Behavioral task
behavioral1
Sample
2024-01-25_9a8c5e7ffeac2eb4c94da1dc6454f682_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_9a8c5e7ffeac2eb4c94da1dc6454f682_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_9a8c5e7ffeac2eb4c94da1dc6454f682_cryptolocker
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Size
64KB
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MD5
9a8c5e7ffeac2eb4c94da1dc6454f682
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SHA1
6ba4497100974e6be2837b2da67b2a77dee53ccb
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SHA256
8df945ee996e1f1dbcbba75f3e01c1abfc8918ecf72a19a187167282e2416454
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SHA512
c5378db0bd470772c46a25a3003ea259f9c8a6310abe4dfe0997d267689cb9b46b49e52513b7b9535a36965df76048a2db5ea34b9259824d1e2f147fea8f0e4f
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+g0cum/kLyMro2GtOOtEvwDpj/:z6QFElP6n+g0pmddpMOtEvwDpj
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 2024-01-25_9a8c5e7ffeac2eb4c94da1dc6454f682_cryptolocker
Files
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2024-01-25_9a8c5e7ffeac2eb4c94da1dc6454f682_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_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