Behavioral task
behavioral1
Sample
2024-04-09_b28a15696ced65943aaa0cc391e09e44_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_b28a15696ced65943aaa0cc391e09e44_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_b28a15696ced65943aaa0cc391e09e44_cryptolocker
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Size
119KB
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MD5
b28a15696ced65943aaa0cc391e09e44
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SHA1
97463ec6eeae6dd215df0cd153d88ffd89d0f34c
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SHA256
ffbea752b67975981945bcb7696472a9ebf262b3b6dfe5c673164814600b38d0
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SHA512
aaa6199fa58ba2cafda2401476e7b8d931239dc9e1e114838b77ca195eeb2b69da91a0fe7f53472ececfce9924a5862f9c3900bec392235a2bec5728912476ed
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qatr:z6a+CdOOtEvwDpjczj
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 2024-04-09_b28a15696ced65943aaa0cc391e09e44_cryptolocker
Files
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2024-04-09_b28a15696ced65943aaa0cc391e09e44_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_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