Behavioral task
behavioral1
Sample
2024-02-17_5cd91318e0ce4e3f7e05caf73c4e43ed_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-17_5cd91318e0ce4e3f7e05caf73c4e43ed_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_5cd91318e0ce4e3f7e05caf73c4e43ed_cryptolocker
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Size
90KB
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MD5
5cd91318e0ce4e3f7e05caf73c4e43ed
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SHA1
3cb28c696824d26764fc38f26b2f8380c2ffa17c
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SHA256
761f20f13b63ebb40fb077ca9fe1f38c7611fa7b88ca7791b627d1ad7c99c95b
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SHA512
ca0a36b0302f913936974aba244d9addb0ebdd944926234f6753570ec458ab140e3f51e2c7984e9760db444992069bc287b390d1b095ca98ece4162976e68a79
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhW2:zCsanOtEvwDpjG
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 2024-02-17_5cd91318e0ce4e3f7e05caf73c4e43ed_cryptolocker
Files
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2024-02-17_5cd91318e0ce4e3f7e05caf73c4e43ed_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