General
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Target
6e1521accd328e43641c8c71ebbde64c_JaffaCakes118
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Size
360KB
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Sample
241023-k33gms1gjg
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MD5
6e1521accd328e43641c8c71ebbde64c
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SHA1
7a82cfbb067c0b189dc1fa10e916fe763a5e8356
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SHA256
65de2df558ebb2488ba1e50bc6fa2ccd2a168fa322b86387e9849b24772fef61
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SHA512
827cc80559b04443904fdee9aea46ef7bc22dc28f89369b83a9508a9b54de7d30b627c71740f6a8ac9f89f49d9a614dc3fa84bad57d9fbb934b4e00ced60e4e2
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SSDEEP
6144:z6qgoL9xGn4FfcPhe6szbYKMGFtOf7ipZz/aYIZC3FqTzELSyH5vuNAvwu:h9xGbKMAIf7i7vF3FqnEpvmAvB
Static task
static1
Behavioral task
behavioral1
Sample
6e1521accd328e43641c8c71ebbde64c_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6e1521accd328e43641c8c71ebbde64c_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+pyctp.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/601CE33CEA6C2F16
http://tes543berda73i48fsdfsd.keratadze.at/601CE33CEA6C2F16
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/601CE33CEA6C2F16
http://xlowfznrg4wf7dli.ONION/601CE33CEA6C2F16
Extracted
C:\Program Files\7-Zip\Lang\_RECOVERY_+cmyds.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/FA345C116F8B4BEE
http://tes543berda73i48fsdfsd.keratadze.at/FA345C116F8B4BEE
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/FA345C116F8B4BEE
http://xlowfznrg4wf7dli.ONION/FA345C116F8B4BEE
Targets
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Target
6e1521accd328e43641c8c71ebbde64c_JaffaCakes118
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Size
360KB
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MD5
6e1521accd328e43641c8c71ebbde64c
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SHA1
7a82cfbb067c0b189dc1fa10e916fe763a5e8356
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SHA256
65de2df558ebb2488ba1e50bc6fa2ccd2a168fa322b86387e9849b24772fef61
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SHA512
827cc80559b04443904fdee9aea46ef7bc22dc28f89369b83a9508a9b54de7d30b627c71740f6a8ac9f89f49d9a614dc3fa84bad57d9fbb934b4e00ced60e4e2
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SSDEEP
6144:z6qgoL9xGn4FfcPhe6szbYKMGFtOf7ipZz/aYIZC3FqTzELSyH5vuNAvwu:h9xGbKMAIf7i7vF3FqnEpvmAvB
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (438) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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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