Behavioral task
behavioral1
Sample
2024-02-02_f844e0564831d9224bb8e4baf1b9d536_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_f844e0564831d9224bb8e4baf1b9d536_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-02_f844e0564831d9224bb8e4baf1b9d536_cryptolocker
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Size
65KB
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MD5
f844e0564831d9224bb8e4baf1b9d536
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SHA1
2c3b26ade6d0f67617e2b361c43b77b08554ec0e
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SHA256
605f37c0b6be5ccbe11aeb901d0308ce3ddac6d4ed283a1758e3f5bb223598d0
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SHA512
6085b64aa5c80f5aae3711bb6c2c4b1c8e0b395eaa09a8c5c36b3bdfee4774735ffda138af66b40699025bb89e6d99356f16a9cc7c01d0dcc5ddf2011cb13513
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncU:1nK6a+qdOOtEvwDpjQ
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 2024-02-02_f844e0564831d9224bb8e4baf1b9d536_cryptolocker
Files
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2024-02-02_f844e0564831d9224bb8e4baf1b9d536_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE