Behavioral task
behavioral1
Sample
2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker
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Size
54KB
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MD5
b04021a4f695e7b19afc62d681b671c4
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SHA1
86788e2cee871f9ae98de6c0b12e1c4103185616
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SHA256
d2e3c6919b368b87382e525ebd5da7796b272b91d326a44848522fefe015be7c
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SHA512
e9eb875d6ebd3678cfae07dd8186f1fde591a998867a57c09164f194fa395ecbef5fc2255667e913d3734e899ace3aa8fb5703da3c74d559ad08a0380c0e1797
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOka4:z6QFElP6n+gKmddpMOtEvwDpj31ikv
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 2024-05-30_b04021a4f695e7b19afc62d681b671c4_cryptolocker
Files
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2024-05-30_b04021a4f695e7b19afc62d681b671c4_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