Behavioral task
behavioral1
Sample
2024-02-29_1655dcf07db9f30db54597b0146aa3b4_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-29_1655dcf07db9f30db54597b0146aa3b4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_1655dcf07db9f30db54597b0146aa3b4_cryptolocker
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Size
63KB
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MD5
1655dcf07db9f30db54597b0146aa3b4
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SHA1
69f67fdfbe893d66b94fb7a3d4faa2b3b117b00d
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SHA256
66a9bf4659ea28ecf8c40873e131fd6c9c7d43e9f1bc9f33bdb4ee6dbaeddfd4
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SHA512
39e00d9ea4b44632e157b9dbd84fc9442c390258319d38cef303f20cc56b7f87afc30ac9183e721199ec41f97d6d0ccbbb2527d0770b8d44b87090bb316b3e20
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXTw:T6QFElP6n+gxmddpMOtEvwDpjwa3nTw
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 2024-02-29_1655dcf07db9f30db54597b0146aa3b4_cryptolocker
Files
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2024-02-29_1655dcf07db9f30db54597b0146aa3b4_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