General
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Target
e7f147af11b3494756d8c07149de56c5_JaffaCakes118
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Size
352KB
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Sample
241212-x93r7svnc1
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MD5
e7f147af11b3494756d8c07149de56c5
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SHA1
c3b7a6a4b77eebaef88b1f874317d55783c10e82
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SHA256
dfd96eb0d24ab0e64e6e2078eca2ae8e969295be95b0862456371f79a22333a2
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SHA512
a0dd11b4c085c3642ec109ae33ded492db4f0e73c42bdb45e42bfe8243ad7b770362cfa966d45bdd90579f34e70ed595340d6b65379fd69e65c19c9ec2180027
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SSDEEP
6144:oMeb/EDtpBx1aRXJub19pf3gOURaJmf+ubexB3wLaYZSzvF:oTb/wtN1aRXJg1f3gO9Jm+u2BgeYkzv
Static task
static1
Behavioral task
behavioral1
Sample
e7f147af11b3494756d8c07149de56c5_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e7f147af11b3494756d8c07149de56c5_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+nnruq.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/BD2776213EAA6773
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/BD2776213EAA6773
http://yyre45dbvn2nhbefbmh.begumvelic.at/BD2776213EAA6773
http://xlowfznrg4wf7dli.ONION/BD2776213EAA6773
Extracted
C:\Program Files\7-Zip\Lang\_ReCoVeRy_+xyshw.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/EDA5679AE795A2BF
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/EDA5679AE795A2BF
http://yyre45dbvn2nhbefbmh.begumvelic.at/EDA5679AE795A2BF
http://xlowfznrg4wf7dli.ONION/EDA5679AE795A2BF
Targets
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Target
e7f147af11b3494756d8c07149de56c5_JaffaCakes118
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Size
352KB
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MD5
e7f147af11b3494756d8c07149de56c5
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SHA1
c3b7a6a4b77eebaef88b1f874317d55783c10e82
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SHA256
dfd96eb0d24ab0e64e6e2078eca2ae8e969295be95b0862456371f79a22333a2
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SHA512
a0dd11b4c085c3642ec109ae33ded492db4f0e73c42bdb45e42bfe8243ad7b770362cfa966d45bdd90579f34e70ed595340d6b65379fd69e65c19c9ec2180027
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SSDEEP
6144:oMeb/EDtpBx1aRXJub19pf3gOURaJmf+ubexB3wLaYZSzvF:oTb/wtN1aRXJg1f3gO9Jm+u2BgeYkzv
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Teslacrypt family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (406) 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