General
-
Target
e5e83d8209a8e06089d70e65901b7481_JaffaCakes118
-
Size
328KB
-
Sample
241212-ma925asrbr
-
MD5
e5e83d8209a8e06089d70e65901b7481
-
SHA1
dba4cc12a51f6ab845673de37756d2b3f31825e6
-
SHA256
e37b974823a5def88d1b8857cbe4262ed60d59a7ef7b6854e407d6a2dc8cdc68
-
SHA512
63b61ab3d5d26aaa318ae36a29dfc2107deedd6b340c54abbeec40b9598a5d6ea1743bdd6c320dddcbafcea5820b2620e4b0b9bfc4d5a45a8808c09b148503b2
-
SSDEEP
6144:EEKwa30luX+sChrlTxO9M4wt8lfJBXfvUmaeyfXMx3/mQ6YroqS8j6M54IaHSJ7+:jK8luX+ssxTI9WkxxvPWUpeG/+bIn70
Static task
static1
Behavioral task
behavioral1
Sample
e5e83d8209a8e06089d70e65901b7481_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
e5e83d8209a8e06089d70e65901b7481_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+odvvg.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/F01DCB3BD152645D
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/F01DCB3BD152645D
http://yyre45dbvn2nhbefbmh.begumvelic.at/F01DCB3BD152645D
http://xlowfznrg4wf7dli.ONION/F01DCB3BD152645D
Extracted
C:\Program Files\7-Zip\Lang\_ReCoVeRy_+gviuw.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/22133AB2B1D93D
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/22133AB2B1D93D
http://yyre45dbvn2nhbefbmh.begumvelic.at/22133AB2B1D93D
http://xlowfznrg4wf7dli.ONION/22133AB2B1D93D
Targets
-
-
Target
e5e83d8209a8e06089d70e65901b7481_JaffaCakes118
-
Size
328KB
-
MD5
e5e83d8209a8e06089d70e65901b7481
-
SHA1
dba4cc12a51f6ab845673de37756d2b3f31825e6
-
SHA256
e37b974823a5def88d1b8857cbe4262ed60d59a7ef7b6854e407d6a2dc8cdc68
-
SHA512
63b61ab3d5d26aaa318ae36a29dfc2107deedd6b340c54abbeec40b9598a5d6ea1743bdd6c320dddcbafcea5820b2620e4b0b9bfc4d5a45a8808c09b148503b2
-
SSDEEP
6144:EEKwa30luX+sChrlTxO9M4wt8lfJBXfvUmaeyfXMx3/mQ6YroqS8j6M54IaHSJ7+:jK8luX+ssxTI9WkxxvPWUpeG/+bIn70
-
TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
-
Teslacrypt family
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Renames multiple (417) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Drops startup file
-
Executes dropped EXE
-
Adds Run key to start application
-
Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
-
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1