Behavioral task
behavioral1
Sample
2024-04-22_437a2ec2ab9d87bf772eb1b4703fd597_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-22_437a2ec2ab9d87bf772eb1b4703fd597_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_437a2ec2ab9d87bf772eb1b4703fd597_cryptolocker
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Size
96KB
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MD5
437a2ec2ab9d87bf772eb1b4703fd597
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SHA1
799c0ce2f21927aed55d1edebd8cc46e4077dd48
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SHA256
cc23c0ab8b1d8e18786682e4f61208226ba22768eef721c4490d280ce72b520b
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SHA512
3897cdb00fe98f041efc81ba0999f6362578e89868fcb23c8e0177cd481011d09dcb508c8df8aabf9373c5f5da47b058067a8b8cfdbf611c6bb04cd6f664df1f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b6q:zCsanOtEvwDpjBD
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 2024-04-22_437a2ec2ab9d87bf772eb1b4703fd597_cryptolocker
Files
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2024-04-22_437a2ec2ab9d87bf772eb1b4703fd597_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