Behavioral task
behavioral1
Sample
2024-06-10_4025e9ab35ae133335b3c99f5a14d796_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-10_4025e9ab35ae133335b3c99f5a14d796_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_4025e9ab35ae133335b3c99f5a14d796_cryptolocker
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Size
92KB
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MD5
4025e9ab35ae133335b3c99f5a14d796
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SHA1
9b0903beb769ae04d023aeffcaaa14aef9ddc65a
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SHA256
737affe979ce52bfa354fd63025cd8aa2146122d01c88270d3367b945d684cf1
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SHA512
5982da96526e3e1cf61d9a0d96e6e6be9be1f5946dd59c8ec38c08bd04de349303fc129f32016b6ec1905db446eb1aecd21bb6d20c3115e4addff4dce43b6351
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SSDEEP
1536:f6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAw:f6a+1SEOtEvwDpjYYvQd2Pw
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 2024-06-10_4025e9ab35ae133335b3c99f5a14d796_cryptolocker
Files
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2024-06-10_4025e9ab35ae133335b3c99f5a14d796_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: 11KB - 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