Behavioral task
behavioral1
Sample
2024-03-05_2e5d3b5fba5f868fb6ca02d18901ca66_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_2e5d3b5fba5f868fb6ca02d18901ca66_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_2e5d3b5fba5f868fb6ca02d18901ca66_cryptolocker
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Size
90KB
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MD5
2e5d3b5fba5f868fb6ca02d18901ca66
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SHA1
4335685ffe3e0970a839aa5d28c91fc74a8c7f00
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SHA256
aef5e847f8086680d11e0aa8d6a61afbcb604ea9e398f56b5ec830a28d0a527e
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SHA512
4d60ad1a7da6c7baae24b46ddee22e0faf1436926a6578946849977ad9d3ba279e701dd8a77d8a8e99435b09a3849c6bb4d866f887a3758dfe5e64a6b0729afc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWJ:zCsanOtEvwDpjZ
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 2024-03-05_2e5d3b5fba5f868fb6ca02d18901ca66_cryptolocker
Files
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2024-03-05_2e5d3b5fba5f868fb6ca02d18901ca66_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