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General
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Target
41b007b09b3da5bf2f1e6bf34d7ca6c1_JaffaCakes118
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Size
589KB
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Sample
240514-qwwneahc8t
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MD5
41b007b09b3da5bf2f1e6bf34d7ca6c1
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SHA1
1c1b84e1cf1576f8d5c9622aad42def01c48a493
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SHA256
9f44eaf881e2e145794a360aca1cdd2e9ac2e020e59b1829ea8f92d4fd3eebd0
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SHA512
50347bc41495d893c1c71fdb0b36bb2a56d672d7af9c3ad0dcc8cfd334ead9c96c849863afaeb3d555924de61a79febc5a39e6ba2b965c4289b2c96ab2584ec3
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SSDEEP
12288:MUiTFXMfffP5dgVHYPT4m90rrYQp48+0I6O4lNh7vaqFaFmSiyyjKF:MUihXy/YClF6O4HhBd8F
Static task
static1
Behavioral task
behavioral1
Sample
41b007b09b3da5bf2f1e6bf34d7ca6c1_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
41b007b09b3da5bf2f1e6bf34d7ca6c1_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
F:\$RECYCLE.BIN\S-1-5-21-481678230-3773327859-3495911762-1000\KRAB-DECRYPT.txt
http://gandcrabmfe6mnef.onion/2b8272202ce8c9a7
Extracted
F:\$RECYCLE.BIN\KRAB-DECRYPT.txt
http://gandcrabmfe6mnef.onion/8b72f5bbd591c08d
Targets
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Target
41b007b09b3da5bf2f1e6bf34d7ca6c1_JaffaCakes118
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Size
589KB
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MD5
41b007b09b3da5bf2f1e6bf34d7ca6c1
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SHA1
1c1b84e1cf1576f8d5c9622aad42def01c48a493
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SHA256
9f44eaf881e2e145794a360aca1cdd2e9ac2e020e59b1829ea8f92d4fd3eebd0
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SHA512
50347bc41495d893c1c71fdb0b36bb2a56d672d7af9c3ad0dcc8cfd334ead9c96c849863afaeb3d555924de61a79febc5a39e6ba2b965c4289b2c96ab2584ec3
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SSDEEP
12288:MUiTFXMfffP5dgVHYPT4m90rrYQp48+0I6O4lNh7vaqFaFmSiyyjKF:MUihXy/YClF6O4HhBd8F
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (275) 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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Drops startup file
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Suspicious use of SetThreadContext
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