General
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Target
2f6e31ea10e7493640f587fbddf1e295_JaffaCakes118
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Size
405KB
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Sample
241009-mf29gateng
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MD5
2f6e31ea10e7493640f587fbddf1e295
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SHA1
093cc6e3b22d18407a4aa073ba2c56e9a93a7f0e
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SHA256
10ac5ba8e263f415b53bae91278727eb71ec393b1f685bd6cdd6df48d984df9d
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SHA512
a0d78f5947def8a397746fd5d63caf85628acdb252141a848e9e533712f2e1de10e8dc8054180a9065f1e2aeac7dc1be2710afba55166ae4ab90b90ba6994833
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SSDEEP
12288:D9RdIMX3LWmMOF1zvk/3t+zS6dGf4HpnK:JIMXz/1zOHf4M
Static task
static1
Behavioral task
behavioral1
Sample
2f6e31ea10e7493640f587fbddf1e295_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2f6e31ea10e7493640f587fbddf1e295_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECoVERY_+qirso.txt
teslacrypt
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/A993342E6F441638
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/A993342E6F441638
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/A993342E6F441638
http://xlowfznrg4wf7dli.ONION/A993342E6F441638
Extracted
C:\Program Files\7-Zip\Lang\_RECoVERY_+mhxoj.txt
teslacrypt
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/D278E3C1648955AF
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/D278E3C1648955AF
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/D278E3C1648955AF
http://xlowfznrg4wf7dli.ONION/D278E3C1648955AF
Targets
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Target
2f6e31ea10e7493640f587fbddf1e295_JaffaCakes118
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Size
405KB
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MD5
2f6e31ea10e7493640f587fbddf1e295
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SHA1
093cc6e3b22d18407a4aa073ba2c56e9a93a7f0e
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SHA256
10ac5ba8e263f415b53bae91278727eb71ec393b1f685bd6cdd6df48d984df9d
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SHA512
a0d78f5947def8a397746fd5d63caf85628acdb252141a848e9e533712f2e1de10e8dc8054180a9065f1e2aeac7dc1be2710afba55166ae4ab90b90ba6994833
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SSDEEP
12288:D9RdIMX3LWmMOF1zvk/3t+zS6dGf4HpnK:JIMXz/1zOHf4M
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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 (423) 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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Suspicious use of SetThreadContext
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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