Behavioral task
behavioral1
Sample
2024-05-27_36952fecc0fcb957f890990ac0608f0f_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-27_36952fecc0fcb957f890990ac0608f0f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-27_36952fecc0fcb957f890990ac0608f0f_cryptolocker
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Size
52KB
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MD5
36952fecc0fcb957f890990ac0608f0f
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SHA1
37582d5e953a6e7b5547ff416d5e561f404004f7
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SHA256
b61d4650851891f585613694f97c8a11f7fe197e9550ebe4eed34ca1db6356ec
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SHA512
6ce380bd31220fd8bef3a6fb33ed5120d1c8f73ae12f3e9689e664b0d0beba3fe64abeede7314397569096a6c99f570353b4e5e3e412ca2abe1ece18f2f318d9
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOS:bODOw9acifAoc+vN
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 2024-05-27_36952fecc0fcb957f890990ac0608f0f_cryptolocker
Files
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2024-05-27_36952fecc0fcb957f890990ac0608f0f_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