Behavioral task
behavioral1
Sample
2024-05-20_cb1f4ba62015be2d61d133adcc8e694f_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-20_cb1f4ba62015be2d61d133adcc8e694f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_cb1f4ba62015be2d61d133adcc8e694f_cryptolocker
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Size
59KB
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MD5
cb1f4ba62015be2d61d133adcc8e694f
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SHA1
66980721db72141cf5a54dab4be1ba9371b59b1c
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SHA256
0e4d12de1356b62c8ad1f23d1ee9b5e20395b46045b533a8730a63ae5671f3fa
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SHA512
9f7421af80ff3fbb051b3ab98031e51b1498c3ef4ff95660522ef91bdecd1dbd73eed06fb6d8ac6d82d5733df6f5c751cef9bddb3e6e43f343505ec9506d9ca2
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBY:H6QFElP6n+gou9cvMOtEvwDpjCpVXYY
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 2024-05-20_cb1f4ba62015be2d61d133adcc8e694f_cryptolocker
Files
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2024-05-20_cb1f4ba62015be2d61d133adcc8e694f_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: 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