Behavioral task
behavioral1
Sample
2024-04-08_1e1849c53888da28a7cdb559a37abb51_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-08_1e1849c53888da28a7cdb559a37abb51_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-08_1e1849c53888da28a7cdb559a37abb51_cryptolocker
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Size
59KB
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MD5
1e1849c53888da28a7cdb559a37abb51
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SHA1
73b3b26c68e8fd3d8715c5fcfdc0ee46baf23bae
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SHA256
a74f838358ea32cc0b12a969595ee283619fbf83ee2f458e68ec615490d70012
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SHA512
22a1d6f188fc96e725b8b3f7cd03a275092504cd384303316665dd93e42393763069c1deb100e0fa428f2b850a88eb68d28cee93ec18a70c9ee5f75d82c6a463
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appy:z6QFElP6n+gKmddpMOtEvwDpj9aYai
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 2024-04-08_1e1849c53888da28a7cdb559a37abb51_cryptolocker
Files
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2024-04-08_1e1849c53888da28a7cdb559a37abb51_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