Analysis
-
max time kernel
127s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 08:12
Behavioral task
behavioral1
Sample
ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe
Resource
win7-20241010-en
windows7-x64
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
16 signatures
150 seconds
General
-
Target
ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe
-
Size
678KB
-
MD5
ff1b2e9d3e7af50b302b090a15d15c76
-
SHA1
3bae4caa7c4ecca659aec342472fe49b3c0b2131
-
SHA256
a25c0227728878c386ab6dba139976cb10e853dd3cd1eb3623f236ee8e1df212
-
SHA512
d3527aa4e7d4a8fbd0565ea8c0d26dc7e9ff0f294efa5260b9e964e5943782eb697b964cb684ad9008a717b93cfd120ec1337acb0ecbefef0931313f7b88e881
-
SSDEEP
12288:cPJ4U0TYQivI2qZ7aSgLwkFVpzUvest4ZEbjJLuvJVoM7:JzTYVQ2qZ7aSgLwuVfstRJLAYM
Malware Config
Extracted
Path
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Recovery_Instructions.html
Ransom Note
<html>
<style type="text/css">
body {
background-color: #f5f5f5;
}
h1, h3{
text-align: center;
text-transform: uppercase;
font-weight: normal;
}
/*---*/
.tabs1{
display: block;
margin: auto;
}
.tabs1 .head{
text-align: center;
float: top;
padding: 0px;
text-transform: uppercase;
font-weight: normal;
display: block;
background: #81bef7;
color: #DF0101;
font-size: 30px;
}
.tabs1 .identi {
font-size: 10px;
text-align: center;
float: top;
padding: 15px;
display: block;
background: #81bef7;
color: #DFDFDF;
}
.tabs .content {
background: #f5f5f5;
/*text-align: center;*/
color: #000000;
padding: 25px 15px;
font-size: 15px;
font-weight: 400;
line-height: 20px; }
.tabs .content a {
color: #df0130;
font-size: 23px;
font-style: italic;
text-decoration: none;
line-height: 35px; }
.tabs .content .text{
padding: 25px;
line-height: 1.2;
}
</style>
<body>
<div class="tabs1">
<div class="head" ><b>Your personal ID:</b></div>
<div class="identi">
<span style="width:1000px; color: #ffffff; font-size: 10px;">FB62B9224DB5BE15ECFC8AE3EBE52EA39A5149A30776D093B8B3D72BC28B016A39B1FD3023F2BE42DCA2555B2B5377DE94F20A5A884EDBCF73DBCB38944C9325<br>8D8E60E979999024A7D268B02A733FE6FC1C3585D7442C60103280F5F6D0F7133E6FB8CE69DBC3DDEF3C82C3FE00801F6A651AAE011741ADF6021CB92640<br>789E6A2C62966137D201B388B500D323D13B37CE062FB0E3B06DD322B4893EF6319E548719AC638B271C1FCC49270148DC0C0A880CFCEE13CB2D8409818D<br>ED4251AC611DFDB691CEB539AFC3D8C8E2E1B2885B3D92DEB66FC7BEFBED59CBC9C50E0114D8B5B8505A3AA867D7E33090A2780103DD6ECD0F1D66EC81F3<br>926018D0157DC3ABC0D23E1AFF265225A680E7216EFCA88ED14C04229ADA6D8575FC5DBAA8929B66A2B5439EB5525D75EFE411340F01D68312424D7E7313<br>241E23139C7D327B745CBBF8A7E94EBCAE3A9F62704BB68CC5C623296652F9BA8DE497975E65602C138E76829736CB450E3A0F56C1F9749D7BB992AD271F<br>497ABAD4514DBF825998B6D6B22E65F45FC9538CD09E34CDA0EE1FEC472E75FD02A567F37F76688C43E2269661B7B45A12F3F28D123B66D8F080AAC3E15A<br>2CB6F2B7B770372E046BC354F94C6C0D472B831D9353491F4130E58548304C51A764BEDD77EFF992FACC6452939CF4E271C59D6ED80072FA90D04F419875<br>710D41923DC01F949DD541BE5A7A</span> <br>
<!-- !!! dont changing this !!! -->
</div>
</div>
<!-- -->
<div class="tabs">
<!--tab-->
<div class="tab">
<div id="tab-content1" class="content">
<div class="text">
<!--text data -->
<b>/!\ YOUR COMPANY NETWORK HAS BEEN PENETRATED /!\</b><br>
<b>All your important files have been encrypted!</b><br><br>
<hr>
Your files are safe! Only modified. (RSA+AES)<br><br>
ANY ATTEMPT TO RESTORE YOUR FILES WITH THIRD-PARTY SOFTWARE<br>
WILL PERMANENTLY CORRUPT IT.<br>
DO NOT MODIFY ENCRYPTED FILES.<br>
DO NOT RENAME ENCRYPTED FILES.<br><br>
No software available on internet can help you. We are the only ones able to<br>
solve your problem.<br><br>
We gathered highly confidential/personal data. These data are currently stored on<br>
a private server. This server will be immediately destroyed after your payment.<br>
If you decide to not pay, we will release your data to public or re-seller.<br>
So you can expect your data to be publicly available in the near future..<br><br>
We only seek money and our goal is not to damage your reputation or prevent<br>
your business from running.<br><br>
You will can send us 2-3 non-important files and we will decrypt it for free<br>
to prove we are able to give your files back.<br><br>
<!--text data -->
<hr>
<b>Contact us for price and get decryption software.</b><br><br>
<a>http://gvlay6u4g53rxdi5.onion/21-aRlswZwdaPLiH2ghcD7Rh6wuGgFv0BGV-YuTRVhJcNJYxC5ricNA4SZh4gE0Vch9h</a><br>
* Note that this server is available via Tor browser only<br><br>
Follow the instructions to open the link:<br>
1. Type the addres "https://www.torproject.org" in your Internet browser. It opens the Tor site.<br>
2. Press "Download Tor", then press "Download Tor Browser Bundle", install and run it.<br>
3. Now you have Tor browser. In the Tor Browser open "{{URL}}". <br>
4. Start a chat and follow the further instructions. <br><br>
<hr>
<b>If you can not use the above link, use the email:</b><br>
<a href="[email protected]">[email protected]</a>
<br><a href="[email protected]">[email protected]</a>
<br>
<b>* To contact us, create a new mail on the site:</b> <a href="https://protonmail.com">protonmail.com<br> <hr>
<b>Make contact as soon as possible. Your private key (decryption key) <br>
is only stored temporarily.<br><br>
IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br>
</div>
</div>
</div>
<!--tab-->
<!--text data -->
</div>
</div>
<!--tab-->
</div>
</div>
</body>
</html>
Emails
Signatures
-
MedusaLocker
Ransomware with several variants first seen in September 2019.
-
MedusaLocker payload 1 IoCs
resource yara_rule behavioral1/files/0x000c000000012262-589.dat family_medusalocker -
Medusalocker family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (189) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Executes dropped EXE 1 IoCs
pid Process 2844 svhost.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\O: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\Q: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\R: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\T: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\V: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\F: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\G: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\J: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\M: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\E: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\L: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\S: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\W: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\X: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\Z: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\B: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\H: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\I: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\K: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\P: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\U: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\Y: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe File opened (read-only) \??\A: ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 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 vssadmin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vssadmin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vssadmin.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmic.exe -
Interacts with shadow copies 3 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 832 vssadmin.exe 2452 vssadmin.exe 2904 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeBackupPrivilege 2500 vssvc.exe Token: SeRestorePrivilege 2500 vssvc.exe Token: SeAuditPrivilege 2500 vssvc.exe Token: SeIncreaseQuotaPrivilege 2124 wmic.exe Token: SeSecurityPrivilege 2124 wmic.exe Token: SeTakeOwnershipPrivilege 2124 wmic.exe Token: SeLoadDriverPrivilege 2124 wmic.exe Token: SeSystemProfilePrivilege 2124 wmic.exe Token: SeSystemtimePrivilege 2124 wmic.exe Token: SeProfSingleProcessPrivilege 2124 wmic.exe Token: SeIncBasePriorityPrivilege 2124 wmic.exe Token: SeCreatePagefilePrivilege 2124 wmic.exe Token: SeBackupPrivilege 2124 wmic.exe Token: SeRestorePrivilege 2124 wmic.exe Token: SeShutdownPrivilege 2124 wmic.exe Token: SeDebugPrivilege 2124 wmic.exe Token: SeSystemEnvironmentPrivilege 2124 wmic.exe Token: SeRemoteShutdownPrivilege 2124 wmic.exe Token: SeUndockPrivilege 2124 wmic.exe Token: SeManageVolumePrivilege 2124 wmic.exe Token: 33 2124 wmic.exe Token: 34 2124 wmic.exe Token: 35 2124 wmic.exe Token: SeIncreaseQuotaPrivilege 2780 wmic.exe Token: SeSecurityPrivilege 2780 wmic.exe Token: SeTakeOwnershipPrivilege 2780 wmic.exe Token: SeLoadDriverPrivilege 2780 wmic.exe Token: SeSystemProfilePrivilege 2780 wmic.exe Token: SeSystemtimePrivilege 2780 wmic.exe Token: SeProfSingleProcessPrivilege 2780 wmic.exe Token: SeIncBasePriorityPrivilege 2780 wmic.exe Token: SeCreatePagefilePrivilege 2780 wmic.exe Token: SeBackupPrivilege 2780 wmic.exe Token: SeRestorePrivilege 2780 wmic.exe Token: SeShutdownPrivilege 2780 wmic.exe Token: SeDebugPrivilege 2780 wmic.exe Token: SeSystemEnvironmentPrivilege 2780 wmic.exe Token: SeRemoteShutdownPrivilege 2780 wmic.exe Token: SeUndockPrivilege 2780 wmic.exe Token: SeManageVolumePrivilege 2780 wmic.exe Token: 33 2780 wmic.exe Token: 34 2780 wmic.exe Token: 35 2780 wmic.exe Token: SeIncreaseQuotaPrivilege 2876 wmic.exe Token: SeSecurityPrivilege 2876 wmic.exe Token: SeTakeOwnershipPrivilege 2876 wmic.exe Token: SeLoadDriverPrivilege 2876 wmic.exe Token: SeSystemProfilePrivilege 2876 wmic.exe Token: SeSystemtimePrivilege 2876 wmic.exe Token: SeProfSingleProcessPrivilege 2876 wmic.exe Token: SeIncBasePriorityPrivilege 2876 wmic.exe Token: SeCreatePagefilePrivilege 2876 wmic.exe Token: SeBackupPrivilege 2876 wmic.exe Token: SeRestorePrivilege 2876 wmic.exe Token: SeShutdownPrivilege 2876 wmic.exe Token: SeDebugPrivilege 2876 wmic.exe Token: SeSystemEnvironmentPrivilege 2876 wmic.exe Token: SeRemoteShutdownPrivilege 2876 wmic.exe Token: SeUndockPrivilege 2876 wmic.exe Token: SeManageVolumePrivilege 2876 wmic.exe Token: 33 2876 wmic.exe Token: 34 2876 wmic.exe Token: 35 2876 wmic.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2368 wrote to memory of 832 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 30 PID 2368 wrote to memory of 832 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 30 PID 2368 wrote to memory of 832 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 30 PID 2368 wrote to memory of 832 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 30 PID 2368 wrote to memory of 2124 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 33 PID 2368 wrote to memory of 2124 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 33 PID 2368 wrote to memory of 2124 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 33 PID 2368 wrote to memory of 2124 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 33 PID 2368 wrote to memory of 2452 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 35 PID 2368 wrote to memory of 2452 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 35 PID 2368 wrote to memory of 2452 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 35 PID 2368 wrote to memory of 2452 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 35 PID 2368 wrote to memory of 2780 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 37 PID 2368 wrote to memory of 2780 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 37 PID 2368 wrote to memory of 2780 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 37 PID 2368 wrote to memory of 2780 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 37 PID 2368 wrote to memory of 2904 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 39 PID 2368 wrote to memory of 2904 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 39 PID 2368 wrote to memory of 2904 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 39 PID 2368 wrote to memory of 2904 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 39 PID 2368 wrote to memory of 2876 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 41 PID 2368 wrote to memory of 2876 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 41 PID 2368 wrote to memory of 2876 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 41 PID 2368 wrote to memory of 2876 2368 ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe 41 PID 2660 wrote to memory of 2844 2660 taskeng.exe 46 PID 2660 wrote to memory of 2844 2660 taskeng.exe 46 PID 2660 wrote to memory of 2844 2660 taskeng.exe 46 PID 2660 wrote to memory of 2844 2660 taskeng.exe 46 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ff1b2e9d3e7af50b302b090a15d15c76_JaffaCakes118.exe"1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2368 -
C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- System Location Discovery: System Language Discovery
- Interacts with shadow copies
PID:832
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2124
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- System Location Discovery: System Language Discovery
- Interacts with shadow copies
PID:2452
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2780
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- System Location Discovery: System Language Discovery
- Interacts with shadow copies
PID:2904
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2876
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2500
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C:\Windows\system32\taskeng.exetaskeng.exe {2F362105-FEA1-44B1-8AC6-B3CC2F6E39E5} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe2⤵
- Executes dropped EXE
PID:2844
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1Impair Defenses
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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Filesize
4KB
MD5006f2ec261ada793ac7d89d02409cbae
SHA1564631f0c3f85aeb637306fd8dd8afda07748d23
SHA2569b58965b1d1fc2cdff4be1e493e0af3aabe9d1eaacc306754a80fec764277a7e
SHA512a3d35b8eebf37c78ba45ae74e6281b33ed6521c7f84c89d864680b50f3c77054f6e78981dc755ba9e130aa5b2c055ecd6a764690d3d4d81af8c61e60bf5f9c27
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Filesize
678KB
MD5ff1b2e9d3e7af50b302b090a15d15c76
SHA13bae4caa7c4ecca659aec342472fe49b3c0b2131
SHA256a25c0227728878c386ab6dba139976cb10e853dd3cd1eb3623f236ee8e1df212
SHA512d3527aa4e7d4a8fbd0565ea8c0d26dc7e9ff0f294efa5260b9e964e5943782eb697b964cb684ad9008a717b93cfd120ec1337acb0ecbefef0931313f7b88e881
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Filesize
536B
MD5bb7fc9d8cb8a8183fa7a9bed58ab40e1
SHA189fbaa853489834425344037a6f0453bbef0ea41
SHA256e73100f86bd58084b08484dbb0c7142f031fdc2940a51464991bf77a8bb56d83
SHA512cc10bfa6881582b42b1a23d278797752a0e1eb48a6488eb0c31873015bef7fa00f3411c6c8c74e3123e8047a36771e7ddc3e07a1c04db5a4f2d21186e67b3be7