Behavioral task
behavioral1
Sample
2024-03-19_c9049c5d08b7833e99c45a2927371e0e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_c9049c5d08b7833e99c45a2927371e0e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_c9049c5d08b7833e99c45a2927371e0e_cryptolocker
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Size
56KB
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MD5
c9049c5d08b7833e99c45a2927371e0e
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SHA1
55a1b8fbec7b4dacf6dc5c274b1e8e974d78c774
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SHA256
dcb77d874ecbd6da54138d385f8f9b9d2c1984374913c5b9ecf4ed680d85f2e7
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SHA512
ed1955eaccfa2964ed75352398f41e99cc4128fc300007e3a8998212568802e651a1ff72ac165a9f10c031c80a2d89e81b3351b4194238bb792aef071780b8d0
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpyn:zj+soPSMOtEvwDpj4yO
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 2024-03-19_c9049c5d08b7833e99c45a2927371e0e_cryptolocker
Files
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2024-03-19_c9049c5d08b7833e99c45a2927371e0e_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_CODE
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