Behavioral task
behavioral1
Sample
2024-02-12_cf3cf4f6754735b3bc907272cd2efd58_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_cf3cf4f6754735b3bc907272cd2efd58_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_cf3cf4f6754735b3bc907272cd2efd58_cryptolocker
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Size
65KB
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MD5
cf3cf4f6754735b3bc907272cd2efd58
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SHA1
686b6cd4a7e2e8db31e7b1069e8368b74745876b
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SHA256
e2cd6fee4d8126cddbfc968d3313650e824263ec29086b53dd01dc3f981cc6dc
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SHA512
7ba71261de08649d3e7645fe72b5f179eec47cf3594f01cafa4c3e39f91eb1a1122d436e3a1b76bd20691cb1a5b4dc6478054ec890dcaf3a99d82c071aeac4ea
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXa7Q:1nK6a+qdOOtEvwDpjD
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 2024-02-12_cf3cf4f6754735b3bc907272cd2efd58_cryptolocker
Files
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2024-02-12_cf3cf4f6754735b3bc907272cd2efd58_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