Behavioral task
behavioral1
Sample
2024-04-27_a2e5120c8427948dbd5b23152fac95d5_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-27_a2e5120c8427948dbd5b23152fac95d5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_a2e5120c8427948dbd5b23152fac95d5_cryptolocker
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Size
110KB
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MD5
a2e5120c8427948dbd5b23152fac95d5
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SHA1
faf11073710c8ded3adff93d9eb166a5bac2349e
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SHA256
f28533316e8371cbaa3f6bdac3bd8936f6667e4b00572840878ee49f44ded4f1
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SHA512
415fd0f0fbf1136d2ab3129330329e2751ab2ec2dde8569db59cc6f8f0488ab0e98d0ecdd33f6775e2f37ca61c9180fd963754f1b148ee9a02540484910f449e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMghJOvjH:z6a+CdOOtEvwDpjcz2
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 2024-04-27_a2e5120c8427948dbd5b23152fac95d5_cryptolocker
Files
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2024-04-27_a2e5120c8427948dbd5b23152fac95d5_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