Behavioral task
behavioral1
Sample
2024-03-26_5d76ec3c8b9d28a4aa64c5b37c06e115_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_5d76ec3c8b9d28a4aa64c5b37c06e115_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_5d76ec3c8b9d28a4aa64c5b37c06e115_cryptolocker
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Size
57KB
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MD5
5d76ec3c8b9d28a4aa64c5b37c06e115
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SHA1
2c965f3b042ba413cd3fdb0956377eb3eded3081
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SHA256
c29d6e94511fd19c8c3106f8219f1f54adac1418b9ebee8e87738acdba174c40
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SHA512
578980ab08c7025b2aa35877eab8dfe47bd55b70a792e48d1f85409369a5228335114d4f21d67312182eed8025be0f7eef6df5159945dd90b26cc35a0c6a1e15
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iHO:z6QFElP6n+gKmddpMOtEvwDpj9aYa9O
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 2024-03-26_5d76ec3c8b9d28a4aa64c5b37c06e115_cryptolocker
Files
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2024-03-26_5d76ec3c8b9d28a4aa64c5b37c06e115_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