Behavioral task
behavioral1
Sample
2024-03-27_f7babfc3a7fcf063391af26f18c20c3b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-27_f7babfc3a7fcf063391af26f18c20c3b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_f7babfc3a7fcf063391af26f18c20c3b_cryptolocker
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Size
82KB
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MD5
f7babfc3a7fcf063391af26f18c20c3b
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SHA1
c830acdba51a0cac5819a93d0ee34b89bb1bd11c
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SHA256
2e6c7d504fa09f15fbe1ee2bbc26d5a1e44597ce1d3c0b320fb1e07fc8a59b4e
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SHA512
a7ecf4a2b5fa613986d2f4750aa655fb14a8b76daee4ffb25f4c8a24ab04672d2857257a2d8b3a6d87278ee93eeae0a675f267496576c855c47665fef54fceaf
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT76:T6a+rdOOtEvwDpjNu
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 2024-03-27_f7babfc3a7fcf063391af26f18c20c3b_cryptolocker
Files
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2024-03-27_f7babfc3a7fcf063391af26f18c20c3b_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