Behavioral task
behavioral1
Sample
2024-03-28_3a1e8dd15104ad98e32a82e3f63eb322_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_3a1e8dd15104ad98e32a82e3f63eb322_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_3a1e8dd15104ad98e32a82e3f63eb322_cryptolocker
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Size
61KB
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MD5
3a1e8dd15104ad98e32a82e3f63eb322
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SHA1
7ac520f6d9d106d961818ebbfa35d15327e019e7
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SHA256
6e7304ab129122ba0f5bb5246f3a02738bfc0bf8743be162b643ee23af812551
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SHA512
96afc16b27e21e56d9f8765ac9ca2680be3c1391d4678c51639c82042a293b6d03fbf0eb5f8d8aa8771e6ade1853acaba141bceb9fd0cc67cec84a01ebccb0f5
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J595:T6QFElP6n+gxmddpMOtEvwDpjwa395
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-28_3a1e8dd15104ad98e32a82e3f63eb322_cryptolocker
Files
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2024-03-28_3a1e8dd15104ad98e32a82e3f63eb322_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE