Behavioral task
behavioral1
Sample
2024-05-24_4bac94354f6f54408422430dd8de58c1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_4bac94354f6f54408422430dd8de58c1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_4bac94354f6f54408422430dd8de58c1_cryptolocker
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Size
81KB
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MD5
4bac94354f6f54408422430dd8de58c1
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SHA1
78567be252a20fd4ee9ee47b63464f7db7605095
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SHA256
e63d1e5feeb68facabd3bfd19869bc5d7df4bc076fd857ae3354c7274a863631
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SHA512
e95e7bfd549b0768e73a814312a8386a679d9d1cd23f1c316414410ad89da90356d64e5022d3ac00d144725633c366887f701dfc627bac8f36ad20a1ad2c9894
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpSxN:zCsanOtEvwDpjI
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 2024-05-24_4bac94354f6f54408422430dd8de58c1_cryptolocker
Files
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2024-05-24_4bac94354f6f54408422430dd8de58c1_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