Behavioral task
behavioral1
Sample
2024-01-29_574b0172f7c9c1ee2c13643ec9f892ba_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_574b0172f7c9c1ee2c13643ec9f892ba_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_574b0172f7c9c1ee2c13643ec9f892ba_cryptolocker
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Size
75KB
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MD5
574b0172f7c9c1ee2c13643ec9f892ba
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SHA1
b2db598806e7dff33d9935663ee0bf17d93ae6ce
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SHA256
a661ce2af58cc462d5852071d1fb0af6287e5af78cb6118adf5735c3c627fae4
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SHA512
477740ae9534e7eae81b4a4492b645d9281de1e3c2682f24988357745bcb0f7b377045d40914498fa9dc51ad30956e75658b342fb460e0149786ab6d31dda24d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdP:T6a+rdOOtEvwDpjNtp
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 2024-01-29_574b0172f7c9c1ee2c13643ec9f892ba_cryptolocker
Files
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2024-01-29_574b0172f7c9c1ee2c13643ec9f892ba_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