Behavioral task
behavioral1
Sample
2024-05-07_33b3afe02cf746cfac6f8f3de94f51fc_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-07_33b3afe02cf746cfac6f8f3de94f51fc_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-07_33b3afe02cf746cfac6f8f3de94f51fc_cryptolocker
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Size
51KB
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MD5
33b3afe02cf746cfac6f8f3de94f51fc
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SHA1
c175954cfd965c54a129102e68b3c868c0e22cfb
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SHA256
ffe7c17a99dc9bd91310dfc32464ccca477c05f13ccf907e16a068c42badfedb
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SHA512
d38279b18ec7d7baaf4967b291db7335717b431948d1e3d0b1016001ac0d64d4b0eac00511d415f5c5e7bd839b289a7d69b579aa883f1eac2cb0cdf1a3e8a665
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtO2:bODOw9acifAoc+vZ
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 2024-05-07_33b3afe02cf746cfac6f8f3de94f51fc_cryptolocker
Files
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2024-05-07_33b3afe02cf746cfac6f8f3de94f51fc_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: 16KB - Virtual size: 28KB
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: 8KB - 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