Behavioral task
behavioral1
Sample
2024-03-12_39815f3b5cdf8ed2dbb1de1fc0ecdd54_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-12_39815f3b5cdf8ed2dbb1de1fc0ecdd54_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_39815f3b5cdf8ed2dbb1de1fc0ecdd54_cryptolocker
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Size
92KB
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MD5
39815f3b5cdf8ed2dbb1de1fc0ecdd54
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SHA1
e27f3c1cbe1afea5e2bb16f0ffd362cc95374cc3
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SHA256
6b0cdc33258495cc0ad46a50bf77ec51f106c6c4ccf190158e611094ba4577d2
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SHA512
823f6ad40154bdbbf4f451e17bdea7ae71729b9faee58d3cbeef0c25041ce0358d3a5cb67e4813f4fc61a6937f75200bb8226efdf9271696f9b99771569f3c80
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uvae:zCsanOtEvwDpjk
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 2024-03-12_39815f3b5cdf8ed2dbb1de1fc0ecdd54_cryptolocker
Files
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2024-03-12_39815f3b5cdf8ed2dbb1de1fc0ecdd54_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