Analysis
-
max time kernel
126s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
18-04-2024 19:59
Behavioral task
behavioral1
Sample
f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe
Resource
win7-20231129-en
windows7-x64
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
14 signatures
150 seconds
General
-
Target
f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe
-
Size
669KB
-
MD5
f8a9d3f458a7ab3af54cde87d2b0b4f6
-
SHA1
9984cfbbf8c86c16d0ca2fd1388ed516213a6eb8
-
SHA256
45f0bb5539b7ce29c74f11c46b1f1199eae518af04ff7bb499e10f4780dc7530
-
SHA512
324b73a4fb223d653fb56f3d0081fdd4429ca222c43069141f6df4e53538b2dd25c0f25fad14d8c96e0bbbb5b9a7de6fc93b96695315a777aa5c065035b49dff
-
SSDEEP
12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DYKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWRKrKe
Malware Config
Extracted
Path
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\HOW_TO_RECOVER_DATA.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;">F6DB4A4BFEF42F2434EC69D381E48F4BB7F4DDF3EB5C4C103A361EB8EF9C4E7A753FE61D29747FC97355BD5FCB174D7881F1BEF53256E6DDD26D3C016C6544CF<br>1384E018B6012223A032B805CCE6E4D68DA688761E1B6B687DAA66241A6FC466A305EB9315BDD7EBE9ABF6D51F26E5869945FAEE95668AB3C56404B16C15<br>A7E7EA2538A118389114CFD9B0A9BBB9DF3B9758B1E87721334F4ED408A91DDD673F7D817009EF0697C3CD1BAF3C1958973DB399F5DBA60B21B3A576DFF0<br>18849EE818D356BB2254D83DB21A05D82856B6CC47D408902F45C7FCB3482171801EA3407EC9AEFB3965A18155F678231879079B1D07945AFB50E291F55A<br>BACD1C6BC81705477BC29F76E5869360E3B27FDBB701D93B18DCBAE006FEC447DDDFFD7587E6EB8E377B116C7E658E25F4940FB0E012D4F48FE31AEB3519<br>DDEE052C3CFF569CF12C2DA5B5AE992904A7E4E29F6F2D2D35678C990A30931F204CB59732A00176C0B61180FEF97F34B94CA2C946A54863A97455775BE5<br>A18D615A12AF9686A838FB2B678D33B772357771004235D37E027F8E54A9EF139E6592794622B4E0181C729A3572F539F1A4CB409795651D350C840A9FA5<br>D70752D80CF69D90BCF6850A2A0437868C661128876E3C254AEAEF37E16D3917240742EAE25B31F6155DC98CE4653637728A9BF91E2EE7E839F92AC76BA2<br>688138130D5E0B912C98EB8DF173</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>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</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 <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</a><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 free email account on the site:</b> <a href="https://protonmail.com">protonmail.com<br> <hr>
<b>
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/0x000a00000001220d-868.dat family_medusalocker -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe -
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Renames multiple (282) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Executes dropped EXE 1 IoCs
pid Process 1884 svhost.exe -
Reads user/profile data of web browsers 2 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" f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini f8a9d3f458a7ab3af54cde87d2b0b4f6_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) \??\J: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\P: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\R: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\A: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\B: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\K: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\L: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\Y: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\E: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\G: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\N: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\S: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\T: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\U: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\V: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\H: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\I: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\M: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\O: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\Q: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\W: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\X: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\Z: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe File opened (read-only) \??\F: f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2972 vssadmin.exe 2696 vssadmin.exe 1920 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeBackupPrivilege 2556 vssvc.exe Token: SeRestorePrivilege 2556 vssvc.exe Token: SeAuditPrivilege 2556 vssvc.exe Token: SeIncreaseQuotaPrivilege 2664 wmic.exe Token: SeSecurityPrivilege 2664 wmic.exe Token: SeTakeOwnershipPrivilege 2664 wmic.exe Token: SeLoadDriverPrivilege 2664 wmic.exe Token: SeSystemProfilePrivilege 2664 wmic.exe Token: SeSystemtimePrivilege 2664 wmic.exe Token: SeProfSingleProcessPrivilege 2664 wmic.exe Token: SeIncBasePriorityPrivilege 2664 wmic.exe Token: SeCreatePagefilePrivilege 2664 wmic.exe Token: SeBackupPrivilege 2664 wmic.exe Token: SeRestorePrivilege 2664 wmic.exe Token: SeShutdownPrivilege 2664 wmic.exe Token: SeDebugPrivilege 2664 wmic.exe Token: SeSystemEnvironmentPrivilege 2664 wmic.exe Token: SeRemoteShutdownPrivilege 2664 wmic.exe Token: SeUndockPrivilege 2664 wmic.exe Token: SeManageVolumePrivilege 2664 wmic.exe Token: 33 2664 wmic.exe Token: 34 2664 wmic.exe Token: 35 2664 wmic.exe Token: SeIncreaseQuotaPrivilege 2564 wmic.exe Token: SeSecurityPrivilege 2564 wmic.exe Token: SeTakeOwnershipPrivilege 2564 wmic.exe Token: SeLoadDriverPrivilege 2564 wmic.exe Token: SeSystemProfilePrivilege 2564 wmic.exe Token: SeSystemtimePrivilege 2564 wmic.exe Token: SeProfSingleProcessPrivilege 2564 wmic.exe Token: SeIncBasePriorityPrivilege 2564 wmic.exe Token: SeCreatePagefilePrivilege 2564 wmic.exe Token: SeBackupPrivilege 2564 wmic.exe Token: SeRestorePrivilege 2564 wmic.exe Token: SeShutdownPrivilege 2564 wmic.exe Token: SeDebugPrivilege 2564 wmic.exe Token: SeSystemEnvironmentPrivilege 2564 wmic.exe Token: SeRemoteShutdownPrivilege 2564 wmic.exe Token: SeUndockPrivilege 2564 wmic.exe Token: SeManageVolumePrivilege 2564 wmic.exe Token: 33 2564 wmic.exe Token: 34 2564 wmic.exe Token: 35 2564 wmic.exe Token: SeIncreaseQuotaPrivilege 2504 wmic.exe Token: SeSecurityPrivilege 2504 wmic.exe Token: SeTakeOwnershipPrivilege 2504 wmic.exe Token: SeLoadDriverPrivilege 2504 wmic.exe Token: SeSystemProfilePrivilege 2504 wmic.exe Token: SeSystemtimePrivilege 2504 wmic.exe Token: SeProfSingleProcessPrivilege 2504 wmic.exe Token: SeIncBasePriorityPrivilege 2504 wmic.exe Token: SeCreatePagefilePrivilege 2504 wmic.exe Token: SeBackupPrivilege 2504 wmic.exe Token: SeRestorePrivilege 2504 wmic.exe Token: SeShutdownPrivilege 2504 wmic.exe Token: SeDebugPrivilege 2504 wmic.exe Token: SeSystemEnvironmentPrivilege 2504 wmic.exe Token: SeRemoteShutdownPrivilege 2504 wmic.exe Token: SeUndockPrivilege 2504 wmic.exe Token: SeManageVolumePrivilege 2504 wmic.exe Token: 33 2504 wmic.exe Token: 34 2504 wmic.exe Token: 35 2504 wmic.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2372 wrote to memory of 2972 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 28 PID 2372 wrote to memory of 2972 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 28 PID 2372 wrote to memory of 2972 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 28 PID 2372 wrote to memory of 2972 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 28 PID 2372 wrote to memory of 2664 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 32 PID 2372 wrote to memory of 2664 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 32 PID 2372 wrote to memory of 2664 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 32 PID 2372 wrote to memory of 2664 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 32 PID 2372 wrote to memory of 2696 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 34 PID 2372 wrote to memory of 2696 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 34 PID 2372 wrote to memory of 2696 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 34 PID 2372 wrote to memory of 2696 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 34 PID 2372 wrote to memory of 2564 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 36 PID 2372 wrote to memory of 2564 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 36 PID 2372 wrote to memory of 2564 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 36 PID 2372 wrote to memory of 2564 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 36 PID 2372 wrote to memory of 1920 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 38 PID 2372 wrote to memory of 1920 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 38 PID 2372 wrote to memory of 1920 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 38 PID 2372 wrote to memory of 1920 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 38 PID 2372 wrote to memory of 2504 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 40 PID 2372 wrote to memory of 2504 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 40 PID 2372 wrote to memory of 2504 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 40 PID 2372 wrote to memory of 2504 2372 f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe 40 PID 1212 wrote to memory of 1884 1212 taskeng.exe 46 PID 1212 wrote to memory of 1884 1212 taskeng.exe 46 PID 1212 wrote to memory of 1884 1212 taskeng.exe 46 PID 1212 wrote to memory of 1884 1212 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" f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" f8a9d3f458a7ab3af54cde87d2b0b4f6_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\f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f8a9d3f458a7ab3af54cde87d2b0b4f6_JaffaCakes118.exe"1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2372 -
C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:2972
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2664
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:2696
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2564
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:1920
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2504
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2556
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C:\Windows\system32\taskeng.exetaskeng.exe {C2549CCF-3247-46A2-AC0E-8AFBEC2A7955} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe2⤵
- Executes dropped EXE
PID:1884
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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
1Impair Defenses
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
2Replay Monitor
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Downloads
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Filesize
5KB
MD5e1e85f3873e503dbcb2e2b5d3db7a1a8
SHA1a12e40a7d045ff7715877e3c07d4d90d2ffc93f9
SHA256303fc950e708456d2f1d66a26b0d0d09f349b74de777dd01963f5eba4f1da9ed
SHA512a80d8339ffdb71f5fc83fb5b2d6001ec5045ee167fe71d6e39fd6280bfadeb34eafc7616fc232dd82e785e04c9c17b640feeb4e5029dc02a27e55124f1507433
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Filesize
669KB
MD5f8a9d3f458a7ab3af54cde87d2b0b4f6
SHA19984cfbbf8c86c16d0ca2fd1388ed516213a6eb8
SHA25645f0bb5539b7ce29c74f11c46b1f1199eae518af04ff7bb499e10f4780dc7530
SHA512324b73a4fb223d653fb56f3d0081fdd4429ca222c43069141f6df4e53538b2dd25c0f25fad14d8c96e0bbbb5b9a7de6fc93b96695315a777aa5c065035b49dff
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Filesize
536B
MD53a7a2929014112844eba2b62502ab8ac
SHA13583d7a514322b6a93593e96169c01eb0c3f30d2
SHA2563d2121032b1b9e9ba211daa3a1c501c4a2cbda65f09de2933d681bf611cc7079
SHA5129e970629a37c000c1a836cdd5219ed1a963e4d91b44f215523e2f936cc4357f966a13fb284d3fc66029ffbcd192e112aa7ca434efe8cd1dbdaa643ad67b0d344