Behavioral task
behavioral1
Sample
2024-04-29_fe1fa0937a8fa73faac9bde77cade923_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-29_fe1fa0937a8fa73faac9bde77cade923_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_fe1fa0937a8fa73faac9bde77cade923_cryptolocker
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Size
56KB
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MD5
fe1fa0937a8fa73faac9bde77cade923
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SHA1
c94ed3538d4abb6992204c43920dd59125e71f79
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SHA256
a0d02836840a42a1cd325beba91c49a0285f32bbce88da05dc5a12340ea7ef70
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SHA512
345353ee856f0e05b6d8790de92476d6c534f429f2d3a217d6bc2efaf45e7941626c2444c2ceba91fe9e8387c3bcc9720fa895461c25f85bc3ac80c215da7bc9
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+SjJ:bP9g/xtCS3Dxx0JSjJ
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-29_fe1fa0937a8fa73faac9bde77cade923_cryptolocker
Files
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2024-04-29_fe1fa0937a8fa73faac9bde77cade923_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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