDI...ed.htm
windows10-2004-x64
1$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...lp.dll
windows7-x64
1$PLUGINSDI...lp.dll
windows10-2004-x64
1$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...os.dll
windows7-x64
3$PLUGINSDI...os.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$PLUGINSDI...ay.dll
windows7-x64
7$PLUGINSDI...ay.dll
windows10-2004-x64
7$PLUGINSDI...te.exe
windows7-x64
7$PLUGINSDI...te.exe
windows10-2004-x64
7$PLUGINSDI...st.dll
windows7-x64
1$PLUGINSDI...st.dll
windows10-2004-x64
3$PLUGINSDIR/xml.dll
windows7-x64
3$PLUGINSDIR/xml.dll
windows10-2004-x64
3Analysis
-
max time kernel
133s -
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
23-05-2024 07:38
Behavioral task
behavioral1
Sample
6a37efdff304091d8c708f2ae57be4ed_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
6a37efdff304091d8c708f2ae57be4ed_JaffaCakes118.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/$_354_/ProxyInstaller.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/$_354_/ProxyInstaller.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/$_355_/BI.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/$_355_/BI.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/$_356_/DownloadAcc.exe
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/$_356_/DownloadAcc.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/BunndleOfferManager.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/BunndleOfferManager.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/Failed.htm
Resource
win7-20240508-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/Failed.htm
Resource
win10v2004-20240426-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/FirefoxHandler.dll
Resource
win7-20240215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/FirefoxHandler.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/OCSetupHlp.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/OCSetupHlp.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/execDos.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/execDos.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsArray.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/nsArray.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/wajam_validate.exe
Resource
win7-20240419-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/wajam_validate.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/webapphost.dll
Resource
win7-20231129-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/webapphost.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/xml.dll
Resource
win7-20240508-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/xml.dll
Resource
win10v2004-20240508-en
General
-
Target
$PLUGINSDIR/OCSetupHlp.dll
-
Size
842KB
-
MD5
5b8d0d2cd9d60412262f166e15357961
-
SHA1
cab78c31f513d1f2bf43205af88a3bbfab11b1ca
-
SHA256
2c028b33da28063270a7c4f7f8affafdea63a766627178cb166253f14f3a4c4e
-
SHA512
e4a05b5479c1b9edc49d36356e1a7e212cc100f11d600bae8d6303a6c1e1ed329c10eaa1d5228860d3a7999147bc8c920c07f3acaf197f1b8df955a583c7230f
-
SSDEEP
12288:b+wnK6z+X9XgFnDgQlOpmtZkYZYiWRREaQDEK/8MoSTLyrQCT30:iTdwZDgQ4p2ZkCYHtQIK/8M7TLyrQe0
Malware Config
Signatures
-
Modifies registry class 10 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\OCSetupHlp.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\ = "OCVBValidateLib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\HELPDIR regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
regsvr32.exedescription pid process target process PID 1772 wrote to memory of 1656 1772 regsvr32.exe regsvr32.exe PID 1772 wrote to memory of 1656 1772 regsvr32.exe regsvr32.exe PID 1772 wrote to memory of 1656 1772 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OCSetupHlp.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OCSetupHlp.dll2⤵
- Modifies registry class
-
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=3756,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:81⤵