Behavioral task
behavioral1
Sample
2024-05-07_74a8ec82dc67a70b945d9e4dc9a65e63_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-07_74a8ec82dc67a70b945d9e4dc9a65e63_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-07_74a8ec82dc67a70b945d9e4dc9a65e63_cryptolocker
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Size
63KB
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MD5
74a8ec82dc67a70b945d9e4dc9a65e63
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SHA1
76ae28a04a0bc119249e34eabdcef7837381f3c5
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SHA256
6d7a3d1a4634345ed7985c6b34bad5ae610af0b8c37c6dff3e80a32d0fdd1125
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SHA512
66edede7f2abeb2e390d7f25d40f004eb8c5f832c0cfc0721398363d37bcf8cfd7dbccd466905a7a78cd73ca2219002fa51e29fdbc09cf2bbdaa7c2a91804c7d
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jK2:P8mnK6QFElP6n+gymddpMOtEvwDpjYMN
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 2024-05-07_74a8ec82dc67a70b945d9e4dc9a65e63_cryptolocker
Files
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2024-05-07_74a8ec82dc67a70b945d9e4dc9a65e63_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE